[llvm-commits] [llvm] r49457 - /llvm/trunk/tools/opt/opt.cpp

[Evan Cheng]

Author: evancheng
Date: Wed Apr  9 20:33:05 2008
New Revision: 49457

URL: http://llvm.org/viewvc/llvm-project?rev=49457&view=rev
Log:
Move memcpy / memset optimization pass after GVN.

Modified:
    llvm/trunk/tools/opt/opt.cpp

Modified: llvm/trunk/tools/opt/opt.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/opt/opt.cpp?rev=49457&r1=49456&r2=49457&view=diff

==============================================================================
--- llvm/trunk/tools/opt/opt.cpp (original)
+++ llvm/trunk/tools/opt/opt.cpp Wed Apr  9 20:33:05 2008
@@ -282,8 +282,8 @@
   addPass(PM, createIndVarSimplifyPass());       // Canonicalize indvars
   addPass(PM, createLoopUnrollPass());           // Unroll small loops
   addPass(PM, createInstructionCombiningPass()); // Clean up after the unroller
-  addPass(PM, createMemCpyOptPass());            // Remove unneeded memcpy's
   addPass(PM, createGVNPass());                  // Remove redundancies
+  addPass(PM, createMemCpyOptPass());            // Remove memcpy / form memset
   addPass(PM, createSCCPPass());                 // Constant prop with SCCP
 
   // Run instcombine after redundancy elimination to exploit opportunities