[llvm] r273136 - [X86] Use existing ArrayRef variable instead of calling SVOp->getMask() repeatedly. Remove nearby else after return as well. NFC
Craig Topper via llvm-commits
llvm-commits at lists.llvm.org
Sun Jun 19 21:00:53 PDT 2016
Author: ctopper
Date: Sun Jun 19 23:00:53 2016
New Revision: 273136
URL: http://llvm.org/viewvc/llvm-project?rev=273136&view=rev
Log:
[X86] Use existing ArrayRef variable instead of calling SVOp->getMask() repeatedly. Remove nearby else after return as well. NFC
Modified:
llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=273136&r1=273135&r2=273136&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Sun Jun 19 23:00:53 2016
@@ -12087,7 +12087,7 @@ static SDValue lowerVectorShuffle(SDValu
}
int NumV1Elements = 0, NumUndefElements = 0, NumV2Elements = 0;
- for (int M : SVOp->getMask())
+ for (int M : Mask)
if (M < 0)
++NumUndefElements;
else if (M < NumElements)
@@ -12108,28 +12108,28 @@ static SDValue lowerVectorShuffle(SDValu
// indices for V1 is lower than the number of odd indices for V2.
if (NumV1Elements == NumV2Elements) {
int LowV1Elements = 0, LowV2Elements = 0;
- for (int M : SVOp->getMask().slice(0, NumElements / 2))
+ for (int M : Mask.slice(0, NumElements / 2))
if (M >= NumElements)
++LowV2Elements;
else if (M >= 0)
++LowV1Elements;
- if (LowV2Elements > LowV1Elements) {
+ if (LowV2Elements > LowV1Elements)
return DAG.getCommutedVectorShuffle(*SVOp);
- } else if (LowV2Elements == LowV1Elements) {
+ if (LowV2Elements == LowV1Elements) {
int SumV1Indices = 0, SumV2Indices = 0;
- for (int i = 0, Size = SVOp->getMask().size(); i < Size; ++i)
- if (SVOp->getMask()[i] >= NumElements)
+ for (int i = 0, Size = Mask.size(); i < Size; ++i)
+ if (Mask[i] >= NumElements)
SumV2Indices += i;
- else if (SVOp->getMask()[i] >= 0)
+ else if (Mask[i] >= 0)
SumV1Indices += i;
- if (SumV2Indices < SumV1Indices) {
+ if (SumV2Indices < SumV1Indices)
return DAG.getCommutedVectorShuffle(*SVOp);
- } else if (SumV2Indices == SumV1Indices) {
+ if (SumV2Indices == SumV1Indices) {
int NumV1OddIndices = 0, NumV2OddIndices = 0;
- for (int i = 0, Size = SVOp->getMask().size(); i < Size; ++i)
- if (SVOp->getMask()[i] >= NumElements)
+ for (int i = 0, Size = Mask.size(); i < Size; ++i)
+ if (Mask[i] >= NumElements)
NumV2OddIndices += i % 2;
- else if (SVOp->getMask()[i] >= 0)
+ else if (Mask[i] >= 0)
NumV1OddIndices += i % 2;
if (NumV2OddIndices < NumV1OddIndices)
return DAG.getCommutedVectorShuffle(*SVOp);
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