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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-10-21 19:11:34 +0000 |
|---|---|---|
| committer | Stephen Hines <srhines@google.com> | 2011-11-14 09:11:01 -0800 |
| commit | 9c8021eb096dc41b1e0c1744aa1c8069920abe74 (patch) | |
| tree | 8947217a701ec62ac540902988022dcf49ebb71a /lib/Transforms/InstCombine/InstCombineVectorOps.cpp | |
| parent | b5396d68fe4392651cae48e4b63d6acb6731a617 (diff) | |
| download | external_llvm-9c8021eb096dc41b1e0c1744aa1c8069920abe74.tar.gz external_llvm-9c8021eb096dc41b1e0c1744aa1c8069920abe74.tar.bz2 external_llvm-9c8021eb096dc41b1e0c1744aa1c8069920abe74.zip | |
Minor simplification: use ShuffleVectorInst::getMaskValue instead of a more expensive helper.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142672 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/InstCombine/InstCombineVectorOps.cpp')
| -rw-r--r-- | lib/Transforms/InstCombine/InstCombineVectorOps.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineVectorOps.cpp b/lib/Transforms/InstCombine/InstCombineVectorOps.cpp index 6dcfa0ddd2..0995d46722 100644 --- a/lib/Transforms/InstCombine/InstCombineVectorOps.cpp +++ b/lib/Transforms/InstCombine/InstCombineVectorOps.cpp @@ -108,7 +108,7 @@ static Value *FindScalarElement(Value *V, unsigned EltNo) { if (ShuffleVectorInst *SVI = dyn_cast<ShuffleVectorInst>(V)) { unsigned LHSWidth = cast<VectorType>(SVI->getOperand(0)->getType())->getNumElements(); - int InEl = getShuffleMask(SVI)[EltNo]; + int InEl = SVI->getMaskValue(EltNo); if (InEl < 0) return UndefValue::get(PTy->getElementType()); if (InEl < (int)LHSWidth) @@ -212,7 +212,7 @@ Instruction *InstCombiner::visitExtractElementInst(ExtractElementInst &EI) { // If this is extracting an element from a shufflevector, figure out where // it came from and extract from the appropriate input element instead. if (ConstantInt *Elt = dyn_cast<ConstantInt>(EI.getOperand(1))) { - int SrcIdx = getShuffleMask(SVI)[Elt->getZExtValue()]; + int SrcIdx = SVI->getMaskValue(Elt->getZExtValue()); Value *Src; unsigned LHSWidth = cast<VectorType>(SVI->getOperand(0)->getType())->getNumElements(); |