[llvm-commits] [llvm] r107968 - /llvm/trunk/lib/Transforms/Utils/LCSSA.cpp

[Gabor Greif]

Author: ggreif
Date: Fri Jul  9 09:29:14 2010
New Revision: 107968

URL: http://llvm.org/viewvc/llvm-project?rev=107968&view=rev
Log:
cache result of operator*

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

Modified: llvm/trunk/lib/Transforms/Utils/LCSSA.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/LCSSA.cpp?rev=107968&r1=107967&r2=107968&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Utils/LCSSA.cpp (original)
+++ llvm/trunk/lib/Transforms/Utils/LCSSA.cpp Fri Jul  9 09:29:14 2010
@@ -190,14 +190,15 @@
   
   for (Value::use_iterator UI = Inst->use_begin(), E = Inst->use_end();
        UI != E; ++UI) {
-    BasicBlock *UserBB = cast<Instruction>(*UI)->getParent();
-    if (PHINode *PN = dyn_cast<PHINode>(*UI))
+    User *U = *UI;
+    BasicBlock *UserBB = cast<Instruction>(U)->getParent();
+    if (PHINode *PN = dyn_cast<PHINode>(U))
       UserBB = PN->getIncomingBlock(UI);
     
     if (InstBB != UserBB && !inLoop(UserBB))
       UsesToRewrite.push_back(&UI.getUse());
   }
-  
+
   // If there are no uses outside the loop, exit with no change.
   if (UsesToRewrite.empty()) return false;