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tidy up

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94100 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-01-21 21:01:47 +00:00
parent 717ce2b8d8
commit d3a6d90da7
1 changed files with 16 additions and 9 deletions
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25
lib/VMCore/Metadata.cpp
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@ -126,23 +126,29 @@ static const Function *getFunctionForValue(Value *V) {
if (!V) return NULL;
if (Instruction *I = dyn_cast<Instruction>(V))
return I->getParent()->getParent();
if (BasicBlock *BB = dyn_cast<BasicBlock>(V)) return BB->getParent();
if (Argument *A = dyn_cast<Argument>(V)) return A->getParent();
if (BasicBlock *BB = dyn_cast<BasicBlock>(V))
return BB->getParent();
if (Argument *A = dyn_cast<Argument>(V))
return A->getParent();
return NULL;
}
#ifndef NDEBUG
static const Function *assertLocalFunction(const MDNode *N) {
if (!N->isFunctionLocal()) return NULL;
if (!N->isFunctionLocal()) return 0;
const Function *F = NULL, *NewF = NULL;
const Function *F = 0, *NewF = 0;
for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
if (Value *V = N->getOperand(i)) {
if (MDNode *MD = dyn_cast<MDNode>(V)) NewF = assertLocalFunction(MD);
else NewF = getFunctionForValue(V);
if (MDNode *MD = dyn_cast<MDNode>(V))
NewF = assertLocalFunction(MD);
else
NewF = getFunctionForValue(V);
}
if (F && NewF) assert(F == NewF && "inconsistent function-local metadata");
else if (!F) F = NewF;
if (F == 0)
F = NewF;
else
assert((NewF == 0 || F == NewF) &&"inconsistent function-local metadata");
}
return F;
}
@ -161,7 +167,8 @@ const Function *MDNode::getFunction() const {
for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
if (Value *V = getOperand(i)) {
if (MDNode *MD = dyn_cast<MDNode>(V)) {
if (const Function *F = MD->getFunction()) return F;
if (const Function *F = MD->getFunction())
return F;
} else {
return getFunctionForValue(V);
}