[llvm-commits] CVS: llvm/lib/Analysis/DataStructure/Local.cpp

[Andrew Lenharth]

Changes in directory llvm/lib/Analysis/DataStructure:

Local.cpp updated: 1.146 -> 1.147
---
Log message:

llvm.memc* improvements.  helps PA a lot in some specmarks

---
Diffs of the changes:  (+7 -2)

 Local.cpp |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)


Index: llvm/lib/Analysis/DataStructure/Local.cpp
diff -u llvm/lib/Analysis/DataStructure/Local.cpp:1.146 llvm/lib/Analysis/DataStructure/Local.cpp:1.147
--- llvm/lib/Analysis/DataStructure/Local.cpp:1.146	Tue Apr 18 14:54:11 2006
+++ llvm/lib/Analysis/DataStructure/Local.cpp	Tue Apr 18 15:59:52 2006
@@ -561,8 +561,13 @@
         // modified.  Preserve second graph
 	DSNodeHandle RetNH = getValueDest(**CS.arg_begin());
 	DSNodeHandle SrcNH = getValueDest(**(CS.arg_begin()+1));
-	DSNodeHandle Copy( new DSNode(*SrcNH.getNode(), SrcNH.getNode()->getParentGraph()),
-			   SrcNH.getOffset());
+	//copy dsnode
+	DSNode* copy = new DSNode(*SrcNH.getNode(), SrcNH.getNode()->getParentGraph());
+	//since this is the target memory, we only are interested in the links.
+	//the target will not wind up with a global memory object , unless it 
+	//was already there (only pointers to global memory objects)
+	copy->clearGlobals();
+	DSNodeHandle Copy( copy, SrcNH.getOffset());
 	RetNH.mergeWith(Copy);
         if (DSNode *N = RetNH.getNode())
           N->setModifiedMarker();