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[CodeGen] Use getSigned() for negative values

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This commit is contained in:
Nikita Popov 2025-12-15 13:01:35 +01:00
parent 159f1c048e
commit 744552d870
4 changed files with 5 additions and 4 deletions
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3
clang/lib/CodeGen/ABIInfoImpl.cpp
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@ -153,7 +153,8 @@ llvm::Value *CodeGen::emitRoundPointerUpToAlignment(CodeGenFunction &CGF,
CGF.Builder.getInt8Ty(), Ptr, Align.getQuantity() - 1);
return CGF.Builder.CreateIntrinsic(
llvm::Intrinsic::ptrmask, {Ptr->getType(), CGF.IntPtrTy},
{RoundUp, llvm::ConstantInt::get(CGF.IntPtrTy, -Align.getQuantity())},
{RoundUp,
llvm::ConstantInt::getSigned(CGF.IntPtrTy, -Align.getQuantity())},
nullptr, Ptr->getName() + ".aligned");
}

2
clang/lib/CodeGen/ItaniumCXXABI.cpp
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@ -1627,7 +1627,7 @@ llvm::Value *ItaniumCXXABI::EmitTypeid(CodeGenFunction &CGF,
// Load the type info.
Value = CGF.Builder.CreateCall(
CGM.getIntrinsic(llvm::Intrinsic::load_relative, {CGM.Int32Ty}),
{Value, llvm::ConstantInt::get(CGM.Int32Ty, -4)});
{Value, llvm::ConstantInt::getSigned(CGM.Int32Ty, -4)});
} else {
// Load the type info.
Value =

2
clang/lib/CodeGen/MicrosoftCXXABI.cpp
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@ -2641,7 +2641,7 @@ struct ResetGuardBit final : EHScopeStack::Cleanup {
CGBuilderTy &Builder = CGF.Builder;
llvm::LoadInst *LI = Builder.CreateLoad(Guard);
llvm::ConstantInt *Mask =
llvm::ConstantInt::get(CGF.IntTy, ~(1ULL << GuardNum));
llvm::ConstantInt::getSigned(CGF.IntTy, ~(1ULL << GuardNum));
Builder.CreateStore(Builder.CreateAnd(LI, Mask), Guard);
}
};

2
clang/lib/CodeGen/Targets/AArch64.cpp
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@ -971,7 +971,7 @@ RValue AArch64ABIInfo::EmitAAPCSVAArg(Address VAListAddr, QualType Ty,
reg_offs, llvm::ConstantInt::get(CGF.Int32Ty, Align - 1),
"align_regoffs");
reg_offs = CGF.Builder.CreateAnd(
reg_offs, llvm::ConstantInt::get(CGF.Int32Ty, -Align),
reg_offs, llvm::ConstantInt::getSigned(CGF.Int32Ty, -Align),
"aligned_regoffs");
}