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Now that invoke of an intrinsic is possible (for the llvm.do.nothing intrinsic)

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teach the callgraph logic to not create callgraph edges to intrinsics for invoke
instructions; it already skips this for call instructions.  Fixes PR13903.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164707 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands
2012-09-26 17:16:01 +00:00
parent 696e06e453
commit 44401b7c80
2 changed files with 18 additions and 4 deletions
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9
lib/Analysis/IPA/CallGraph.cpp
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@ -141,12 +141,13 @@ private:
for (BasicBlock::iterator II = BB->begin(), IE = BB->end();
II != IE; ++II) {
CallSite CS(cast<Value>(II));
if (CS && !isa<IntrinsicInst>(II)) {
if (CS) {
const Function *Callee = CS.getCalledFunction();
if (Callee)
Node->addCalledFunction(CS, getOrInsertFunction(Callee));
else
if (!Callee)
// Indirect calls of intrinsics are not allowed so no need to check.
Node->addCalledFunction(CS, CallsExternalNode);
else if (!Callee->isIntrinsic())
Node->addCalledFunction(CS, getOrInsertFunction(Callee));
}
}
}