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| author | Craig Topper <craig.topper@gmail.com> | 2017-02-18 19:51:19 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2017-02-18 19:51:19 +0000 |
| commit | a6bf7e7433ff2abc94649e1c5e126e9f4f459dc6 (patch) | |
| tree | 9dcf19f0af4e8423e031f85f127dcfbce42d8b66 /lib/IR/AutoUpgrade.cpp | |
| parent | fc7a041c9e5ddc61d4cdbd5d558585c2a52cd809 (diff) | |
[X86][IR] Simplify the XOP vpcmov autoupgrade code. NFC
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@295563 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/IR/AutoUpgrade.cpp')
| -rw-r--r-- | lib/IR/AutoUpgrade.cpp | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/lib/IR/AutoUpgrade.cpp b/lib/IR/AutoUpgrade.cpp index 099acbf0e78..977a61f0542 100644 --- a/lib/IR/AutoUpgrade.cpp +++ b/lib/IR/AutoUpgrade.cpp @@ -1079,14 +1079,10 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) { Builder.CreateCall(VPCOM, {CI->getArgOperand(0), CI->getArgOperand(1), Builder.getInt8(Imm)}); } else if (IsX86 && Name == "xop.vpcmov") { - Value *Arg0 = CI->getArgOperand(0); - Value *Arg1 = CI->getArgOperand(1); Value *Sel = CI->getArgOperand(2); - unsigned NumElts = CI->getType()->getVectorNumElements(); - Constant *MinusOne = ConstantVector::getSplat(NumElts, Builder.getInt64(-1)); - Value *NotSel = Builder.CreateXor(Sel, MinusOne); - Value *Sel0 = Builder.CreateAnd(Arg0, Sel); - Value *Sel1 = Builder.CreateAnd(Arg1, NotSel); + Value *NotSel = Builder.CreateNot(Sel); + Value *Sel0 = Builder.CreateAnd(CI->getArgOperand(0), Sel); + Value *Sel1 = Builder.CreateAnd(CI->getArgOperand(1), NotSel); Rep = Builder.CreateOr(Sel0, Sel1); } else if (IsX86 && Name == "sse42.crc32.64.8") { Function *CRC32 = Intrinsic::getDeclaration(F->getParent(), |