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Replace assertion with a handler.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5653 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-02-27 20:55:48 +00:00
parent dbf3cd7952
commit 4e2fd7574a
1 changed files with 21 additions and 15 deletions
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36
lib/Transforms/IPO/FunctionResolution.cpp
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@ -47,7 +47,6 @@ static void ConvertCallTo(CallInst *CI, Function *Dest) {
// Keep an iterator to where we want to insert cast instructions if the
// argument types don't agree.
//
BasicBlock::iterator BBI = CI;
unsigned NumArgsToCopy = CI->getNumOperands()-1;
if (NumArgsToCopy != ParamTys.size() &&
!(NumArgsToCopy > ParamTys.size() &&
@ -72,7 +71,7 @@ static void ConvertCallTo(CallInst *CI, Function *Dest) {
if (i-1 < ParamTys.size() && V->getType() != ParamTys[i-1]) {
// Must insert a cast...
V = new CastInst(V, ParamTys[i-1], "argcast", BBI);
V = new CastInst(V, ParamTys[i-1], "argcast", CI);
}
Params.push_back(V);
@ -81,20 +80,18 @@ static void ConvertCallTo(CallInst *CI, Function *Dest) {
// Replace the old call instruction with a new call instruction that calls
// the real function.
//
Instruction *NewCall = new CallInst(Dest, Params, "", BBI);
// Remove the old call instruction from the program...
BB->getInstList().remove(BBI);
Instruction *NewCall = new CallInst(Dest, Params, "", CI);
std::string Name = CI->getName(); CI->setName("");
// Transfer the name over...
if (NewCall->getType() != Type::VoidTy)
NewCall->setName(CI->getName());
NewCall->setName(Name);
// Replace uses of the old instruction with the appropriate values...
//
if (NewCall->getType() == CI->getType()) {
CI->replaceAllUsesWith(NewCall);
NewCall->setName(CI->getName());
NewCall->setName(Name);
} else if (NewCall->getType() == Type::VoidTy) {
// Resolved function does not return a value but the prototype does. This
@ -112,14 +109,13 @@ static void ConvertCallTo(CallInst *CI, Function *Dest) {
//
if (!CI->use_empty()) {
// Insert the new cast instruction...
CastInst *NewCast = new CastInst(NewCall, CI->getType(),
NewCall->getName(), BBI);
CastInst *NewCast = new CastInst(NewCall, CI->getType(), Name, CI);
CI->replaceAllUsesWith(NewCast);
}
}
// The old instruction is no longer needed, destroy it!
delete CI;
BB->getInstList().erase(CI);
}
@ -132,14 +128,24 @@ static bool ResolveFunctions(Module &M, std::vector<GlobalValue*> &Globals,
const FunctionType *OldMT = Old->getFunctionType();
const FunctionType *ConcreteMT = Concrete->getFunctionType();
assert(OldMT->getParamTypes().size() <=
ConcreteMT->getParamTypes().size() &&
"Concrete type must have more specified parameters!");
if (OldMT->getParamTypes().size() <= ConcreteMT->getParamTypes().size())
if (!Old->use_empty()) {
std::cerr << "WARNING: Linking function '" << Old->getName()
<< "' is causing arguments to be dropped.\n";
std::cerr << "WARNING: Prototype: ";
WriteAsOperand(std::cerr, Old);
std::cerr << " resolved to ";
WriteAsOperand(std::cerr, Concrete);
std::cerr << "\n";
}
// Check to make sure that if there are specified types, that they
// match...
//
for (unsigned i = 0; i < OldMT->getParamTypes().size(); ++i)
unsigned NumArguments = std::min(OldMT->getParamTypes().size(),
ConcreteMT->getParamTypes().size());
for (unsigned i = 0; i < NumArguments; ++i)
if (OldMT->getParamTypes()[i] != ConcreteMT->getParamTypes()[i]) {
std::cerr << "funcresolve: Function [" << Old->getName()
<< "]: Parameter types conflict for: '" << OldMT