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Fix 80-cols.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123494 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2011-01-14 23:50:53 +00:00
parent 439ea279a5
commit 41262da6cc
1 changed files with 14 additions and 7 deletions
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21
lib/Target/ARM/ARMISelLowering.cpp
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@ -3652,7 +3652,8 @@ SDValue ARMTargetLowering::LowerBUILD_VECTOR(SDValue Op, SelectionDAG &DAG,
// Gather data to see if the operation can be modelled as a
// shuffle in combination with VEXTs.
SDValue ARMTargetLowering::ReconstructShuffle(SDValue Op, SelectionDAG &DAG) const {
SDValue ARMTargetLowering::ReconstructShuffle(SDValue Op,
SelectionDAG &DAG) const {
DebugLoc dl = Op.getDebugLoc();
EVT VT = Op.getValueType();
unsigned NumElts = VT.getVectorNumElements();
@ -3729,19 +3730,23 @@ SDValue ARMTargetLowering::ReconstructShuffle(SDValue Op, SelectionDAG &DAG) con
if (MinElts[i] >= NumElts) {
// The extraction can just take the second half
VEXTOffsets[i] = NumElts;
ShuffleSrcs[i] = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, SourceVecs[i],
ShuffleSrcs[i] = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT,
SourceVecs[i],
DAG.getIntPtrConstant(NumElts));
} else if (MaxElts[i] < NumElts) {
// The extraction can just take the first half
VEXTOffsets[i] = 0;
ShuffleSrcs[i] = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, SourceVecs[i],
ShuffleSrcs[i] = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT,
SourceVecs[i],
DAG.getIntPtrConstant(0));
} else {
// An actual VEXT is needed
VEXTOffsets[i] = MinElts[i];
SDValue VEXTSrc1 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, SourceVecs[i],
SDValue VEXTSrc1 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT,
SourceVecs[i],
DAG.getIntPtrConstant(0));
SDValue VEXTSrc2 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, SourceVecs[i],
SDValue VEXTSrc2 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT,
SourceVecs[i],
DAG.getIntPtrConstant(NumElts));
ShuffleSrcs[i] = DAG.getNode(ARMISD::VEXT, dl, VT, VEXTSrc1, VEXTSrc2,
DAG.getConstant(VEXTOffsets[i], MVT::i32));
@ -3758,7 +3763,8 @@ SDValue ARMTargetLowering::ReconstructShuffle(SDValue Op, SelectionDAG &DAG) con
}
SDValue ExtractVec = Entry.getOperand(0);
int ExtractElt = cast<ConstantSDNode>(Op.getOperand(i).getOperand(1))->getSExtValue();
int ExtractElt = cast<ConstantSDNode>(Op.getOperand(i)
.getOperand(1))->getSExtValue();
if (ExtractVec == SourceVecs[0]) {
Mask.push_back(ExtractElt - VEXTOffsets[0]);
} else {
@ -3768,7 +3774,8 @@ SDValue ARMTargetLowering::ReconstructShuffle(SDValue Op, SelectionDAG &DAG) con
// Final check before we try to produce nonsense...
if (isShuffleMaskLegal(Mask, VT))
return DAG.getVectorShuffle(VT, dl, ShuffleSrcs[0], ShuffleSrcs[1], &Mask[0]);
return DAG.getVectorShuffle(VT, dl, ShuffleSrcs[0], ShuffleSrcs[1],
&Mask[0]);
return SDValue();
}