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[X86] Update comment I forgot to change in r346043. NFC 

llvm-svn: 346073
This commit is contained in:
Craig Topper 2018-11-03 19:49:13 +00:00
parent d1ad7b31ee
commit 7aed9e600b
1 changed files with 2 additions and 2 deletions
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4
llvm/lib/Target/X86/X86ISelLowering.cpp
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@ -38312,8 +38312,8 @@ static SDValue combineToExtendVectorInReg(SDNode *N, SelectionDAG &DAG,
if (InSVT != MVT::i32 && InSVT != MVT::i16 && InSVT != MVT::i8)
return SDValue();
// On AVX2+ targets, if the input/output types are both legal then we will be
// able to use SIGN_EXTEND/ZERO_EXTEND directly.
// If the input/output types are both legal then we have at least AVX1 and
// we will be able to use SIGN_EXTEND/ZERO_EXTEND directly.
if (DAG.getTargetLoweringInfo().isTypeLegal(VT) &&
DAG.getTargetLoweringInfo().isTypeLegal(InVT))
return SDValue();