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Rename Instruction::hasSideEffects() -> mayWriteToMemory()

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5620 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2003-02-24 20:48:32 +00:00
parent 9971ac4a36
commit f0a93ed9c5
7 changed files with 10 additions and 8 deletions
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2
lib/Transforms/Scalar/ADCE.cpp
View File

@@ -154,7 +154,7 @@ bool ADCE::doADCE() {
BBI != BBE; ++BBI) {
BasicBlock *BB = *BBI;
for (BasicBlock::iterator II = BB->begin(), EI = BB->end(); II != EI; ) {
if (II->hasSideEffects() || II->getOpcode() == Instruction::Ret) {
if (II->mayWriteToMemory() || II->getOpcode() == Instruction::Ret) {
markInstructionLive(II);
++II; // Increment the inst iterator if the inst wasn't deleted
} else if (isInstructionTriviallyDead(II)) {

2
lib/Transforms/Scalar/Reassociate.cpp
View File

@@ -74,7 +74,7 @@ unsigned Reassociate::getRank(Value *V) {
if (I->getOpcode() == Instruction::PHINode ||
I->getOpcode() == Instruction::Alloca ||
I->getOpcode() == Instruction::Malloc || isa<TerminatorInst>(I) ||
I->hasSideEffects())
I->mayWriteToMemory()) // Cannot move inst if it writes to memory!
return RankMap[I->getParent()];
unsigned &CachedRank = InstRankMap[I];

2
lib/Transforms/Utils/Local.cpp
View File

@@ -91,7 +91,7 @@ bool ConstantFoldTerminator(BasicBlock *BB) {
//
bool isInstructionTriviallyDead(Instruction *I) {
return I->use_empty() && !I->hasSideEffects() && !isa<TerminatorInst>(I);
return I->use_empty() && !I->mayWriteToMemory() && !isa<TerminatorInst>(I);
}
// dceInstruction - Inspect the instruction at *BBI and figure out if it's