From 6f7e5ebb42706511a310febc926305844bd74cb7 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sat, 18 Sep 2004 00:22:13 +0000 Subject: [PATCH] Implement new changeFunction method, nuke a never implemented one. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16386 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Analysis/IPA/CallGraph.cpp | 22 ++++++++++++++-------- 1 file changed, 14 insertions(+), 8 deletions(-) diff --git a/lib/Analysis/IPA/CallGraph.cpp b/lib/Analysis/IPA/CallGraph.cpp index 75e068ba54c..8b46e592746 100644 --- a/lib/Analysis/IPA/CallGraph.cpp +++ b/lib/Analysis/IPA/CallGraph.cpp @@ -163,14 +163,6 @@ void CallGraph::dump() const { // Implementations of public modification methods // -// Functions to keep a call graph up to date with a function that has been -// modified -// -void CallGraph::addFunctionToModule(Function *F) { - assert(0 && "not implemented"); - abort(); -} - // 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 @@ -188,6 +180,20 @@ Function *CallGraph::removeFunctionFromModule(CallGraphNode *CGN) { return 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 CallGraph::changeFunction(Function *OldF, Function *NewF) { + iterator I = FunctionMap.find(OldF); + CallGraphNode *&New = FunctionMap[NewF]; + assert(I != FunctionMap.end() && I->second && !New && + "OldF didn't exist in CG or NewF already does!"); + New = I->second; + FunctionMap.erase(I); +} + + void CallGraph::stub() {} void CallGraphNode::removeCallEdgeTo(CallGraphNode *Callee) { -- 2.11.0