diff --git a/src/cdef_apply_tmpl_16.rs b/src/cdef_apply_tmpl_16.rs
index 72b9342a2..c55206e8f 100644
--- a/src/cdef_apply_tmpl_16.rs
+++ b/src/cdef_apply_tmpl_16.rs
@@ -245,16 +245,10 @@ use crate::src::cdef::CDEF_HAVE_BOTTOM;
 use crate::src::cdef::CDEF_HAVE_LEFT;
 use crate::src::cdef::CDEF_HAVE_RIGHT;
 use crate::src::cdef::CDEF_HAVE_TOP;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/cdef_apply_tmpl_8.rs b/src/cdef_apply_tmpl_8.rs
index 8e3984dcb..10635e3e4 100644
--- a/src/cdef_apply_tmpl_8.rs
+++ b/src/cdef_apply_tmpl_8.rs
@@ -246,16 +246,10 @@ use crate::src::cdef::CDEF_HAVE_BOTTOM;
 use crate::src::cdef::CDEF_HAVE_LEFT;
 use crate::src::cdef::CDEF_HAVE_RIGHT;
 use crate::src::cdef::CDEF_HAVE_TOP;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/cdf.rs b/src/cdf.rs
index d3634bc2e..a788603c0 100644
--- a/src/cdf.rs
+++ b/src/cdf.rs
@@ -342,18 +342,11 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn = Option<
-    unsafe extern "C" fn(*mut libc::c_void, ptrdiff_t, *mut libc::c_void, libc::c_int) -> (),
->;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/decode.rs b/src/decode.rs
index 52ed3efcb..d25a9aa6a 100644
--- a/src/decode.rs
+++ b/src/decode.rs
@@ -464,18 +464,11 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn = Option<
-    unsafe extern "C" fn(*mut libc::c_void, ptrdiff_t, *mut libc::c_void, libc::c_int) -> (),
->;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/itx.rs b/src/itx.rs
index d6c41a354..ce65b01db 100644
--- a/src/itx.rs
+++ b/src/itx.rs
@@ -1,5 +1,7 @@
 use crate::include::common::bitdepth::AsPrimitive;
 use crate::include::common::bitdepth::BitDepth;
+use crate::include::common::bitdepth::DynCoef;
+use crate::include::common::bitdepth::DynPixel;
 use crate::include::common::intops::iclip;
 use crate::include::common::intops::imin;
 use crate::include::stddef::*;
@@ -137,3 +139,277 @@ pub unsafe extern "C" fn inv_txfm_add_rust<BD: BitDepth>(
         dst = dst.offset(BD::pxstride(stride) as isize);
     }
 }
+
+pub type itxfm_fn = Option<
+    unsafe extern "C" fn(*mut DynPixel, ptrdiff_t, *mut DynCoef, libc::c_int, libc::c_int) -> (),
+>;
+#[derive(Copy, Clone)]
+#[repr(C)]
+pub struct Dav1dInvTxfmDSPContext {
+    pub itxfm_add: [[itxfm_fn; 17]; 19],
+}
+
+#[cfg(feature = "asm")]
+macro_rules! decl_itx_fn {
+    ($name:ident) => {
+        // TODO(legare): Temporarily pub until init fns are deduplicated.
+        pub(crate) fn $name(
+            dst: *mut DynPixel,
+            dst_stride: ptrdiff_t,
+            coeff: *mut DynCoef,
+            eob: libc::c_int,
+            bitdepth_max: libc::c_int,
+        );
+    };
+
+    ($prefix:ident, $opt:ident) => {
+        paste::paste! {
+            decl_itx_fn!($prefix, _8bpc, $opt);
+            decl_itx_fn!($prefix, _16bpc, $opt);
+        }
+    };
+
+    ($prefix:ident, $bpc:ident, $opt:ident) => {
+        paste::paste! {
+            decl_itx_fn!([<$prefix $bpc $opt>]);
+        }
+    };
+}
+
+#[cfg(feature = "asm")]
+macro_rules! decl_itx2_fns {
+    ($wxh:ident, $opt:ident) => {
+        paste::paste! {
+            decl_itx_fn!([<dav1d_inv_txfm_add_dct_dct $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_identity_identity $wxh>], $opt);
+        }
+    };
+
+    ($wxh:ident, $bpc:ident, $opt:ident) => {
+        paste::paste! {
+            decl_itx_fn!([<dav1d_inv_txfm_add_dct_dct $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_identity_identity $wxh>], $bpc, $opt);
+        }
+    };
+}
+
+#[cfg(feature = "asm")]
+macro_rules! decl_itx12_fns {
+    ($wxh:ident, $opt:ident) => {
+        paste::paste! {
+            decl_itx2_fns!($wxh, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_dct_adst $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_dct_flipadst $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_dct_identity $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_adst_dct $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_adst_adst $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_adst_flipadst $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_flipadst_dct $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_flipadst_adst $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_flipadst_flipadst $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_identity_dct $wxh>], $opt);
+        }
+    };
+
+    ($wxh:ident, $bpc:ident, $opt:ident) => {
+        paste::paste! {
+            decl_itx2_fns!($wxh, $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_dct_adst $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_dct_flipadst $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_dct_identity $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_adst_dct $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_adst_adst $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_adst_flipadst $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_flipadst_dct $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_flipadst_adst $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_flipadst_flipadst $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_identity_dct $wxh>], $bpc, $opt);
+        }
+    };
+}
+
+#[cfg(feature = "asm")]
+macro_rules! decl_itx16_fns {
+    ($wxh:ident, $opt:ident) => {
+        paste::paste! {
+            decl_itx12_fns!($wxh, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_adst_identity $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_flipadst_identity $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_identity_adst $wxh>], $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_identity_flipadst $wxh>], $opt);
+        }
+    };
+
+    ($wxh:ident, $bpc:ident, $opt:ident) => {
+        paste::paste! {
+            decl_itx12_fns!($wxh, $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_adst_identity $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_flipadst_identity $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_identity_adst $wxh>], $bpc, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_identity_flipadst $wxh>], $bpc, $opt);
+        }
+    };
+}
+
+#[cfg(feature = "asm")]
+macro_rules! decl_itx17_fns {
+    ($wxh:ident, $opt:ident) => {
+        paste::paste! {
+            decl_itx16_fns!($wxh, $opt);
+            decl_itx_fn!([<dav1d_inv_txfm_add_wht_wht $wxh>], $opt);
+        }
+    };
+}
+
+#[cfg(feature = "asm")]
+macro_rules! decl_itx_fns {
+    ($ext:ident) => {
+        decl_itx17_fns!(_4x4, $ext);
+        decl_itx16_fns!(_4x8, $ext);
+        decl_itx16_fns!(_4x16, $ext);
+        decl_itx16_fns!(_8x4, $ext);
+        decl_itx16_fns!(_8x8, $ext);
+        decl_itx16_fns!(_8x16, $ext);
+        decl_itx2_fns!(_8x32, $ext);
+        decl_itx16_fns!(_16x4, $ext);
+        decl_itx16_fns!(_16x8, $ext);
+        decl_itx12_fns!(_16x16, $ext);
+        decl_itx2_fns!(_16x32, $ext);
+        decl_itx2_fns!(_32x8, $ext);
+        decl_itx2_fns!(_32x16, $ext);
+        decl_itx2_fns!(_32x32, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_16x64, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_32x64, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_64x16, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_64x32, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_64x64, $ext);
+    };
+
+    ($bpc:ident, $ext:ident) => {
+        decl_itx16_fns!(_4x4, $bpc, $ext);
+        decl_itx16_fns!(_4x8, $bpc, $ext);
+        decl_itx16_fns!(_4x16, $bpc, $ext);
+        decl_itx16_fns!(_8x4, $bpc, $ext);
+        decl_itx16_fns!(_8x8, $bpc, $ext);
+        decl_itx16_fns!(_8x16, $bpc, $ext);
+        decl_itx2_fns!(_8x32, $bpc, $ext);
+        decl_itx16_fns!(_16x4, $bpc, $ext);
+        decl_itx16_fns!(_16x8, $bpc, $ext);
+        decl_itx12_fns!(_16x16, $bpc, $ext);
+        decl_itx2_fns!(_16x32, $bpc, $ext);
+        decl_itx2_fns!(_32x8, $bpc, $ext);
+        decl_itx2_fns!(_32x16, $bpc, $ext);
+        decl_itx2_fns!(_32x32, $bpc, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_16x64, $bpc, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_32x64, $bpc, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_64x16, $bpc, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_64x32, $bpc, $ext);
+        decl_itx_fn!(dav1d_inv_txfm_add_dct_dct_64x64, $bpc, $ext);
+    };
+}
+
+#[cfg(all(feature = "asm", any(target_arch = "x86", target_arch = "x86_64")))]
+extern "C" {
+    decl_itx_fns!(_avx512icl);
+    decl_itx_fns!(_10bpc, _avx512icl);
+    decl_itx_fns!(_avx2);
+    decl_itx_fns!(_10bpc, _avx2);
+    decl_itx_fns!(_12bpc, _avx2);
+    decl_itx_fns!(_sse4);
+    decl_itx_fns!(_ssse3);
+    decl_itx_fn!(dav1d_inv_txfm_add_wht_wht_4x4, _sse2);
+}
+
+#[cfg(all(feature = "asm", any(target_arch = "arm", target_arch = "aarch64")))]
+extern "C" {
+    decl_itx_fns!(_neon);
+}
+
+macro_rules! inv_txfm_fn {
+    ($type1:ident, $type2:ident, $w:literal, $h:literal, $shift:literal, $has_dconly:literal) => {
+        paste::paste! {
+            // TODO(legare): Temporarily pub until init fns are deduplicated.
+            pub(crate) unsafe extern "C" fn [<inv_txfm_add_ $type1 _ $type2 _ $w x $h _c_erased>] <BD: BitDepth> (
+                mut dst: *mut DynPixel,
+                stride: ptrdiff_t,
+                coeff: *mut DynCoef,
+                eob: libc::c_int,
+                bitdepth_max: libc::c_int,
+            ) {
+                use crate::src::itx_1d::*;
+                inv_txfm_add_rust(
+                    dst.cast(),
+                    stride,
+                    coeff.cast(),
+                    eob,
+                    $w,
+                    $h,
+                    $shift,
+                    Some([<dav1d_inv_ $type1 $w _1d_c>]),
+                    Some([<dav1d_inv_ $type2 $h _1d_c>]),
+                    $has_dconly as libc::c_int,
+                    BD::from_c(bitdepth_max),
+                );
+            }
+        }
+    };
+}
+
+macro_rules! inv_txfm_fn64 {
+    ($w:literal, $h:literal, $shift:literal) => {
+        inv_txfm_fn!(dct, dct, $w, $h, $shift, true);
+    };
+}
+
+macro_rules! inv_txfm_fn32 {
+    ($w:literal, $h:literal, $shift:literal) => {
+        inv_txfm_fn64!($w, $h, $shift);
+        inv_txfm_fn!(identity, identity, $w, $h, $shift, false);
+    };
+}
+
+macro_rules! inv_txfm_fn16 {
+    ($w:literal, $h:literal, $shift:literal) => {
+        inv_txfm_fn32!($w, $h, $shift);
+        inv_txfm_fn!(adst, dct, $w, $h, $shift, false);
+        inv_txfm_fn!(dct, adst, $w, $h, $shift, false);
+        inv_txfm_fn!(adst, adst, $w, $h, $shift, false);
+        inv_txfm_fn!(dct, flipadst, $w, $h, $shift, false);
+        inv_txfm_fn!(flipadst, dct, $w, $h, $shift, false);
+        inv_txfm_fn!(adst, flipadst, $w, $h, $shift, false);
+        inv_txfm_fn!(flipadst, adst, $w, $h, $shift, false);
+        inv_txfm_fn!(flipadst, flipadst, $w, $h, $shift, false);
+        inv_txfm_fn!(identity, dct, $w, $h, $shift, false);
+        inv_txfm_fn!(dct, identity, $w, $h, $shift, false);
+    };
+}
+
+macro_rules! inv_txfm_fn84 {
+    ($w:literal, $h:literal, $shift:literal) => {
+        inv_txfm_fn16!($w, $h, $shift);
+        inv_txfm_fn!(identity, flipadst, $w, $h, $shift, false);
+        inv_txfm_fn!(flipadst, identity, $w, $h, $shift, false);
+        inv_txfm_fn!(identity, adst, $w, $h, $shift, false);
+        inv_txfm_fn!(adst, identity, $w, $h, $shift, false);
+    };
+}
+
+inv_txfm_fn84!(4, 4, 0);
+inv_txfm_fn84!(4, 8, 0);
+inv_txfm_fn84!(4, 16, 1);
+inv_txfm_fn84!(8, 4, 0);
+inv_txfm_fn84!(8, 8, 1);
+inv_txfm_fn84!(8, 16, 1);
+inv_txfm_fn32!(8, 32, 2);
+inv_txfm_fn84!(16, 4, 1);
+inv_txfm_fn84!(16, 8, 1);
+inv_txfm_fn16!(16, 16, 2);
+inv_txfm_fn32!(16, 32, 1);
+inv_txfm_fn64!(16, 64, 2);
+inv_txfm_fn32!(32, 8, 2);
+inv_txfm_fn32!(32, 16, 1);
+inv_txfm_fn32!(32, 32, 2);
+inv_txfm_fn64!(32, 64, 1);
+inv_txfm_fn64!(64, 16, 2);
+inv_txfm_fn64!(64, 32, 1);
+inv_txfm_fn64!(64, 64, 2);
diff --git a/src/itx_tmpl_16.rs b/src/itx_tmpl_16.rs
index ef2d21ffe..f89d3b8c2 100644
--- a/src/itx_tmpl_16.rs
+++ b/src/itx_tmpl_16.rs
@@ -1,3 +1,5 @@
+use crate::include::common::bitdepth::DynCoef;
+use crate::include::common::bitdepth::DynPixel;
 use crate::include::stddef::*;
 use crate::include::stdint::*;
 use ::libc;
@@ -5,9184 +7,82 @@ use ::libc;
 use cfg_if::cfg_if;
 extern "C" {
     fn memset(_: *mut libc::c_void, _: libc::c_int, _: libc::c_ulong) -> *mut libc::c_void;
-    fn dav1d_inv_dct4_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_dct8_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_dct16_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_dct32_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_dct64_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_adst4_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_adst8_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_adst16_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_flipadst4_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_flipadst8_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_flipadst16_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_identity4_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_identity8_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_identity16_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_identity32_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_wht4_1d_c(c: *mut int32_t, stride: ptrdiff_t);
-}
-
-#[cfg(all(feature = "asm", any(target_arch = "x86", target_arch = "x86_64")))]
-extern "C" {
-    fn dav1d_inv_txfm_add_adst_adst_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x32_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x32_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x32_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x32_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x32_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x32_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x8_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x64_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x64_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x16_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x32_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x64_10bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_wht_wht_4x4_16bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x32_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x32_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x64_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x32_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x32_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x64_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x32_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x64_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x32_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x32_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x16_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x8_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x4_10bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x32_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x32_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x4_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x8_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x32_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x16_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x32_12bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x32_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x32_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x32_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x64_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x32_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x32_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x64_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x64_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x32_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x32_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x16_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_wht_wht_4x4_16bpc_sse2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x8_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x4_16bpc_sse4(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-}
-
-#[cfg(all(feature = "asm", any(target_arch = "arm", target_arch = "aarch64")))]
-extern "C" {
-    fn dav1d_inv_txfm_add_flipadst_dct_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_wht_wht_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x32_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x32_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x4_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x32_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x32_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x64_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x8_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x32_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x32_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x64_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x16_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x32_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x64_16bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-        bitdepth_max: libc::c_int,
-    );
-}
-
-pub type pixel = uint16_t;
-pub type coef = int32_t;
-
-use crate::src::levels::TX_16X16;
-use crate::src::levels::TX_32X32;
-use crate::src::levels::TX_4X4;
-use crate::src::levels::TX_64X64;
-use crate::src::levels::TX_8X8;
-
-use crate::src::levels::RTX_16X32;
-use crate::src::levels::RTX_16X4;
-use crate::src::levels::RTX_16X64;
-use crate::src::levels::RTX_16X8;
-use crate::src::levels::RTX_32X16;
-use crate::src::levels::RTX_32X64;
-use crate::src::levels::RTX_32X8;
-use crate::src::levels::RTX_4X16;
-use crate::src::levels::RTX_4X8;
-use crate::src::levels::RTX_64X16;
-use crate::src::levels::RTX_64X32;
-use crate::src::levels::RTX_8X16;
-use crate::src::levels::RTX_8X32;
-use crate::src::levels::RTX_8X4;
-
-use crate::src::levels::WHT_WHT;
-
-use crate::src::levels::ADST_ADST;
-use crate::src::levels::ADST_DCT;
-use crate::src::levels::ADST_FLIPADST;
-use crate::src::levels::DCT_ADST;
-use crate::src::levels::DCT_DCT;
-use crate::src::levels::DCT_FLIPADST;
-use crate::src::levels::FLIPADST_ADST;
-use crate::src::levels::FLIPADST_DCT;
-use crate::src::levels::FLIPADST_FLIPADST;
-use crate::src::levels::H_ADST;
-use crate::src::levels::H_DCT;
-use crate::src::levels::H_FLIPADST;
-use crate::src::levels::IDTX;
-use crate::src::levels::V_ADST;
-use crate::src::levels::V_DCT;
-use crate::src::levels::V_FLIPADST;
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itx_1d_fn =
-    Option<unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> ()>;
-use crate::include::common::intops::iclip;
-#[inline]
-unsafe extern "C" fn PXSTRIDE(x: ptrdiff_t) -> ptrdiff_t {
-    if x & 1 != 0 {
-        unreachable!();
-    }
-    return x >> 1;
-}
-use crate::include::common::bitdepth::BitDepth;
-use crate::include::common::bitdepth::BitDepth16;
-use crate::src::itx::inv_txfm_add_rust;
-#[inline(never)]
-unsafe extern "C" fn inv_txfm_add_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    w: libc::c_int,
-    h: libc::c_int,
-    shift: libc::c_int,
-    first_1d_fn: itx_1d_fn,
-    second_1d_fn: itx_1d_fn,
-    has_dconly: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_rust(
-        dst,
-        stride,
-        coeff,
-        eob,
-        w,
-        h,
-        shift,
-        first_1d_fn,
-        second_1d_fn,
-        has_dconly,
-        BitDepth16::from_c(bitdepth_max),
-    )
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_8x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        32 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_8x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        32 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        32 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_16x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        32 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x64_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        64 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_32x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        8 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_32x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        8 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_32x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_32x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_32x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        32 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_32x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        32 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_32x64_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        64 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_64x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        64 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
 }
-unsafe extern "C" fn inv_txfm_add_dct_dct_64x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    bitdepth_max: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        64 as libc::c_int,
-        32 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
+
+pub type pixel = uint16_t;
+pub type coef = int32_t;
+
+use crate::src::levels::TX_16X16;
+use crate::src::levels::TX_32X32;
+use crate::src::levels::TX_4X4;
+use crate::src::levels::TX_64X64;
+use crate::src::levels::TX_8X8;
+
+use crate::src::levels::RTX_16X32;
+use crate::src::levels::RTX_16X4;
+use crate::src::levels::RTX_16X64;
+use crate::src::levels::RTX_16X8;
+use crate::src::levels::RTX_32X16;
+use crate::src::levels::RTX_32X64;
+use crate::src::levels::RTX_32X8;
+use crate::src::levels::RTX_4X16;
+use crate::src::levels::RTX_4X8;
+use crate::src::levels::RTX_64X16;
+use crate::src::levels::RTX_64X32;
+use crate::src::levels::RTX_8X16;
+use crate::src::levels::RTX_8X32;
+use crate::src::levels::RTX_8X4;
+
+use crate::src::levels::WHT_WHT;
+
+use crate::src::itx::Dav1dInvTxfmDSPContext;
+use crate::src::levels::ADST_ADST;
+use crate::src::levels::ADST_DCT;
+use crate::src::levels::ADST_FLIPADST;
+use crate::src::levels::DCT_ADST;
+use crate::src::levels::DCT_DCT;
+use crate::src::levels::DCT_FLIPADST;
+use crate::src::levels::FLIPADST_ADST;
+use crate::src::levels::FLIPADST_DCT;
+use crate::src::levels::FLIPADST_FLIPADST;
+use crate::src::levels::H_ADST;
+use crate::src::levels::H_DCT;
+use crate::src::levels::H_FLIPADST;
+use crate::src::levels::IDTX;
+use crate::src::levels::V_ADST;
+use crate::src::levels::V_DCT;
+use crate::src::levels::V_FLIPADST;
+pub type itx_1d_fn =
+    Option<unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> ()>;
+use crate::include::common::intops::iclip;
+#[inline]
+unsafe extern "C" fn PXSTRIDE(x: ptrdiff_t) -> ptrdiff_t {
+    if x & 1 != 0 {
+        unreachable!();
+    }
+    return x >> 1;
 }
-unsafe extern "C" fn inv_txfm_add_dct_dct_64x64_c(
-    mut dst: *mut pixel,
+use crate::include::common::bitdepth::BitDepth16;
+
+unsafe extern "C" fn inv_txfm_add_wht_wht_4x4_c_erased(
+    dst: *mut DynPixel,
     stride: ptrdiff_t,
-    coeff: *mut coef,
+    coeff: *mut DynCoef,
     eob: libc::c_int,
     bitdepth_max: libc::c_int,
 ) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        64 as libc::c_int,
-        64 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-        bitdepth_max,
-    );
+    inv_txfm_add_wht_wht_4x4_rust(dst.cast(), stride, coeff.cast(), eob, bitdepth_max);
 }
-unsafe extern "C" fn inv_txfm_add_wht_wht_4x4_c(
+
+unsafe extern "C" fn inv_txfm_add_wht_wht_4x4_rust(
     mut dst: *mut pixel,
     stride: ptrdiff_t,
     coeff: *mut coef,
     _eob: libc::c_int,
     bitdepth_max: libc::c_int,
 ) {
+    use crate::src::itx_1d::dav1d_inv_wht4_1d_c;
+
     let mut tmp: [int32_t; 16] = [0; 16];
     let mut c: *mut int32_t = tmp.as_mut_ptr();
     let mut y = 0;
@@ -9235,6 +135,8 @@ unsafe extern "C" fn inv_txfm_add_wht_wht_4x4_c(
 #[rustfmt::skip]
 unsafe extern "C" fn itx_dsp_init_x86(c: *mut Dav1dInvTxfmDSPContext, bpc: libc::c_int) {
     use crate::src::x86::cpu::*;
+    // TODO(legare): Temporary import until init fns are deduplicated.
+    use crate::src::itx::*;
 
     let flags = dav1d_get_cpu_flags();
 
@@ -9816,6 +718,8 @@ use crate::src::cpu::dav1d_get_cpu_flags;
 #[inline(always)]
 unsafe extern "C" fn itx_dsp_init_arm(c: *mut Dav1dInvTxfmDSPContext, mut bpc: libc::c_int) {
     use crate::src::arm::cpu::DAV1D_ARM_CPU_FLAG_NEON;
+    // TODO(legare): Temporary import until init fns are deduplicated.
+    use crate::src::itx::*;
 
     let flags = dav1d_get_cpu_flags();
 
@@ -10148,162 +1052,165 @@ pub unsafe extern "C" fn dav1d_itx_dsp_init_16bpc(
     c: *mut Dav1dInvTxfmDSPContext,
     mut _bpc: libc::c_int,
 ) {
-    (*c).itxfm_add[TX_4X4 as usize][WHT_WHT as usize] = Some(inv_txfm_add_wht_wht_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x4_c);
-    (*c).itxfm_add[RTX_4X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x8_c);
-    (*c).itxfm_add[RTX_4X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x16_c);
-    (*c).itxfm_add[RTX_8X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x4_c);
-    (*c).itxfm_add[TX_8X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x8_c);
-    (*c).itxfm_add[RTX_8X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x16_c);
-    (*c).itxfm_add[RTX_8X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x32_c);
-    (*c).itxfm_add[RTX_8X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x32_c);
-    (*c).itxfm_add[RTX_16X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_16x4_c);
-    (*c).itxfm_add[RTX_16X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_16x8_c);
-    (*c).itxfm_add[TX_16X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x16_c);
-    (*c).itxfm_add[RTX_16X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x32_c);
-    (*c).itxfm_add[RTX_16X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x32_c);
-    (*c).itxfm_add[RTX_16X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x64_c);
-    (*c).itxfm_add[RTX_32X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x8_c);
-    (*c).itxfm_add[RTX_32X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x8_c);
-    (*c).itxfm_add[RTX_32X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x16_c);
-    (*c).itxfm_add[RTX_32X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x16_c);
-    (*c).itxfm_add[TX_32X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x32_c);
-    (*c).itxfm_add[TX_32X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x32_c);
-    (*c).itxfm_add[RTX_32X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x64_c);
-    (*c).itxfm_add[RTX_64X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x16_c);
-    (*c).itxfm_add[RTX_64X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x32_c);
-    (*c).itxfm_add[TX_64X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x64_c);
+    // TODO(legare): Temporary import until init fns are deduplicated.
+    use crate::src::itx::*;
+
+    (*c).itxfm_add[TX_4X4 as usize][WHT_WHT as usize] = Some(inv_txfm_add_wht_wht_4x4_c_erased);
+    (*c).itxfm_add[TX_4X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_4X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_4X16 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_8X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X16 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x32_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_8X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x32_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_16x4_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_16x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_16X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x32_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x32_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_16X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x64_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_32X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_32X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x8_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_32X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_32X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_32X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x32_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_32X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x32_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_32X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x64_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_64X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x16_c_erased::<BitDepth16>);
+    (*c).itxfm_add[RTX_64X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x32_c_erased::<BitDepth16>);
+    (*c).itxfm_add[TX_64X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x64_c_erased::<BitDepth16>);
 
     #[cfg(feature = "asm")]
     cfg_if! {
diff --git a/src/itx_tmpl_8.rs b/src/itx_tmpl_8.rs
index 3ef25ace6..56fb9e69b 100644
--- a/src/itx_tmpl_8.rs
+++ b/src/itx_tmpl_8.rs
@@ -1,3 +1,5 @@
+use crate::include::common::bitdepth::DynCoef;
+use crate::include::common::bitdepth::DynPixel;
 use crate::include::stddef::*;
 use crate::include::stdint::*;
 use ::libc;
@@ -5,7773 +7,73 @@ use ::libc;
 use cfg_if::cfg_if;
 extern "C" {
     fn memset(_: *mut libc::c_void, _: libc::c_int, _: libc::c_ulong) -> *mut libc::c_void;
-    fn dav1d_inv_dct4_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_dct8_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_dct16_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_dct32_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_dct64_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_adst4_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_adst8_1d_c(c: *mut int32_t, stride: ptrdiff_t, min: libc::c_int, max: libc::c_int);
-    fn dav1d_inv_adst16_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_flipadst4_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_flipadst8_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_flipadst16_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_identity4_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_identity8_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_identity16_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_identity32_1d_c(
-        c: *mut int32_t,
-        stride: ptrdiff_t,
-        min: libc::c_int,
-        max: libc::c_int,
-    );
-    fn dav1d_inv_wht4_1d_c(c: *mut int32_t, stride: ptrdiff_t);
-}
-
-#[cfg(all(feature = "asm", any(target_arch = "x86", target_arch = "x86_64")))]
-extern "C" {
-    fn dav1d_inv_txfm_add_flipadst_adst_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x32_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x32_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x4_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x32_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x32_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x64_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x8_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x32_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x32_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x64_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x64_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x32_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x16_8bpc_avx512icl(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x64_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x64_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x32_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x32_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x64_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x32_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x32_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x32_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x32_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x32_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x8_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x16_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_wht_wht_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x4_8bpc_avx2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x32_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x32_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x32_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x32_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x32_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x32_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x64_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x64_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x32_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x64_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x4_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_wht_wht_4x4_8bpc_sse2(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x8_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x16_8bpc_ssse3(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-}
-
-#[cfg(all(feature = "asm", any(target_arch = "arm", target_arch = "aarch64")))]
-extern "C" {
-    fn dav1d_inv_txfm_add_identity_dct_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_wht_wht_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_4x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_8x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_8x32_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_8x32_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x4_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_identity_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_flipadst_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_adst_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_identity_16x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_adst_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_flipadst_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_identity_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_dct_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_adst_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_adst_flipadst_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_dct_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_adst_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_flipadst_flipadst_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_dct_16x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x32_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_16x32_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_16x64_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x8_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x32_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_identity_identity_32x32_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_32x64_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x16_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x32_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-    fn dav1d_inv_txfm_add_dct_dct_64x64_8bpc_neon(
-        dst: *mut pixel,
-        dst_stride: ptrdiff_t,
-        coeff: *mut coef,
-        eob: libc::c_int,
-    );
-}
-
-pub type pixel = uint8_t;
-pub type coef = int16_t;
-
-use crate::src::levels::TX_16X16;
-use crate::src::levels::TX_32X32;
-use crate::src::levels::TX_4X4;
-use crate::src::levels::TX_64X64;
-use crate::src::levels::TX_8X8;
-
-use crate::src::levels::RTX_16X32;
-use crate::src::levels::RTX_16X4;
-use crate::src::levels::RTX_16X64;
-use crate::src::levels::RTX_16X8;
-use crate::src::levels::RTX_32X16;
-use crate::src::levels::RTX_32X64;
-use crate::src::levels::RTX_32X8;
-use crate::src::levels::RTX_4X16;
-use crate::src::levels::RTX_4X8;
-use crate::src::levels::RTX_64X16;
-use crate::src::levels::RTX_64X32;
-use crate::src::levels::RTX_8X16;
-use crate::src::levels::RTX_8X32;
-use crate::src::levels::RTX_8X4;
-
-use crate::src::levels::WHT_WHT;
-
-use crate::src::levels::ADST_ADST;
-use crate::src::levels::ADST_DCT;
-use crate::src::levels::ADST_FLIPADST;
-use crate::src::levels::DCT_ADST;
-use crate::src::levels::DCT_DCT;
-use crate::src::levels::DCT_FLIPADST;
-use crate::src::levels::FLIPADST_ADST;
-use crate::src::levels::FLIPADST_DCT;
-use crate::src::levels::FLIPADST_FLIPADST;
-use crate::src::levels::H_ADST;
-use crate::src::levels::H_DCT;
-use crate::src::levels::H_FLIPADST;
-use crate::src::levels::IDTX;
-use crate::src::levels::V_ADST;
-use crate::src::levels::V_DCT;
-use crate::src::levels::V_FLIPADST;
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itx_1d_fn =
-    Option<unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> ()>;
-use crate::include::common::bitdepth::BitDepth;
-use crate::include::common::bitdepth::BitDepth8;
-use crate::include::common::intops::iclip_u8;
-use crate::src::itx::inv_txfm_add_rust;
-#[inline(never)]
-unsafe extern "C" fn inv_txfm_add_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-    w: libc::c_int,
-    h: libc::c_int,
-    shift: libc::c_int,
-    first_1d_fn: itx_1d_fn,
-    second_1d_fn: itx_1d_fn,
-    has_dconly: libc::c_int,
-) {
-    inv_txfm_add_rust(
-        dst,
-        stride,
-        coeff,
-        eob,
-        w,
-        h,
-        shift,
-        first_1d_fn,
-        second_1d_fn,
-        has_dconly,
-        BitDepth8::from_c(8),
-    )
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_4x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_4x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        8 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_4x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        4 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_8x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        4 as libc::c_int,
-        0 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_8x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_8x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_8x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        32 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_8x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        8 as libc::c_int,
-        32 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_16x4_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        4 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst4_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_flipadst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_adst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_identity_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_identity_16x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        8 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_dct_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_flipadst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_dct_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_dct_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_identity_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_adst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_adst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_flipadst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_flipadst_adst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_adst_flipadst_16x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_adst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_flipadst16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        32 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_16x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        32 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_16x64_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        16 as libc::c_int,
-        64 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_32x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        8 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_32x8_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        8 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct8_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_32x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_32x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        16 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_identity_identity_32x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        32 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_identity32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        0 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_32x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        32 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_32x64_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        32 as libc::c_int,
-        64 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_64x16_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        64 as libc::c_int,
-        16 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct16_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
-}
-unsafe extern "C" fn inv_txfm_add_dct_dct_64x32_c(
-    mut dst: *mut pixel,
-    stride: ptrdiff_t,
-    coeff: *mut coef,
-    eob: libc::c_int,
-) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        64 as libc::c_int,
-        32 as libc::c_int,
-        1 as libc::c_int,
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct32_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
 }
-unsafe extern "C" fn inv_txfm_add_dct_dct_64x64_c(
-    mut dst: *mut pixel,
+
+pub type pixel = uint8_t;
+pub type coef = int16_t;
+
+use crate::src::levels::TX_16X16;
+use crate::src::levels::TX_32X32;
+use crate::src::levels::TX_4X4;
+use crate::src::levels::TX_64X64;
+use crate::src::levels::TX_8X8;
+
+use crate::src::levels::RTX_16X32;
+use crate::src::levels::RTX_16X4;
+use crate::src::levels::RTX_16X64;
+use crate::src::levels::RTX_16X8;
+use crate::src::levels::RTX_32X16;
+use crate::src::levels::RTX_32X64;
+use crate::src::levels::RTX_32X8;
+use crate::src::levels::RTX_4X16;
+use crate::src::levels::RTX_4X8;
+use crate::src::levels::RTX_64X16;
+use crate::src::levels::RTX_64X32;
+use crate::src::levels::RTX_8X16;
+use crate::src::levels::RTX_8X32;
+use crate::src::levels::RTX_8X4;
+
+use crate::src::levels::WHT_WHT;
+
+use crate::src::itx::Dav1dInvTxfmDSPContext;
+use crate::src::levels::ADST_ADST;
+use crate::src::levels::ADST_DCT;
+use crate::src::levels::ADST_FLIPADST;
+use crate::src::levels::DCT_ADST;
+use crate::src::levels::DCT_DCT;
+use crate::src::levels::DCT_FLIPADST;
+use crate::src::levels::FLIPADST_ADST;
+use crate::src::levels::FLIPADST_DCT;
+use crate::src::levels::FLIPADST_FLIPADST;
+use crate::src::levels::H_ADST;
+use crate::src::levels::H_DCT;
+use crate::src::levels::H_FLIPADST;
+use crate::src::levels::IDTX;
+use crate::src::levels::V_ADST;
+use crate::src::levels::V_DCT;
+use crate::src::levels::V_FLIPADST;
+pub type itx_1d_fn =
+    Option<unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> ()>;
+use crate::include::common::bitdepth::BitDepth8;
+use crate::include::common::intops::iclip_u8;
+
+unsafe extern "C" fn inv_txfm_add_wht_wht_4x4_c_erased(
+    dst: *mut DynPixel,
     stride: ptrdiff_t,
-    coeff: *mut coef,
+    coeff: *mut DynCoef,
     eob: libc::c_int,
+    _bitdepth_max: libc::c_int,
 ) {
-    inv_txfm_add_c(
-        dst,
-        stride,
-        coeff,
-        eob,
-        64 as libc::c_int,
-        64 as libc::c_int,
-        2 as libc::c_int,
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        Some(
-            dav1d_inv_dct64_1d_c
-                as unsafe extern "C" fn(*mut int32_t, ptrdiff_t, libc::c_int, libc::c_int) -> (),
-        ),
-        1 as libc::c_int,
-    );
+    inv_txfm_add_wht_wht_4x4_rust(dst.cast(), stride, coeff.cast(), eob);
 }
-unsafe extern "C" fn inv_txfm_add_wht_wht_4x4_c(
+unsafe fn inv_txfm_add_wht_wht_4x4_rust(
     mut dst: *mut pixel,
     stride: ptrdiff_t,
     coeff: *mut coef,
     _eob: libc::c_int,
 ) {
+    use crate::src::itx_1d::dav1d_inv_wht4_1d_c;
+
     let mut tmp: [int32_t; 16] = [0; 16];
     let mut c: *mut int32_t = tmp.as_mut_ptr();
     let mut y = 0;
@@ -7824,6 +126,8 @@ use crate::src::cpu::dav1d_get_cpu_flags;
 #[rustfmt::skip]
 unsafe extern "C" fn itx_dsp_init_x86(c: *mut Dav1dInvTxfmDSPContext, _bpc: libc::c_int) {
     use crate::src::x86::cpu::*;
+    // TODO(legare): Temporary import until init fns are deduplicated.
+    use crate::src::itx::*;
 
     let flags = dav1d_get_cpu_flags();
 
@@ -8327,6 +631,8 @@ unsafe extern "C" fn itx_dsp_init_x86(c: *mut Dav1dInvTxfmDSPContext, _bpc: libc
 #[rustfmt::skip]
 unsafe extern "C" fn itx_dsp_init_arm(c: *mut Dav1dInvTxfmDSPContext, mut _bpc: libc::c_int) {
     use crate::src::arm::cpu::DAV1D_ARM_CPU_FLAG_NEON;
+    // TODO(legare): Temporary import until init fns are deduplicated.
+    use crate::src::itx::*;
 
     let flags = dav1d_get_cpu_flags();
 
@@ -8499,162 +805,165 @@ pub unsafe extern "C" fn dav1d_itx_dsp_init_8bpc(
     c: *mut Dav1dInvTxfmDSPContext,
     mut _bpc: libc::c_int,
 ) {
-    (*c).itxfm_add[TX_4X4 as usize][WHT_WHT as usize] = Some(inv_txfm_add_wht_wht_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x4_c);
-    (*c).itxfm_add[TX_4X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x4_c);
-    (*c).itxfm_add[RTX_4X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x8_c);
-    (*c).itxfm_add[RTX_4X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x8_c);
-    (*c).itxfm_add[RTX_4X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x16_c);
-    (*c).itxfm_add[RTX_4X16 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x16_c);
-    (*c).itxfm_add[RTX_8X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x4_c);
-    (*c).itxfm_add[RTX_8X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x4_c);
-    (*c).itxfm_add[TX_8X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x8_c);
-    (*c).itxfm_add[TX_8X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x8_c);
-    (*c).itxfm_add[RTX_8X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x16_c);
-    (*c).itxfm_add[RTX_8X16 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x16_c);
-    (*c).itxfm_add[RTX_8X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x32_c);
-    (*c).itxfm_add[RTX_8X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x32_c);
-    (*c).itxfm_add[RTX_16X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_16x4_c);
-    (*c).itxfm_add[RTX_16X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_16x4_c);
-    (*c).itxfm_add[RTX_16X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_16x8_c);
-    (*c).itxfm_add[RTX_16X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_16x8_c);
-    (*c).itxfm_add[TX_16X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x16_c);
-    (*c).itxfm_add[TX_16X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x16_c);
-    (*c).itxfm_add[RTX_16X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x32_c);
-    (*c).itxfm_add[RTX_16X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x32_c);
-    (*c).itxfm_add[RTX_16X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x64_c);
-    (*c).itxfm_add[RTX_32X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x8_c);
-    (*c).itxfm_add[RTX_32X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x8_c);
-    (*c).itxfm_add[RTX_32X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x16_c);
-    (*c).itxfm_add[RTX_32X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x16_c);
-    (*c).itxfm_add[TX_32X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x32_c);
-    (*c).itxfm_add[TX_32X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x32_c);
-    (*c).itxfm_add[RTX_32X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x64_c);
-    (*c).itxfm_add[RTX_64X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x16_c);
-    (*c).itxfm_add[RTX_64X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x32_c);
-    (*c).itxfm_add[TX_64X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x64_c);
+    // TODO(legare): Temporary import until init fns are deduplicated.
+    use crate::src::itx::*;
+
+    (*c).itxfm_add[TX_4X4 as usize][WHT_WHT as usize] = Some(inv_txfm_add_wht_wht_4x4_c_erased);
+    (*c).itxfm_add[TX_4X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_4X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_4X16 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_4x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_8X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X16 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_8x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_8x32_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_8X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_8x32_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X4 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_16x4_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][H_FLIPADST as usize] = Some(inv_txfm_add_flipadst_identity_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][V_FLIPADST as usize] = Some(inv_txfm_add_identity_flipadst_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][H_ADST as usize] = Some(inv_txfm_add_adst_identity_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X8 as usize][V_ADST as usize] = Some(inv_txfm_add_identity_adst_16x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][DCT_ADST as usize] = Some(inv_txfm_add_adst_dct_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][ADST_DCT as usize] = Some(inv_txfm_add_dct_adst_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][ADST_ADST as usize] = Some(inv_txfm_add_adst_adst_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][ADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_adst_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_ADST as usize] = Some(inv_txfm_add_adst_flipadst_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][DCT_FLIPADST as usize] = Some(inv_txfm_add_flipadst_dct_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_DCT as usize] = Some(inv_txfm_add_dct_flipadst_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][FLIPADST_FLIPADST as usize] = Some(inv_txfm_add_flipadst_flipadst_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][H_DCT as usize] = Some(inv_txfm_add_dct_identity_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_16X16 as usize][V_DCT as usize] = Some(inv_txfm_add_identity_dct_16x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x32_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_16x32_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_16X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_16x64_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_32X8 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_32X8 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x8_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_32X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_32X16 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_32X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x32_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_32X32 as usize][IDTX as usize] = Some(inv_txfm_add_identity_identity_32x32_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_32X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_32x64_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_64X16 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x16_c_erased::<BitDepth8>);
+    (*c).itxfm_add[RTX_64X32 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x32_c_erased::<BitDepth8>);
+    (*c).itxfm_add[TX_64X64 as usize][DCT_DCT as usize] = Some(inv_txfm_add_dct_dct_64x64_c_erased::<BitDepth8>);
 
     #[cfg(feature = "asm")]
     cfg_if! {
diff --git a/src/lf_apply_tmpl_16.rs b/src/lf_apply_tmpl_16.rs
index 90d1e1ad8..badff3f8f 100644
--- a/src/lf_apply_tmpl_16.rs
+++ b/src/lf_apply_tmpl_16.rs
@@ -235,17 +235,11 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/lf_apply_tmpl_8.rs b/src/lf_apply_tmpl_8.rs
index a87fe63ba..d9b946d4d 100644
--- a/src/lf_apply_tmpl_8.rs
+++ b/src/lf_apply_tmpl_8.rs
@@ -236,17 +236,11 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/lib.rs b/src/lib.rs
index a75612421..a857108b4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -194,16 +194,9 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
-#[derive(Copy, Clone)]
-#[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn = Option<
-    unsafe extern "C" fn(*mut libc::c_void, ptrdiff_t, *mut libc::c_void, libc::c_int) -> (),
->;
 pub type coef = ();
 #[derive(Copy, Clone)]
 #[repr(C)]
diff --git a/src/log.rs b/src/log.rs
index 1b7b38fc3..fafc23654 100644
--- a/src/log.rs
+++ b/src/log.rs
@@ -106,16 +106,9 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
-#[derive(Copy, Clone)]
-#[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn = Option<
-    unsafe extern "C" fn(*mut libc::c_void, ptrdiff_t, *mut libc::c_void, libc::c_int) -> (),
->;
 pub type coef = ();
 #[derive(Copy, Clone)]
 #[repr(C)]
diff --git a/src/lr_apply_tmpl_16.rs b/src/lr_apply_tmpl_16.rs
index 3f2915889..b8ec86984 100644
--- a/src/lr_apply_tmpl_16.rs
+++ b/src/lr_apply_tmpl_16.rs
@@ -244,6 +244,7 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::looprestorationfilter_fn;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
@@ -255,13 +256,6 @@ use crate::src::looprestoration::LR_HAVE_RIGHT;
 use crate::src::looprestoration::LR_HAVE_TOP;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/lr_apply_tmpl_8.rs b/src/lr_apply_tmpl_8.rs
index 3563845a2..c14713d3d 100644
--- a/src/lr_apply_tmpl_8.rs
+++ b/src/lr_apply_tmpl_8.rs
@@ -245,6 +245,7 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::looprestorationfilter_fn;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
@@ -256,13 +257,6 @@ use crate::src::looprestoration::LR_HAVE_RIGHT;
 use crate::src::looprestoration::LR_HAVE_TOP;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/obu.rs b/src/obu.rs
index 5199eb842..a1cd8ab05 100644
--- a/src/obu.rs
+++ b/src/obu.rs
@@ -306,18 +306,11 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn = Option<
-    unsafe extern "C" fn(*mut libc::c_void, ptrdiff_t, *mut libc::c_void, libc::c_int) -> (),
->;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/picture.rs b/src/picture.rs
index 127fcaa9d..f7551d900 100644
--- a/src/picture.rs
+++ b/src/picture.rs
@@ -252,18 +252,11 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn = Option<
-    unsafe extern "C" fn(*mut libc::c_void, ptrdiff_t, *mut libc::c_void, libc::c_int) -> (),
->;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
diff --git a/src/recon_tmpl_16.rs b/src/recon_tmpl_16.rs
index 521cb5ffd..4a5fdab28 100644
--- a/src/recon_tmpl_16.rs
+++ b/src/recon_tmpl_16.rs
@@ -318,17 +318,11 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
@@ -2086,9 +2080,9 @@ unsafe extern "C" fn read_coef_tree(
                 }
                 ((*dsp).itx.itxfm_add[ytx as usize][txtp as usize])
                     .expect("non-null function pointer")(
-                    dst,
+                    dst.cast(),
                     (*f).cur.stride[0],
-                    cf,
+                    cf.cast(),
                     eob,
                     (*f).bitdepth_max,
                 );
@@ -3102,9 +3096,9 @@ pub unsafe extern "C" fn dav1d_recon_b_intra_16bpc(
                             ((*dsp).itx.itxfm_add[(*b).c2rust_unnamed.c2rust_unnamed.tx as usize]
                                 [txtp as usize])
                                 .expect("non-null function pointer")(
-                                dst_0,
+                                dst_0.cast(),
                                 (*f).cur.stride[0],
-                                cf,
+                                cf.cast(),
                                 eob,
                                 (*f).bitdepth_max,
                             );
@@ -3537,9 +3531,9 @@ pub unsafe extern "C" fn dav1d_recon_b_intra_16bpc(
                                     }
                                     ((*dsp).itx.itxfm_add[(*b).uvtx as usize][txtp_0 as usize])
                                         .expect("non-null function pointer")(
-                                        dst_1,
+                                        dst_1.cast(),
                                         stride,
-                                        cf_0,
+                                        cf_0.cast(),
                                         eob_0,
                                         (*f).bitdepth_max,
                                     );
@@ -4795,9 +4789,9 @@ pub unsafe extern "C" fn dav1d_recon_b_inter_16bpc(
                                 }
                                 ((*dsp).itx.itxfm_add[(*b).uvtx as usize][txtp as usize])
                                     .expect("non-null function pointer")(
-                                    &mut *uvdst_1.offset((4 * x_0) as isize),
+                                    uvdst_1.offset((4 * x_0) as isize).cast(),
                                     (*f).cur.stride[1],
-                                    cf,
+                                    cf.cast(),
                                     eob,
                                     (*f).bitdepth_max,
                                 );
diff --git a/src/recon_tmpl_8.rs b/src/recon_tmpl_8.rs
index 338c64f8f..c6db964c5 100644
--- a/src/recon_tmpl_8.rs
+++ b/src/recon_tmpl_8.rs
@@ -317,17 +317,11 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn =
-    Option<unsafe extern "C" fn(*mut pixel, ptrdiff_t, *mut coef, libc::c_int) -> ()>;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],
@@ -2061,7 +2055,11 @@ unsafe extern "C" fn read_coef_tree(
                 }
                 ((*dsp).itx.itxfm_add[ytx as usize][txtp as usize])
                     .expect("non-null function pointer")(
-                    dst, (*f).cur.stride[0], cf, eob
+                    dst.cast(),
+                    (*f).cur.stride[0],
+                    cf.cast(),
+                    eob,
+                    8,
                 );
                 if DEBUG_BLOCK_INFO(&*f, &*t) && 0 != 0 {
                     hex_dump::<BitDepth8>(
@@ -3059,10 +3057,11 @@ pub unsafe extern "C" fn dav1d_recon_b_intra_8bpc(
                             ((*dsp).itx.itxfm_add[(*b).c2rust_unnamed.c2rust_unnamed.tx as usize]
                                 [txtp as usize])
                                 .expect("non-null function pointer")(
-                                dst_0,
+                                dst_0.cast(),
                                 (*f).cur.stride[0],
-                                cf,
+                                cf.cast(),
                                 eob,
+                                8,
                             );
                             if DEBUG_BLOCK_INFO(&*f, &*t) && 0 != 0 {
                                 hex_dump::<BitDepth8>(
@@ -3485,7 +3484,11 @@ pub unsafe extern "C" fn dav1d_recon_b_intra_8bpc(
                                     }
                                     ((*dsp).itx.itxfm_add[(*b).uvtx as usize][txtp_0 as usize])
                                         .expect("non-null function pointer")(
-                                        dst_1, stride, cf_0, eob_0,
+                                        dst_1.cast(),
+                                        stride,
+                                        cf_0.cast(),
+                                        eob_0,
+                                        8,
                                     );
                                     if DEBUG_BLOCK_INFO(&*f, &*t) && 0 != 0 {
                                         hex_dump::<BitDepth8>(
@@ -4724,10 +4727,11 @@ pub unsafe extern "C" fn dav1d_recon_b_inter_8bpc(
                                 }
                                 ((*dsp).itx.itxfm_add[(*b).uvtx as usize][txtp as usize])
                                     .expect("non-null function pointer")(
-                                    &mut *uvdst_1.offset((4 * x_0) as isize),
+                                    uvdst_1.offset((4 * x_0) as isize).cast(),
                                     (*f).cur.stride[1],
-                                    cf,
+                                    cf.cast(),
                                     eob,
+                                    8,
                                 );
                                 if DEBUG_BLOCK_INFO(&*f, &*t) && 0 != 0 {
                                     hex_dump::<BitDepth8>(
diff --git a/src/thread_task.rs b/src/thread_task.rs
index 312d6e40e..3e8d5c727 100644
--- a/src/thread_task.rs
+++ b/src/thread_task.rs
@@ -302,18 +302,11 @@ pub struct Dav1dDSPContext {
     pub lr: Dav1dLoopRestorationDSPContext,
 }
 use crate::src::cdef::Dav1dCdefDSPContext;
+use crate::src::itx::Dav1dInvTxfmDSPContext;
 use crate::src::loopfilter::Dav1dLoopFilterDSPContext;
 use crate::src::looprestoration::Dav1dLoopRestorationDSPContext;
 #[derive(Copy, Clone)]
 #[repr(C)]
-pub struct Dav1dInvTxfmDSPContext {
-    pub itxfm_add: [[itxfm_fn; 17]; 19],
-}
-pub type itxfm_fn = Option<
-    unsafe extern "C" fn(*mut libc::c_void, ptrdiff_t, *mut libc::c_void, libc::c_int) -> (),
->;
-#[derive(Copy, Clone)]
-#[repr(C)]
 pub struct Dav1dMCDSPContext {
     pub mc: [mc_fn; 10],
     pub mc_scaled: [mc_scaled_fn; 10],