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[X86][IR] Simplify the XOP vpcmov autoupgrade code. NFC

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llvm-svn: 295563
This commit is contained in:
Craig Topper 2017-02-18 19:51:19 +00:00
parent 44e2c26fc9
commit e7e2ccf418
1 changed files with 3 additions and 7 deletions
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10
lib/IR/AutoUpgrade.cpp
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@ -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(),