[llvm-commits] [llvm] r61024 - /llvm/trunk/lib/Transforms/Scalar/GVN.cpp

[Owen Anderson]

Author: resistor
Date: Sun Dec 14 21:52:17 2008
New Revision: 61024

URL: http://llvm.org/viewvc/llvm-project?rev=61024&view=rev
Log:
Ifdef out some code that I didn't mean to enable by default yet.

Modified:
    llvm/trunk/lib/Transforms/Scalar/GVN.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/GVN.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/GVN.cpp?rev=61024&r1=61023&r2=61024&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/GVN.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/GVN.cpp Sun Dec 14 21:52:17 2008
@@ -1611,11 +1611,18 @@
 
   // Top-down walk of the dominator tree
   bool changed = false;
+#if 0
+  // Needed for value numbering with phi construction to work.
   ReversePostOrderTraversal<Function*> RPOT(&F);
   for (ReversePostOrderTraversal<Function*>::rpo_iterator RI = RPOT.begin(),
        RE = RPOT.end(); RI != RE; ++RI)
     changed |= processBlock(*RI);
-  
+#else
+  for (df_iterator<DomTreeNode*> DI = df_begin(DT->getRootNode()),
+       DE = df_end(DT->getRootNode()); DI != DE; ++DI)
+    changed |= processBlock(DI->getBlock());
+#endif
+
   return changed;
 }