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Remove dangling spaces. Fix some other formatting. 

llvm-svn: 155429
This commit is contained in:
Craig Topper 2012-04-24 06:36:35 +00:00
parent 6f2a535de2
commit 0b65c40821
1 changed files with 10 additions and 8 deletions
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18
llvm/lib/Target/X86/X86ISelLowering.cpp
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@ -13014,7 +13014,8 @@ SDValue X86TargetLowering::PerformTruncateCombine(SDNode *N, SelectionDAG &DAG,
if (!DCI.isBeforeLegalizeOps())
return SDValue();
if (!Subtarget->hasAVX()) return SDValue();
if (!Subtarget->hasAVX())
return SDValue();
EVT VT = N->getValueType(0);
SDValue Op = N->getOperand(0);
@ -14856,7 +14857,7 @@ static SDValue PerformSExtCombine(SDNode *N, SelectionDAG &DAG,
if (!DCI.isBeforeLegalizeOps())
return SDValue();
if (!Subtarget->hasAVX())
if (!Subtarget->hasAVX())
return SDValue();
EVT VT = N->getValueType(0);
@ -14867,9 +14868,8 @@ static SDValue PerformSExtCombine(SDNode *N, SelectionDAG &DAG,
if ((VT == MVT::v4i64 && OpVT == MVT::v4i32) ||
(VT == MVT::v8i32 && OpVT == MVT::v8i16)) {
if (Subtarget->hasAVX2()) {
if (Subtarget->hasAVX2())
return DAG.getNode(X86ISD::VSEXT_MOVL, dl, VT, Op);
}
// Optimize vectors in AVX mode
// Sign extend v8i16 to v8i32 and
@ -14882,21 +14882,23 @@ static SDValue PerformSExtCombine(SDNode *N, SelectionDAG &DAG,
unsigned NumElems = OpVT.getVectorNumElements();
SmallVector<int,8> ShufMask1(NumElems, -1);
for (unsigned i = 0; i < NumElems/2; i++) ShufMask1[i] = i;
for (unsigned i = 0; i != NumElems/2; ++i)
ShufMask1[i] = i;
SDValue OpLo = DAG.getVectorShuffle(OpVT, dl, Op, DAG.getUNDEF(OpVT),
&ShufMask1[0]);
SmallVector<int,8> ShufMask2(NumElems, -1);
for (unsigned i = 0; i < NumElems/2; i++) ShufMask2[i] = i + NumElems/2;
for (unsigned i = 0; i != NumElems/2; ++i)
ShufMask2[i] = i + NumElems/2;
SDValue OpHi = DAG.getVectorShuffle(OpVT, dl, Op, DAG.getUNDEF(OpVT),
&ShufMask2[0]);
EVT HalfVT = EVT::getVectorVT(*DAG.getContext(), VT.getScalarType(),
EVT HalfVT = EVT::getVectorVT(*DAG.getContext(), VT.getScalarType(),
VT.getVectorNumElements()/2);
OpLo = DAG.getNode(X86ISD::VSEXT_MOVL, dl, HalfVT, OpLo);
OpLo = DAG.getNode(X86ISD::VSEXT_MOVL, dl, HalfVT, OpLo);
OpHi = DAG.getNode(X86ISD::VSEXT_MOVL, dl, HalfVT, OpHi);
return DAG.getNode(ISD::CONCAT_VECTORS, dl, VT, OpLo, OpHi);