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[AtomicExpand] Use getSigned() for negative value

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This commit is contained in:
Nikita Popov
2025-12-09 14:56:02 +01:00
parent 748e7af8dd
commit b0bd8bdbd8
1 changed files with 2 additions and 2 deletions
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4
llvm/lib/CodeGen/AtomicExpandPass.cpp
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@@ -853,8 +853,8 @@ static PartwordMaskValues createMaskInstrs(IRBuilderBase &Builder,
if (AddrAlign < MinWordSize) {
PMV.AlignedAddr = Builder.CreateIntrinsic(
Intrinsic::ptrmask, {PtrTy, IntTy},
{Addr, ConstantInt::get(IntTy, ~(uint64_t)(MinWordSize - 1))}, nullptr,
"AlignedAddr");
{Addr, ConstantInt::getSigned(IntTy, ~(uint64_t)(MinWordSize - 1))},
nullptr, "AlignedAddr");
Value *AddrInt = Builder.CreatePtrToInt(Addr, IntTy);
PtrLSB = Builder.CreateAnd(AddrInt, MinWordSize - 1, "PtrLSB");