Replace M with F when refering to functions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8274 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-08-31 20:36:52 +00:00
parent 55b2eb3ef8
commit 5714c97400

View File

@ -61,27 +61,27 @@ CallGraphNode *CallGraph::getNodeFor(Function *F) {
// addToCallGraph - Add a function to the call graph, and link the node to all
// of the functions that it calls.
//
void CallGraph::addToCallGraph(Function *M) {
CallGraphNode *Node = getNodeFor(M);
void CallGraph::addToCallGraph(Function *F) {
CallGraphNode *Node = getNodeFor(F);
// If this function has external linkage,
if (!M->hasInternalLinkage()) {
if (!F->hasInternalLinkage()) {
ExternalNode->addCalledFunction(Node);
// Found the entry point?
if (M->getName() == "main") {
if (F->getName() == "main") {
if (Root)
Root = ExternalNode; // Found multiple external mains? Don't pick one.
else
Root = Node; // Found a main, keep track of it!
}
} else if (M->isExternal()) { // Not defined in this xlation unit?
} else if (F->isExternal()) { // Not defined in this xlation unit?
Node->addCalledFunction(ExternalNode); // It could call anything...
}
// Loop over all of the users of the function... looking for callers...
//
for (Value::use_iterator I = M->use_begin(), E = M->use_end(); I != E; ++I) {
for (Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E; ++I) {
User *U = *I;
if (CallInst *CI = dyn_cast<CallInst>(U))
getNodeFor(CI->getParent()->getParent())->addCalledFunction(Node);
@ -92,7 +92,7 @@ void CallGraph::addToCallGraph(Function *M) {
}
// Look for an indirect function call...
for (Function::iterator BB = M->begin(), BBE = M->end(); BB != BBE; ++BB)
for (Function::iterator BB = F->begin(), BBE = F->end(); BB != BBE; ++BB)
for (BasicBlock::iterator II = BB->begin(), IE = BB->end(); II != IE; ++II){
Instruction &I = *II;
@ -174,11 +174,11 @@ void CallGraph::addFunctionToModule(Function *Meth) {
Function *CallGraph::removeFunctionFromModule(CallGraphNode *CGN) {
assert(CGN->CalledFunctions.empty() && "Cannot remove function from call "
"graph if it references other functions!");
Function *M = CGN->getFunction(); // Get the function for the call graph node
Function *F = CGN->getFunction(); // Get the function for the call graph node
delete CGN; // Delete the call graph node for this func
FunctionMap.erase(M); // Remove the call graph node from the map
FunctionMap.erase(F); // Remove the call graph node from the map
Mod->getFunctionList().remove(M);
return M;
Mod->getFunctionList().remove(F);
return F;
}