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Implement new changeFunction method, nuke a never implemented one.

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Add comments and doxygenify others.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16387 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-09-18 00:22:43 +00:00
parent 6f7e5ebb42
commit ff8c495386
1 changed files with 19 additions and 11 deletions
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30
include/llvm/Analysis/CallGraph.h
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@ -124,22 +124,25 @@ public:
//===---------------------------------------------------------------------
// Functions to keep a call graph up to date with a function that has been
// modified
// modified.
//
void addFunctionToModule(Function *F);
// removeFunctionFromModule - Unlink the function from this module, returning
// it. Because this removes the function from the module, the call graph node
// is destroyed. This is only valid if the function does not call any other
// functions (ie, there are no edges in it's CGN). The easiest way to do this
// is to dropAllReferences before calling this.
//
/// removeFunctionFromModule - Unlink the function from this module, returning
/// it. Because this removes the function from the module, the call graph
/// node is destroyed. This is only valid if the function does not call any
/// other functions (ie, there are no edges in it's CGN). The easiest way to
/// do this is to dropAllReferences before calling this.
///
Function *removeFunctionFromModule(CallGraphNode *CGN);
Function *removeFunctionFromModule(Function *F) {
return removeFunctionFromModule((*this)[F]);
}
/// changeFunction - This method changes the function associated with this
/// CallGraphNode, for use by transformations that need to change the
/// prototype of a Function (thus they must create a new Function and move the
/// old code over).
void changeFunction(Function *OldF, Function *NewF);
//===---------------------------------------------------------------------
// Pass infrastructure interface glue code...
@ -231,16 +234,21 @@ public:
// modified
//
/// removeAllCalledFunctions - As the name implies, this removes all edges
/// from this CallGraphNode to any functions it calls.
void removeAllCalledFunctions() {
CalledFunctions.clear();
}
// addCalledFunction add a function to the list of functions called by this
// one
/// addCalledFunction add a function to the list of functions called by this
/// one.
void addCalledFunction(CallGraphNode *M) {
CalledFunctions.push_back(M);
}
/// removeCallEdgeTo - This method removes a *single* edge to the specified
/// callee function. Note that this method takes linear time, so it should be
/// used sparingly.
void removeCallEdgeTo(CallGraphNode *Callee);
private: // Stuff to construct the node, used by CallGraph