From a92dced4a186c03f06a1e9156ca00d997ef0a972 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Wed, 3 Mar 2010 23:55:49 +0000
Subject: Remove PHINodeTraits and use MachineInstrExpressionTrait instead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97687 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/PHIElimination.h | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

(limited to 'lib/CodeGen/PHIElimination.h')

diff --git a/lib/CodeGen/PHIElimination.h b/lib/CodeGen/PHIElimination.h
index ff4aa20918..7dedf0318a 100644
--- a/lib/CodeGen/PHIElimination.h
+++ b/lib/CodeGen/PHIElimination.h
@@ -102,15 +102,9 @@ namespace llvm {
     // Defs of PHI sources which are implicit_def.
     SmallPtrSet<MachineInstr*, 4> ImpDefs;
 
-    // Lowered PHI nodes may be reused. We provide special DenseMap traits to
-    // match PHI nodes with identical arguments.
-    struct PHINodeTraits : public DenseMapInfo<MachineInstr*> {
-      static unsigned getHashValue(const MachineInstr *PtrVal);
-      static bool isEqual(const MachineInstr *LHS, const MachineInstr *RHS);
-    };
-
     // Map reusable lowered PHI node -> incoming join register.
-    typedef DenseMap<MachineInstr*, unsigned, PHINodeTraits> LoweredPHIMap;
+    typedef DenseMap<MachineInstr*, unsigned,
+                     MachineInstrExpressionTrait> LoweredPHIMap;
     LoweredPHIMap LoweredPHIs;
   };
 
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