diff options
Diffstat (limited to 'lib/Transforms/Scalar/ScalarReplAggregates.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/ScalarReplAggregates.cpp | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/lib/Transforms/Scalar/ScalarReplAggregates.cpp b/lib/Transforms/Scalar/ScalarReplAggregates.cpp index 378fb21a46..4812370c9b 100644 --- a/lib/Transforms/Scalar/ScalarReplAggregates.cpp +++ b/lib/Transforms/Scalar/ScalarReplAggregates.cpp @@ -39,6 +39,7 @@ #include "llvm/Support/IRBuilder.h" #include "llvm/Support/MathExtras.h" #include "llvm/Support/Compiler.h" +#include "llvm/Support/raw_ostream.h" #include "llvm/ADT/SmallVector.h" #include "llvm/ADT/Statistic.h" using namespace llvm; @@ -244,8 +245,8 @@ bool SROA::performScalarRepl(Function &F) { // constructs like "void foo() { int A[] = {1,2,3,4,5,6,7,8,9...}; }" if 'A' // is only subsequently read. if (Instruction *TheCopy = isOnlyCopiedFromConstantGlobal(AI)) { - DOUT << "Found alloca equal to global: " << *AI; - DOUT << " memcpy = " << *TheCopy; + DEBUG(errs() << "Found alloca equal to global: " << *AI); + DEBUG(errs() << " memcpy = " << *TheCopy); Constant *TheSrc = cast<Constant>(TheCopy->getOperand(2)); AI->replaceAllUsesWith(ConstantExpr::getBitCast(TheSrc, AI->getType())); TheCopy->eraseFromParent(); // Don't mutate the global. @@ -306,13 +307,14 @@ bool SROA::performScalarRepl(Function &F) { // we just get a lot of insert/extracts. If at least one vector is // involved, then we probably really do have a union of vector/array. if (VectorTy && isa<VectorType>(VectorTy) && HadAVector) { - DOUT << "CONVERT TO VECTOR: " << *AI << " TYPE = " << *VectorTy <<"\n"; + DEBUG(errs() << "CONVERT TO VECTOR: " << *AI << " TYPE = " + << *VectorTy << '\n'); // Create and insert the vector alloca. NewAI = new AllocaInst(VectorTy, 0, "", AI->getParent()->begin()); ConvertUsesToScalar(AI, NewAI, 0); } else { - DOUT << "CONVERT TO SCALAR INTEGER: " << *AI << "\n"; + DEBUG(errs() << "CONVERT TO SCALAR INTEGER: " << *AI << "\n"); // Create and insert the integer alloca. const Type *NewTy = IntegerType::get(AI->getContext(), AllocaSize*8); @@ -336,7 +338,7 @@ bool SROA::performScalarRepl(Function &F) { /// predicate, do SROA now. void SROA::DoScalarReplacement(AllocationInst *AI, std::vector<AllocationInst*> &WorkList) { - DOUT << "Found inst to SROA: " << *AI; + DEBUG(errs() << "Found inst to SROA: " << *AI); SmallVector<AllocaInst*, 32> ElementAllocas; if (const StructType *ST = dyn_cast<StructType>(AI->getAllocatedType())) { ElementAllocas.reserve(ST->getNumContainedTypes()); @@ -487,7 +489,7 @@ void SROA::isSafeElementUse(Value *Ptr, bool isFirstElt, AllocationInst *AI, if (Info.isUnsafe) return; break; } - DOUT << " Transformation preventing inst: " << *User; + DEBUG(errs() << " Transformation preventing inst: " << *User); return MarkUnsafe(Info); case Instruction::Call: if (MemIntrinsic *MI = dyn_cast<MemIntrinsic>(User)) { @@ -497,10 +499,10 @@ void SROA::isSafeElementUse(Value *Ptr, bool isFirstElt, AllocationInst *AI, break; } } - DOUT << " Transformation preventing inst: " << *User; + DEBUG(errs() << " Transformation preventing inst: " << *User); return MarkUnsafe(Info); default: - DOUT << " Transformation preventing inst: " << *User; + DEBUG(errs() << " Transformation preventing inst: " << *User); return MarkUnsafe(Info); } } @@ -925,7 +927,7 @@ void SROA::RewriteStoreUserOfWholeAlloca(StoreInst *SI, IntegerType::get(SI->getContext(), AllocaSizeBits), "", SI); - DOUT << "PROMOTING STORE TO WHOLE ALLOCA: " << *AI << *SI; + DEBUG(errs() << "PROMOTING STORE TO WHOLE ALLOCA: " << *AI << *SI); // There are two forms here: AI could be an array or struct. Both cases // have different ways to compute the element offset. @@ -1041,7 +1043,7 @@ void SROA::RewriteLoadUserOfWholeAlloca(LoadInst *LI, AllocationInst *AI, TD->getTypeAllocSizeInBits(LI->getType()) != AllocaSizeBits) return; - DOUT << "PROMOTING LOAD OF WHOLE ALLOCA: " << *AI << *LI; + DEBUG(errs() << "PROMOTING LOAD OF WHOLE ALLOCA: " << *AI << *LI); // There are two forms here: AI could be an array or struct. Both cases // have different ways to compute the element offset. @@ -1168,7 +1170,7 @@ int SROA::isSafeAllocaToScalarRepl(AllocationInst *AI) { I != E; ++I) { isSafeUseOfAllocation(cast<Instruction>(*I), AI, Info); if (Info.isUnsafe) { - DOUT << "Cannot transform: " << *AI << " due to user: " << **I; + DEBUG(errs() << "Cannot transform: " << *AI << " due to user: " << **I); return 0; } } |