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Fix -Wunused-variable warning in non-asserts build, and optimize a little bit while I'm here.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229970 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie 2015-02-20 06:28:38 +00:00
parent 2c5f9584ba
commit 7be2b85e1e
1 changed files with 3 additions and 3 deletions
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6
lib/Target/X86/X86ISelLowering.cpp
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@ -8243,14 +8243,14 @@ static SDValue lowerV8I16VectorShuffle(SDValue Op, SDValue V1, SDValue V2,
auto isV1 = [](int M) { return M >= 0 && M < 8; };
auto isV2 = [](int M) { return M >= 8; };
int NumV1Inputs = std::count_if(Mask.begin(), Mask.end(), isV1);
int NumV2Inputs = std::count_if(Mask.begin(), Mask.end(), isV2);
if (NumV2Inputs == 0)
return lowerV8I16SingleInputVectorShuffle(DL, V1, Mask, Subtarget, DAG);
assert(NumV1Inputs > 0 && "All single-input shuffles should be canonicalized "
"to be V1-input shuffles.");
assert(std::any_of(Mask.begin(), Mask.end(), isV1) &&
"All single-input shuffles should be canonicalized to be V1-input "
"shuffles.");
// Try to use shift instructions.
if (SDValue Shift =