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rename some variables.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60241 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2008-11-29 09:15:21 +00:00
parent a161ab06d9
commit 00314b3d84
1 changed files with 21 additions and 21 deletions
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42
lib/Analysis/MemoryDependenceAnalysis.cpp
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@ -97,35 +97,35 @@ getCallSiteDependency(CallSite C, BasicBlock::iterator ScanIt,
Instruction *Inst = --ScanIt;
// If this inst is a memory op, get the pointer it accessed
Value* pointer = 0;
uint64_t pointerSize = 0;
if (StoreInst* S = dyn_cast<StoreInst>(Inst)) {
pointer = S->getPointerOperand();
pointerSize = TD.getTypeStoreSize(S->getOperand(0)->getType());
} else if (AllocationInst* AI = dyn_cast<AllocationInst>(Inst)) {
pointer = AI;
if (ConstantInt* C = dyn_cast<ConstantInt>(AI->getArraySize()))
pointerSize = C->getZExtValue() *
Value *Pointer = 0;
uint64_t PointerSize = 0;
if (StoreInst *S = dyn_cast<StoreInst>(Inst)) {
Pointer = S->getPointerOperand();
PointerSize = TD.getTypeStoreSize(S->getOperand(0)->getType());
} else if (AllocationInst *AI = dyn_cast<AllocationInst>(Inst)) {
Pointer = AI;
if (ConstantInt *C = dyn_cast<ConstantInt>(AI->getArraySize()))
PointerSize = C->getZExtValue() *
TD.getTypeStoreSize(AI->getAllocatedType());
else
pointerSize = ~0UL;
} else if (VAArgInst* V = dyn_cast<VAArgInst>(Inst)) {
pointer = V->getOperand(0);
pointerSize = TD.getTypeStoreSize(V->getType());
} else if (FreeInst* F = dyn_cast<FreeInst>(Inst)) {
pointer = F->getPointerOperand();
PointerSize = ~0UL;
} else if (VAArgInst *V = dyn_cast<VAArgInst>(Inst)) {
Pointer = V->getOperand(0);
PointerSize = TD.getTypeStoreSize(V->getType());
} else if (FreeInst *F = dyn_cast<FreeInst>(Inst)) {
Pointer = F->getPointerOperand();
// FreeInsts erase the entire structure
pointerSize = ~0UL;
} else if (CallSite::get(Inst).getInstruction() != 0) {
if (AA.getModRefBehavior(CallSite::get(Inst)) !=
PointerSize = ~0UL;
} else if (isa<CallInst>(Inst) || isa<InvokeInst>(Inst)) {
if (AA.getModRefBehavior(CallSite::get(Inst)) ==
AliasAnalysis::DoesNotAccessMemory)
return MemDepResult::get(Inst);
continue;
continue;
return MemDepResult::get(Inst);
} else
continue;
if (AA.getModRefInfo(C, pointer, pointerSize) != AliasAnalysis::NoModRef)
if (AA.getModRefInfo(C, Pointer, PointerSize) != AliasAnalysis::NoModRef)
return MemDepResult::get(Inst);
}