JavaScriptCore-7600.1.4.9.tar.gz

[apple/javascriptcore.git] / runtime / StructureTransitionTable.h

diff --git a/runtime/StructureTransitionTable.h b/runtime/StructureTransitionTable.h
index 601202017e4f44864774773d2129291dff86fe9b..27c0a79adca5c46c81b4d0556d1403db6c9ecdbf 100644 (file)
--- a/runtime/StructureTransitionTable.h
+++ b/runtime/StructureTransitionTable.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
+ * Copyright (C) 2008, 2009, 2013 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -10,10 +10,10 @@
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
@@ -30,7 +30,6 @@
 #include "WeakGCMap.h"
 #include <wtf/HashFunctions.h>
 #include <wtf/OwnPtr.h>
-#include <wtf/RefPtr.h>
 #include <wtf/text/StringImpl.h>
 
 namespace JSC {
@@ -80,7 +79,7 @@ inline IndexingType newIndexingType(IndexingType oldType, NonPropertyTransition
         ASSERT(!hasIndexedProperties(oldType) || hasUndecided(oldType) || hasInt32(oldType) || hasDouble(oldType) || hasContiguous(oldType) || hasContiguous(oldType));
         return (oldType & ~IndexingShapeMask) | SlowPutArrayStorageShape;
     case SwitchToSlowPutArrayStorage:
-        ASSERT(hasFastArrayStorage(oldType));
+        ASSERT(hasArrayStorage(oldType));
         return (oldType & ~IndexingShapeMask) | SlowPutArrayStorageShape;
     case AddIndexedAccessors:
         return oldType | MayHaveIndexedAccessors;
@@ -93,14 +92,13 @@ inline IndexingType newIndexingType(IndexingType oldType, NonPropertyTransition
 class StructureTransitionTable {
     static const intptr_t UsingSingleSlotFlag = 1;
 
+    
     struct Hash {
-        typedef std::pair<RefPtr<StringImpl>, unsigned> Key;
+        typedef std::pair<StringImpl*, unsigned> Key;
+        
         static unsigned hash(const Key& p)
         {
-            unsigned result = p.second;
-            if (p.first)
-                result += p.first->existingHash();
-            return result;
+            return PtrHash<StringImpl*>::hash(p.first) + p.second;
         }
 
         static bool equal(const Key& a, const Key& b)