Optimize Map/Set.prototype.forEach

src/runtime.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_RUNTIME_H_
 #define V8_RUNTIME_H_
 
 #include "src/allocation.h"
 #include "src/zone.h"
 
@@ skipping 257 matching lines @@
   /* Harmony sets */ \
   F(SetInitialize, 1, 1) \
   F(SetAdd, 2, 1) \
   F(SetHas, 2, 1) \
   F(SetDelete, 2, 1) \
   F(SetClear, 1, 1) \
   F(SetGetSize, 1, 1) \
   \
   F(SetIteratorInitialize, 3, 1) \
   F(SetIteratorNext, 1, 1) \
+  F(SetIteratorCurrentKey, 1, 1) \
+  F(SetIteratorHasMore, 1, 1) \
+  F(SetIteratorMoveNext, 1, 1) \
   \
   /* Harmony maps */ \
   F(MapInitialize, 1, 1) \
   F(MapGet, 2, 1) \
   F(MapHas, 2, 1) \
   F(MapDelete, 2, 1) \
   F(MapClear, 1, 1) \
   F(MapSet, 3, 1) \
   F(MapGetSize, 1, 1) \
   \
   F(MapIteratorInitialize, 3, 1) \
   F(MapIteratorNext, 1, 1) \
+  F(MapIteratorCurrentKey, 1, 1) \
+  F(MapIteratorCurrentValue, 1, 1) \
+  F(MapIteratorHasMore, 1, 1) \
+  F(MapIteratorMoveNext, 1, 1) \
   \
   /* Harmony weak maps and sets */ \
   F(WeakCollectionInitialize, 1, 1) \
   F(WeakCollectionGet, 2, 1) \
   F(WeakCollectionHas, 2, 1) \
   F(WeakCollectionDelete, 2, 1) \
   F(WeakCollectionSet, 3, 1) \
   \
   /* Harmony events */ \
   F(EnqueueMicrotask, 1, 1) \
@@ skipping 591 matching lines @@
 class AllocateDoubleAlignFlag:  public BitField<bool,            0, 1> {};
 class AllocateTargetSpace:      public BitField<AllocationSpace, 1, 3> {};
 
 class DeclareGlobalsEvalFlag:   public BitField<bool,       0, 1> {};
 class DeclareGlobalsNativeFlag: public BitField<bool,       1, 1> {};
 class DeclareGlobalsStrictMode: public BitField<StrictMode, 2, 1> {};
 
 } }  // namespace v8::internal
 
 #endif  // V8_RUNTIME_H_