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Lower complex struct in alloca used in private pointer phi (#1261)
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,30 @@ | ||
; RUN: clspv-opt %s -o %t.ll --passes=lower-private-pointer-phi | ||
; RUN: FileCheck %s < %t.ll | ||
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; CHECK: [[alloca:%[^ ]+]] = alloca [68 x i32], align 4 | ||
; CHECK: loop: | ||
; CHECK-NEXT: [[phi:%[^ ]+]] = phi i32 [ 0, %entry ], [ [[add:%[^ ]+]], %loop ] | ||
; CHECK: [[gep:%[^ ]+]] = getelementptr inbounds [68 x i32], ptr [[alloca]], i32 0, i32 [[phi]] | ||
; CHECK: load i32, ptr [[gep]], align 4 | ||
; CHECK: [[add]] = add i32 1, [[phi]] | ||
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target datalayout = "e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024" | ||
target triple = "spir-unknown-unknown" | ||
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define void @test() { | ||
entry: | ||
%alloca = alloca { [4 x i32], [64 x i32] } | ||
br label %loop | ||
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loop: | ||
%phi = phi ptr [ %alloca, %entry ], [ %gep, %loop ] | ||
%count = phi i32 [ 0, %entry ], [ %next, %loop ] | ||
%load = load i32, ptr %phi | ||
%gep = getelementptr { [64 x i32], [32 x i32] }, ptr %phi, i32 0, i32 0, i32 1 | ||
%next = add i32 %count, 1 | ||
%cmp = icmp eq i32 %next, 64 | ||
br i1 %cmp, label %exit, label %loop | ||
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exit: | ||
ret void | ||
} |