Strip trailing whitespace

llvm-svn: 277280
This commit is contained in:
Simon Pilgrim 2016-07-30 20:53:21 +00:00
parent 8bbd3650a6
commit 5e0d6b509a
1 changed files with 5 additions and 6 deletions

View File

@ -26452,9 +26452,9 @@ static SDValue combineBasicSADPattern(SDNode *Extract, SelectionDAG &DAG,
// in the SAD vector.
unsigned Stages = Log2_32(VT.getVectorNumElements());
MVT SadVT = SAD.getSimpleValueType();
if (Stages > 3) {
if (Stages > 3) {
unsigned SadElems = SadVT.getVectorNumElements();
for(unsigned i = Stages - 3; i > 0; --i) {
SmallVector<int, 16> Mask(SadElems, -1);
for(unsigned j = 0, MaskEnd = 1 << (i - 1); j < MaskEnd; ++j)
@ -26465,11 +26465,10 @@ static SDValue combineBasicSADPattern(SDNode *Extract, SelectionDAG &DAG,
SAD = DAG.getNode(ISD::ADD, DL, SadVT, SAD, Shuffle);
}
}
// Return the lowest i32.
MVT ResVT = MVT::getVectorVT(MVT::i32, SadVT.getSizeInBits() / 32);
SAD = DAG.getNode(ISD::BITCAST, DL, ResVT, SAD);
MVT ResVT = MVT::getVectorVT(MVT::i32, SadVT.getSizeInBits() / 32);
SAD = DAG.getNode(ISD::BITCAST, DL, ResVT, SAD);
return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, DL, MVT::i32, SAD,
Extract->getOperand(1));
}
@ -30868,7 +30867,7 @@ static SDValue combineLoopSADPattern(SDNode *N, SelectionDAG &DAG,
// We only handle v16i32 for SSE2 / v32i32 for AVX2 / v64i32 for AVX512.
// TODO: We should be able to handle larger vectors by splitting them before
// feeding them into several SADs, and then reducing over those.
// feeding them into several SADs, and then reducing over those.
if (VT.getSizeInBits() / 4 > RegSize)
return SDValue();