From: Gabor Greif <ggreif@gmail.com>
Date: Fri, 9 Jul 2010 16:08:33 +0000 (+0000)
Subject: cache result of operator*
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=03f09a3e329abcb35c1a5aa3a4546668b1af21ee;p=oota-llvm.git

cache result of operator*

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107980 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp b/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
index 3030017c314..928e1ecd4cf 100644
--- a/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
+++ b/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
@@ -46,9 +46,11 @@ static bool isUsedOutsideOfDefiningBlock(const Instruction *I) {
   if (isa<PHINode>(I)) return true;
   const BasicBlock *BB = I->getParent();
   for (Value::const_use_iterator UI = I->use_begin(), E = I->use_end();
-        UI != E; ++UI)
-    if (cast<Instruction>(*UI)->getParent() != BB || isa<PHINode>(*UI))
+        UI != E; ++UI) {
+    const User *U = *UI;
+    if (cast<Instruction>(U)->getParent() != BB || isa<PHINode>(U))
       return true;
+  }
   return false;
 }
 
@@ -63,9 +65,11 @@ static bool isOnlyUsedInEntryBlock(const Argument *A, bool EnableFastISel) {
 
   const BasicBlock *Entry = A->getParent()->begin();
   for (Value::const_use_iterator UI = A->use_begin(), E = A->use_end();
-       UI != E; ++UI)
-    if (cast<Instruction>(*UI)->getParent() != Entry || isa<SwitchInst>(*UI))
+       UI != E; ++UI) {
+    const User *U = *UI;
+    if (cast<Instruction>(U)->getParent() != Entry || isa<SwitchInst>(U))
       return false;  // Use not in entry block.
+  }
   return true;
 }