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Handle vaarg instructions correctly.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@38504 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2007-07-10 18:43:15 +00:00
parent 743d3a7548
commit 06b6e82f79
1 changed files with 9 additions and 0 deletions
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9
lib/Analysis/MemoryDependenceAnalysis.cpp
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@ -67,6 +67,9 @@ Instruction* MemoryDependenceAnalysis::getCallSiteDependency(CallSite C, bool lo
pointerSize = C->getZExtValue();
else
pointerSize = ~0UL;
} else if (VAArgInst* V = dyn_cast<VAArgInst>(QI)) {
pointer = V->getOperand(0);
pointerSize = TD.getTypeSize(V->getType());
} else if (FreeInst* F = dyn_cast<FreeInst>(QI)) {
pointer = F->getPointerOperand();
@ -130,6 +133,9 @@ Instruction* MemoryDependenceAnalysis::getDependency(Instruction* query,
dependee = L->getPointerOperand();
dependeeSize = TD.getTypeSize(L->getType());
queryIsVolatile = L->isVolatile();
} else if (VAArgInst* V = dyn_cast<VAArgInst>(QI)) {
dependee = V->getOperand(0);
dependeeSize = TD.getTypeSize(V->getType());
} else if (FreeInst* F = dyn_cast<FreeInst>(QI)) {
dependee = F->getPointerOperand();
@ -176,6 +182,9 @@ Instruction* MemoryDependenceAnalysis::getDependency(Instruction* query,
pointerSize = C->getZExtValue();
else
pointerSize = ~0UL;
} else if (VAArgInst* V = dyn_cast<VAArgInst>(QI)) {
pointer = V->getOperand(0);
pointerSize = TD.getTypeSize(V->getType());
} else if (FreeInst* F = dyn_cast<FreeInst>(QI)) {
pointer = F->getPointerOperand();