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authorChris Lattner <sabre@nondot.org>2003-07-02 04:37:48 +0000
committerChris Lattner <sabre@nondot.org>2003-07-02 04:37:48 +0000
commit5a3d63d5aada72f3ca8818445c5f5a625fe85ce6 (patch)
tree5373b5358136130b44f616456873bc9519c07dc3 /llvm/lib/Analysis/DataStructure
parent3ff99e3731fcfff59fa90cec3cf76f7acfeff644 (diff)
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Make the BU closure keep track of which actual calls happen
Minor cleanups llvm-svn: 7059
Diffstat (limited to 'llvm/lib/Analysis/DataStructure')
-rw-r--r--llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp8
1 files changed, 6 insertions, 2 deletions
diff --git a/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp b/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp
index e2c44c8..c449997 100644
--- a/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp
+++ b/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp
@@ -173,6 +173,9 @@ unsigned BUDataStructures::calculateGraphs(Function *F,
}
}
+ // Clean up the graph before we start inlining a bunch again...
+ SCCGraph->removeTriviallyDeadNodes();
+
// Now that we have one big happy family, resolve all of the call sites in
// the graph...
calculateGraph(*SCCGraph);
@@ -232,8 +235,7 @@ void BUDataStructures::calculateGraph(DSGraph &Graph) {
// Resolve the current call...
Function *Callee = *I;
- const DSCallSite &CS = I.getCallSite();
- ActualCallees.insert(std::make_pair(&CS.getCallInst(), Callee));
+ DSCallSite CS = I.getCallSite();
if (Callee->isExternal()) {
// Ignore this case, simple varargs functions we cannot stub out!
@@ -246,6 +248,8 @@ void BUDataStructures::calculateGraph(DSGraph &Graph) {
Graph.mergeInGraph(CS, *Callee, Graph, 0);
} else {
+ ActualCallees.insert(std::make_pair(&CS.getCallInst(), Callee));
+
// Get the data structure graph for the called function.
//
DSGraph &GI = getDSGraph(*Callee); // Graph to inline