From: Justin Holewinski <jholewinski@nvidia.com>
Date: Wed, 20 Mar 2013 23:10:59 +0000 (+0000)
Subject: Make variable name more explicit and eliminate redundant lookup in SDNodeOrdering
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7478f3d776eb4c824f30b2d529e213b70fb32dac;p=platform%2Fupstream%2Fllvm.git

Make variable name more explicit and eliminate redundant lookup in SDNodeOrdering

llvm-svn: 177600
---

diff --git a/llvm/lib/CodeGen/SelectionDAG/SDNodeOrdering.h b/llvm/lib/CodeGen/SelectionDAG/SDNodeOrdering.h
index 74010a8..7e7b897 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SDNodeOrdering.h
+++ b/llvm/lib/CodeGen/SelectionDAG/SDNodeOrdering.h
@@ -33,10 +33,10 @@ class SDNodeOrdering {
 public:
   SDNodeOrdering() {}
 
-  void add(const SDNode *Node, unsigned O) {
-    unsigned OldOrder = getOrder(Node);
-    if (OldOrder == 0 || (OldOrder > 0 && O < OldOrder))
-      OrderMap[Node] = O;
+  void add(const SDNode *Node, unsigned NewOrder) {
+    unsigned &OldOrder = OrderMap[Node];
+    if (OldOrder == 0 || (OldOrder > 0 && NewOrder < OldOrder))
+      OldOrder = NewOrder;
   }
   void remove(const SDNode *Node) {
     DenseMap<const SDNode*, unsigned>::iterator Itr = OrderMap.find(Node);