diff options
Diffstat (limited to 'llvm/lib/IR/AutoUpgrade.cpp')
| -rw-r--r-- | llvm/lib/IR/AutoUpgrade.cpp | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/llvm/lib/IR/AutoUpgrade.cpp b/llvm/lib/IR/AutoUpgrade.cpp index 369dc50..5ec3eb8 100644 --- a/llvm/lib/IR/AutoUpgrade.cpp +++ b/llvm/lib/IR/AutoUpgrade.cpp @@ -1375,16 +1375,12 @@ static Value *UpgradeMaskedLoad(IRBuilder<> &Builder, } static Value *upgradeAbs(IRBuilder<> &Builder, CallInst &CI) { + Type *Ty = CI.getType(); Value *Op0 = CI.getArgOperand(0); - llvm::Type *Ty = Op0->getType(); - Value *Zero = llvm::Constant::getNullValue(Ty); - Value *Cmp = Builder.CreateICmp(ICmpInst::ICMP_SGT, Op0, Zero); - Value *Neg = Builder.CreateNeg(Op0); - Value *Res = Builder.CreateSelect(Cmp, Op0, Neg); - + Function *F = Intrinsic::getDeclaration(CI.getModule(), Intrinsic::abs, Ty); + Value *Res = Builder.CreateCall(F, {Op0, Builder.getInt1(false)}); if (CI.getNumArgOperands() == 3) - Res = EmitX86Select(Builder,CI.getArgOperand(2), Res, CI.getArgOperand(1)); - + Res = EmitX86Select(Builder, CI.getArgOperand(2), Res, CI.getArgOperand(1)); return Res; } |