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[X86] Use DAG::getBuildVector helper wrapper where possible. NFCI. 

llvm-svn: 284835
This commit is contained in:
Simon Pilgrim 2016-10-21 16:07:51 +00:00
parent 0ff17b627d
commit 2d96daa885
1 changed files with 4 additions and 4 deletions
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8
llvm/lib/Target/X86/X86ISelLowering.cpp
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@ -4463,8 +4463,8 @@ static SDValue extractSubVector(SDValue Vec, unsigned IdxVal, SelectionDAG &DAG,
// If the input is a buildvector just emit a smaller one.
if (Vec.getOpcode() == ISD::BUILD_VECTOR)
return DAG.getNode(ISD::BUILD_VECTOR,
dl, ResultVT, makeArrayRef(Vec->op_begin() + IdxVal, ElemsPerChunk));
return DAG.getNode(ISD::BUILD_VECTOR, dl, ResultVT,
makeArrayRef(Vec->op_begin() + IdxVal, ElemsPerChunk));
SDValue VecIdx = DAG.getIntPtrConstant(IdxVal, dl);
return DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, ResultVT, Vec, VecIdx);
@ -19419,7 +19419,7 @@ static SDValue LowerVectorCTLZInRegLUT(SDValue Op, const SDLoc &DL,
SmallVector<SDValue, 64> LUTVec;
for (int i = 0; i < NumBytes; ++i)
LUTVec.push_back(DAG.getConstant(LUT[i % 16], DL, MVT::i8));
SDValue InRegLUT = DAG.getNode(ISD::BUILD_VECTOR, DL, CurrVT, LUTVec);
SDValue InRegLUT = DAG.getBuildVector(CurrVT, DL, LUTVec);
// Begin by bitcasting the input to byte vector, then split those bytes
// into lo/hi nibbles and use the PSHUFB LUT to perform CLTZ on each of them.
@ -31779,7 +31779,7 @@ static SDValue combineVZext(SDNode *N, SelectionDAG &DAG,
Cst = Cst.zextOrTrunc(SVT.getSizeInBits());
Vals.push_back(DAG.getConstant(Cst, DL, SVT));
}
return DAG.getNode(ISD::BUILD_VECTOR, DL, VT, Vals);
return DAG.getBuildVector(VT, DL, Vals);
}
// (vzext (bitcast (vzext (x)) -> (vzext x)