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-rw-r--r--lib/Analysis/DataStructure/DataStructure.cpp13
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/Analysis/DataStructure/DataStructure.cpp b/lib/Analysis/DataStructure/DataStructure.cpp
index 212e11829a..1e47203f42 100644
--- a/lib/Analysis/DataStructure/DataStructure.cpp
+++ b/lib/Analysis/DataStructure/DataStructure.cpp
@@ -2082,3 +2082,16 @@ void DSGraph::computeNodeMapping(const DSNodeHandle &NH1,
computeNodeMapping(N1->getLink(i),
N2->getLink(unsigned(N2Idx+i) % N2Size), NodeMap);
}
+
+
+/// computeGlobalGraphMapping - Compute the mapping of nodes in the global
+/// graph to nodes in this graph.
+void DSGraph::computeGlobalGraphMapping(NodeMapTy &NodeMap) {
+ DSGraph &GG = *getGlobalsGraph();
+
+ DSScalarMap &SM = getScalarMap();
+ for (DSScalarMap::global_iterator I = SM.global_begin(),
+ E = SM.global_end(); I != E; ++I)
+ DSGraph::computeNodeMapping(SM[*I], GG.getNodeForValue(*I), NodeMap);
+}
+