[llvm] 0e912e2 - [X86] Pull out repeated SrcVT.getVectorNumElements() call. NFCI.

Simon Pilgrim via llvm-commits llvm-commits at lists.llvm.org
Tue Jan 7 08:56:14 PST 2020


Author: Simon Pilgrim
Date: 2020-01-07T16:51:10Z
New Revision: 0e912e22b63d413a27596fc4457aec8a0a1af45c

URL: https://github.com/llvm/llvm-project/commit/0e912e22b63d413a27596fc4457aec8a0a1af45c
DIFF: https://github.com/llvm/llvm-project/commit/0e912e22b63d413a27596fc4457aec8a0a1af45c.diff

LOG: [X86] Pull out repeated SrcVT.getVectorNumElements() call. NFCI.

Added: 
    

Modified: 
    llvm/lib/Target/X86/X86ISelLowering.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index 83751666a122..e19e66997711 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -37308,8 +37308,9 @@ static SDValue combineExtractVectorElt(SDNode *N, SelectionDAG &DAG,
   EVT VT = N->getValueType(0);
   SDLoc dl(InputVector);
   bool IsPextr = N->getOpcode() != ISD::EXTRACT_VECTOR_ELT;
+  unsigned NumSrcElts = SrcVT.getVectorNumElements();
 
-  if (CIdx && CIdx->getAPIntValue().uge(SrcVT.getVectorNumElements()))
+  if (CIdx && CIdx->getAPIntValue().uge(NumSrcElts))
     return IsPextr ? DAG.getConstant(0, dl, VT) : DAG.getUNDEF(VT);
 
   // Integer Constant Folding.
@@ -37405,7 +37406,6 @@ static SDValue combineExtractVectorElt(SDNode *N, SelectionDAG &DAG,
     };
     if (all_of(InputVector->uses(), IsBoolExtract) &&
         BoolExtracts.size() > 1) {
-      unsigned NumSrcElts = SrcVT.getVectorNumElements();
       EVT BCVT = EVT::getIntegerVT(*DAG.getContext(), NumSrcElts);
       if (SDValue BC =
               combineBitcastvxi1(DAG, BCVT, InputVector, dl, Subtarget)) {


        


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