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[AArch64] Resolve TODO: Add v2i8 and v2i16 to bitcast #85306

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[AArch64] Resolve TODO: Add v2i8 and v2i16 to bitcast #85306

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12 changes: 4 additions & 8 deletions llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -388,14 +388,12 @@ AArch64LegalizerInfo::AArch64LegalizerInfo(const AArch64Subtarget &ST)
.clampMaxNumElements(0, s32, 4)
.clampMaxNumElements(0, s64, 2)
.clampMaxNumElements(0, p0, 2)
// TODO: Use BITCAST for v2i8, v2i16 after G_TRUNC gets sorted out
.bitcastIf(typeInSet(0, {v4s8}),
.bitcastIf(typeInSet(0, {v2s8, v2s16, v4s8}),
[=](const LegalityQuery &Query) {
const LLT VecTy = Query.Types[0];
return std::pair(0, LLT::scalar(VecTy.getSizeInBits()));
})
.customIf(IsPtrVecPred)
.scalarizeIf(typeInSet(0, {v2s16, v2s8}), 0);
.customIf(IsPtrVecPred);

getActionDefinitionsBuilder(G_STORE)
.customIf([=](const LegalityQuery &Query) {
Expand Down Expand Up @@ -429,14 +427,12 @@ AArch64LegalizerInfo::AArch64LegalizerInfo(const AArch64Subtarget &ST)
.clampMaxNumElements(0, s64, 2)
.clampMaxNumElements(0, p0, 2)
.lowerIfMemSizeNotPow2()
// TODO: Use BITCAST for v2i8, v2i16 after G_TRUNC gets sorted out
.bitcastIf(typeInSet(0, {v4s8}),
.bitcastIf(typeInSet(0, {v2s8, v2s16, v4s8}),
[=](const LegalityQuery &Query) {
const LLT VecTy = Query.Types[0];
return std::pair(0, LLT::scalar(VecTy.getSizeInBits()));
})
.customIf(IsPtrVecPred)
.scalarizeIf(typeInSet(0, {v2s16, v2s8}), 0);
.customIf(IsPtrVecPred);

getActionDefinitionsBuilder(G_INDEXED_STORE)
// Idx 0 == Ptr, Idx 1 == Val
Expand Down
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