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add a method to compute a commonly used mapping.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20588 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2005-03-14 19:22:47 +00:00
parent 62b2b22573
commit b2b17bb65b
2 changed files with 16 additions and 5 deletions
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13
lib/Analysis/DataStructure/DataStructure.cpp
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@ -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);
}