From cc9709cff40ead95fe2497c8b370f2194eedeaed Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sun, 13 Apr 2008 19:41:25 +0000 Subject: add a new CallGraphNode::removeCallEdgeFor method, tidy some comments. llvm-svn: 49617 --- llvm/lib/Analysis/IPA/CallGraph.cpp | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'llvm/lib') diff --git a/llvm/lib/Analysis/IPA/CallGraph.cpp b/llvm/lib/Analysis/IPA/CallGraph.cpp index 5c5418ba250..f0dd1880ff4 100644 --- a/llvm/lib/Analysis/IPA/CallGraph.cpp +++ b/llvm/lib/Analysis/IPA/CallGraph.cpp @@ -293,6 +293,20 @@ void CallGraphNode::removeCallEdgeTo(CallGraphNode *Callee) { } } +/// removeCallEdgeFor - This method removes the edge in the node for the +/// specified call site. Note that this method takes linear time, so it +/// should be used sparingly. +void CallGraphNode::removeCallEdgeFor(CallSite CS) { + for (unsigned i = CalledFunctions.size(); ; --i) { + assert(i && "Cannot find callee to remove!"); + if (CalledFunctions[i-1].first == CS) { + CalledFunctions.erase(CalledFunctions.begin()+i-1); + return; + } + } +} + + // removeAnyCallEdgeTo - This method removes any call edges from this node to // the specified callee function. This takes more time to execute than // removeCallEdgeTo, so it should not be used unless necessary. -- cgit v1.2.3