[llvm-commits] [llvm] r99394 - /llvm/trunk/lib/Transforms/Utils/AddrModeMatcher.cpp

[Gabor Greif]

Author: ggreif
Date: Wed Mar 24 05:12:54 2010
New Revision: 99394

URL: http://llvm.org/viewvc/llvm-project?rev=99394&view=rev
Log:
cache result of UI.getOperandNo() instead of calling it twice, it is cheaper this way

Modified:
    llvm/trunk/lib/Transforms/Utils/AddrModeMatcher.cpp

Modified: llvm/trunk/lib/Transforms/Utils/AddrModeMatcher.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/AddrModeMatcher.cpp?rev=99394&r1=99393&r2=99394&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Utils/AddrModeMatcher.cpp (original)
+++ llvm/trunk/lib/Transforms/Utils/AddrModeMatcher.cpp Wed Mar 24 05:12:54 2010
@@ -440,8 +440,9 @@
     }
     
     if (StoreInst *SI = dyn_cast<StoreInst>(*UI)) {
-      if (UI.getOperandNo() == 0) return true; // Storing addr, not into addr.
-      MemoryUses.push_back(std::make_pair(SI, UI.getOperandNo()));
+      unsigned opNo = UI.getOperandNo();
+      if (opNo == 0) return true; // Storing addr, not into addr.
+      MemoryUses.push_back(std::make_pair(SI, opNo));
       continue;
     }