[llvm-commits] [poolalloc] r75189 - /poolalloc/trunk/lib/DSA/Steensgaard.cpp

[Haohui Mai]

Author: mai4
Date: Thu Jul  9 18:05:27 2009
New Revision: 75189

URL: http://llvm.org/viewvc/llvm-project?rev=75189&view=rev
Log:
Clone the full globals graph in steensgaard DSA.

Modified:
    poolalloc/trunk/lib/DSA/Steensgaard.cpp

Modified: poolalloc/trunk/lib/DSA/Steensgaard.cpp
URL: http://llvm.org/viewvc/llvm-project/poolalloc/trunk/lib/DSA/Steensgaard.cpp?rev=75189&r1=75188&r2=75189&view=diff

==============================================================================
--- poolalloc/trunk/lib/DSA/Steensgaard.cpp (original)
+++ poolalloc/trunk/lib/DSA/Steensgaard.cpp Thu Jul  9 18:05:27 2009
@@ -56,14 +56,16 @@
 bool
 SteensgaardDataStructures::runOnModuleInternal(Module &M) {
   assert(ResultGraph == 0 && "Result graph already allocated!");
+  
+  // Get a copy for the globals graph.
+  DSGraph * GG = DS->getGlobalsGraph();
+  GlobalsGraph = new DSGraph(GG, GG->getGlobalECs());
 
   // Create a new, empty, graph...
   ResultGraph = new DSGraph(GlobalECs, getTargetData());
-  ResultGraph->spliceFrom(DS->getGlobalsGraph());
-
-  // Get a copy for the globals graph.
-  GlobalsGraph = new DSGraph(ResultGraph, ResultGraph->getGlobalECs());
   ResultGraph->setGlobalsGraph(GlobalsGraph);
+//  ResultGraph->spliceFrom(DS->getGlobalsGraph());
+
   
   // Loop over the rest of the module, merging graphs for non-external functions
   // into this graph.