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[CodeGen][NFC] Rename 'Src' to 'Val'.

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'Src' looks like it was borrowed from memcpy, 'Val' makes more sense for
memset and is consistent with naming within the function.

Differential Revision: https://reviews.llvm.org/D32580

llvm-svn: 301521
This commit is contained in:
Clement Courbet 2017-04-27 07:22:30 +00:00
parent 7df04fb606
commit aadfbda67c
1 changed files with 7 additions and 7 deletions
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14
lib/Target/X86/X86SelectionDAGInfo.cpp
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@ -45,7 +45,7 @@ bool X86SelectionDAGInfo::isBaseRegConflictPossible(
}
SDValue X86SelectionDAGInfo::EmitTargetCodeForMemset(
SelectionDAG &DAG, const SDLoc &dl, SDValue Chain, SDValue Dst, SDValue Src,
SelectionDAG &DAG, const SDLoc &dl, SDValue Chain, SDValue Dst, SDValue Val,
SDValue Size, unsigned Align, bool isVolatile,
MachinePointerInfo DstPtrInfo) const {
ConstantSDNode *ConstantSize = dyn_cast<ConstantSDNode>(Size);
@ -69,10 +69,10 @@ SDValue X86SelectionDAGInfo::EmitTargetCodeForMemset(
if ((Align & 3) != 0 || !ConstantSize ||
ConstantSize->getZExtValue() > Subtarget.getMaxInlineSizeThreshold()) {
// Check to see if there is a specialized entry-point for memory zeroing.
ConstantSDNode *V = dyn_cast<ConstantSDNode>(Src);
ConstantSDNode *ValC = dyn_cast<ConstantSDNode>(Val);
if (const char *bzeroEntry = V &&
V->isNullValue() ? Subtarget.getBZeroEntry() : nullptr) {
if (const char *bzeroEntry = ValC &&
ValC->isNullValue() ? Subtarget.getBZeroEntry() : nullptr) {
const TargetLowering &TLI = DAG.getTargetLoweringInfo();
EVT IntPtr = TLI.getPointerTy(DAG.getDataLayout());
Type *IntPtrTy = DAG.getDataLayout().getIntPtrType(*DAG.getContext());
@ -104,7 +104,7 @@ SDValue X86SelectionDAGInfo::EmitTargetCodeForMemset(
SDValue InFlag;
EVT AVT;
SDValue Count;
ConstantSDNode *ValC = dyn_cast<ConstantSDNode>(Src);
ConstantSDNode *ValC = dyn_cast<ConstantSDNode>(Val);
unsigned BytesLeft = 0;
if (ValC) {
unsigned ValReg;
@ -147,7 +147,7 @@ SDValue X86SelectionDAGInfo::EmitTargetCodeForMemset(
} else {
AVT = MVT::i8;
Count = DAG.getIntPtrConstant(SizeVal, dl);
Chain = DAG.getCopyToReg(Chain, dl, X86::AL, Src, InFlag);
Chain = DAG.getCopyToReg(Chain, dl, X86::AL, Val, InFlag);
InFlag = Chain.getValue(1);
}
@ -171,7 +171,7 @@ SDValue X86SelectionDAGInfo::EmitTargetCodeForMemset(
Chain = DAG.getMemset(Chain, dl,
DAG.getNode(ISD::ADD, dl, AddrVT, Dst,
DAG.getConstant(Offset, dl, AddrVT)),
Src,
Val,
DAG.getConstant(BytesLeft, dl, SizeVT),
Align, isVolatile, false,
DstPtrInfo.getWithOffset(Offset));