diff options
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/DeadStoreElimination.cpp | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/lib/Transforms/Scalar/DeadStoreElimination.cpp b/lib/Transforms/Scalar/DeadStoreElimination.cpp index abc0adec35..0b26a5b65e 100644 --- a/lib/Transforms/Scalar/DeadStoreElimination.cpp +++ b/lib/Transforms/Scalar/DeadStoreElimination.cpp @@ -1,4 +1,4 @@ -//===- FastDSE.cpp - Fast Dead Store Elimination --------------------------===// +//===- DeadStoreElimination.cpp - Fast Dead Store Elimination --------------===// // // The LLVM Compiler Infrastructure // @@ -15,7 +15,7 @@ // //===----------------------------------------------------------------------===// -#define DEBUG_TYPE "fdse" +#define DEBUG_TYPE "dse" #include "llvm/Transforms/Scalar.h" #include "llvm/Constants.h" #include "llvm/Function.h" @@ -35,9 +35,9 @@ STATISTIC(NumFastStores, "Number of stores deleted"); STATISTIC(NumFastOther , "Number of other instrs removed"); namespace { - struct VISIBILITY_HIDDEN FDSE : public FunctionPass { + struct VISIBILITY_HIDDEN DSE : public FunctionPass { static char ID; // Pass identification, replacement for typeid - FDSE() : FunctionPass((intptr_t)&ID) {} + DSE() : FunctionPass((intptr_t)&ID) {} virtual bool runOnFunction(Function &F) { bool Changed = false; @@ -78,13 +78,13 @@ namespace { AU.addPreserved<MemoryDependenceAnalysis>(); } }; - char FDSE::ID = 0; - RegisterPass<FDSE> X("fdse", "Fast Dead Store Elimination"); + char DSE::ID = 0; + RegisterPass<DSE> X("dse", "Dead Store Elimination"); } -FunctionPass *llvm::createFastDeadStoreEliminationPass() { return new FDSE(); } +FunctionPass *llvm::createDeadStoreEliminationPass() { return new DSE(); } -bool FDSE::runOnBasicBlock(BasicBlock &BB) { +bool DSE::runOnBasicBlock(BasicBlock &BB) { MemoryDependenceAnalysis& MD = getAnalysis<MemoryDependenceAnalysis>(); // Record the last-seen store to this pointer @@ -172,7 +172,7 @@ bool FDSE::runOnBasicBlock(BasicBlock &BB) { /// handleFreeWithNonTrivialDependency - Handle frees of entire structures whose /// dependency is a store to a field of that structure -bool FDSE::handleFreeWithNonTrivialDependency(FreeInst* F, Instruction* dep, +bool DSE::handleFreeWithNonTrivialDependency(FreeInst* F, Instruction* dep, SetVector<Instruction*>& possiblyDead) { TargetData &TD = getAnalysis<TargetData>(); AliasAnalysis &AA = getAnalysis<AliasAnalysis>(); @@ -213,7 +213,7 @@ bool FDSE::handleFreeWithNonTrivialDependency(FreeInst* F, Instruction* dep, /// handleEndBlock - Remove dead stores to stack-allocated locations in the function /// end block -bool FDSE::handleEndBlock(BasicBlock& BB, SetVector<Instruction*>& possiblyDead) { +bool DSE::handleEndBlock(BasicBlock& BB, SetVector<Instruction*>& possiblyDead) { TargetData &TD = getAnalysis<TargetData>(); AliasAnalysis &AA = getAnalysis<AliasAnalysis>(); MemoryDependenceAnalysis& MD = getAnalysis<MemoryDependenceAnalysis>(); @@ -309,7 +309,7 @@ bool FDSE::handleEndBlock(BasicBlock& BB, SetVector<Instruction*>& possiblyDead) return MadeChange; } -bool FDSE::RemoveUndeadPointers(Value* killPointer, unsigned killPointerSize, +bool DSE::RemoveUndeadPointers(Value* killPointer, unsigned killPointerSize, BasicBlock::iterator& BBI, SmallPtrSet<AllocaInst*, 4>& deadPointers, SetVector<Instruction*>& possiblyDead) { @@ -363,7 +363,7 @@ bool FDSE::RemoveUndeadPointers(Value* killPointer, unsigned killPointerSize, return MadeChange; } -void FDSE::DeleteDeadInstructionChains(Instruction *I, +void DSE::DeleteDeadInstructionChains(Instruction *I, SetVector<Instruction*> &DeadInsts) { // Instruction must be dead. if (!I->use_empty() || !isInstructionTriviallyDead(I)) return; |