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Finally land the InvokeInst operand reordering.

Browse Source 
I have audited all getOperandNo calls now, fixing
hidden assumptions. CallSite related uglyness will
be eliminated successively.

Note this patch has a long and griveous history,
for all the back-and-forths have a look at
CallSite.h's log.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99399 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gabor Greif
2010-03-24 13:21:49 +00:00
parent 6d6aaeca4f
commit c9f7500d17
14 changed files with 80 additions and 47 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
lib/VMCore/Function.cpp
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@ -16,6 +16,7 @@
#include "llvm/IntrinsicInst.h"
#include "llvm/LLVMContext.h"
#include "llvm/CodeGen/ValueTypes.h"
#include "llvm/Support/CallSite.h"
#include "llvm/Support/LeakDetector.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/StringPool.h"
@ -402,11 +403,14 @@ Function *Intrinsic::getDeclaration(Module *M, ID id, const Type **Tys,
/// hasAddressTaken - returns true if there are any uses of this function
/// other than direct calls or invokes to it.
bool Function::hasAddressTaken() const {
bool Function::hasAddressTaken(const User* *PutOffender) const {
for (Value::use_const_iterator I = use_begin(), E = use_end(); I != E; ++I) {
if (I.getOperandNo() != 0 ||
(!isa<CallInst>(*I) && !isa<InvokeInst>(*I)))
return true;
const User *U = *I;
if (!isa<CallInst>(U) && !isa<InvokeInst>(U))
return PutOffender ? (*PutOffender = U, true) : true;
CallSite CS(const_cast<Instruction*>(static_cast<const Instruction*>(U)));
if (!CS.isCallee(I))
return PutOffender ? (*PutOffender = U, true) : true;
}
return false;
}