Index: llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp =================================================================== --- llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp +++ llvm/trunk/lib/Transforms/Vectorize/SLPVectorizer.cpp @@ -3439,8 +3439,9 @@ collectSeedInstructions(BB); // Vectorize trees that end at stores. - if (NumStores > 0) { - DEBUG(dbgs() << "SLP: Found " << NumStores << " stores.\n"); + if (!Stores.empty()) { + DEBUG(dbgs() << "SLP: Found stores for " << Stores.size() + << " underlying objects.\n"); Changed |= vectorizeStoreChains(R); } @@ -3450,8 +3451,9 @@ // Vectorize the index computations of getelementptr instructions. This // is primarily intended to catch gather-like idioms ending at // non-consecutive loads. - if (NumGEPs > 0) { - DEBUG(dbgs() << "SLP: Found " << NumGEPs << " GEPs.\n"); + if (!GEPs.empty()) { + DEBUG(dbgs() << "SLP: Found GEPs for " << GEPs.size() + << " underlying objects.\n"); Changed |= vectorizeGEPIndices(BB, R); } } @@ -3527,12 +3529,6 @@ /// The getelementptr instructions in a basic block organized by base pointer. WeakVHListMap GEPs; - /// The number of store instructions in a basic block. - unsigned NumStores; - - /// The number of getelementptr instructions in a basic block. - unsigned NumGEPs; - unsigned MaxVecRegSize; // This is set by TTI or overridden by cl::opt. unsigned MinVecRegSize; // Set by cl::opt (default: 128). }; @@ -3670,7 +3666,6 @@ // Initialize the collections. We will make a single pass over the block. Stores.clear(); GEPs.clear(); - NumStores = NumGEPs = 0; // Visit the store and getelementptr instructions in BB and organize them in // Stores and GEPs according to the underlying objects of their pointer @@ -3685,7 +3680,6 @@ if (!isValidElementType(SI->getValueOperand()->getType())) continue; Stores[GetUnderlyingObject(SI->getPointerOperand(), *DL)].push_back(SI); - ++NumStores; } // Ignore getelementptr instructions that have more than one index, a @@ -3698,7 +3692,6 @@ if (!isValidElementType(Idx->getType())) continue; GEPs[GetUnderlyingObject(GEP->getPointerOperand(), *DL)].push_back(GEP); - ++NumGEPs; } } }