From e1d1294853f88f663639f0d5582eec5b0ad8f9ff Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Wed, 27 Aug 2014 05:25:25 +0000 Subject: Simplify creation of a bunch of ArrayRefs by using None, makeArrayRef or just letting them be implicitly created. llvm-svn: 216525 --- llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) (limited to 'llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp') diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp index 24c07139c6b..59e2ff937f7 100644 --- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp +++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp @@ -3225,8 +3225,7 @@ public: unsigned i = 0; for (; i < NumReducedVals - ReduxWidth + 1; i += ReduxWidth) { - ArrayRef ValsToReduce(&ReducedVals[i], ReduxWidth); - V.buildTree(ValsToReduce, ReductionOps); + V.buildTree(makeArrayRef(&ReducedVals[i], ReduxWidth), ReductionOps); // Estimate cost. int Cost = V.getTreeCost() + getReductionCost(TTI, ReducedVals[i]); @@ -3418,8 +3417,7 @@ bool SLPVectorizer::vectorizeChainsInBlock(BasicBlock *BB, BoUpSLP &R) { // Try to vectorize them. unsigned NumElts = (SameTypeIt - IncIt); DEBUG(errs() << "SLP: Trying to vectorize starting at PHIs (" << NumElts << ")\n"); - if (NumElts > 1 && - tryToVectorizeList(ArrayRef(IncIt, NumElts), R)) { + if (NumElts > 1 && tryToVectorizeList(makeArrayRef(IncIt, NumElts), R)) { // Success start over because instructions might have been changed. HaveVectorizedPhiNodes = true; Changed = true; @@ -3561,8 +3559,8 @@ bool SLPVectorizer::vectorizeStoreChains(BoUpSLP &R) { // Process the stores in chunks of 16. for (unsigned CI = 0, CE = it->second.size(); CI < CE; CI+=16) { unsigned Len = std::min(CE - CI, 16); - ArrayRef Chunk(&it->second[CI], Len); - Changed |= vectorizeStores(Chunk, -SLPCostThreshold, R); + Changed |= vectorizeStores(makeArrayRef(&it->second[CI], Len), + -SLPCostThreshold, R); } } return Changed; -- cgit v1.2.3