Prototype CL for faster DOM accessors.

src/runtime/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_RUNTIME_H_
 #define V8_RUNTIME_RUNTIME_H_
 
 #include "src/allocation.h"
 #include "src/objects.h"
 #include "src/unicode.h"
@@ skipping 1009 matching lines @@
 
 #define FOR_EACH_INTRINSIC_URI(F) \
   F(URIEscape, 1, 1)              \
   F(URIUnescape, 1, 1)
 
 
 #define FOR_EACH_INTRINSIC_RETURN_PAIR(F) \
   F(LoadLookupSlot, 2, 2)                 \
   F(LoadLookupSlotNoReferenceError, 2, 2)
 
+#ifdef V8_JS_ACCESSORS
+#define FOR_EACH_INTRINSIC_DIRECT_PTR_ACCESS(F) \
+  F(PtrGetFromInternalField, 2, 1)              \
+  F(PtrLoadOffset, 2, 1)                        \
+  F(PtrLoadOffsetInt, 2, 1)                     \
+  F(PtrLoadOffsetObj, 1, 1)                     \
+  F(PtrIsNull, 1, 1)
+#else
+#define FOR_EACH_INTRINSIC_DIRECT_PTR_ACCESS(F)
+#endif  // V8_JS_ACCESSORS
+
 
 // Most intrinsics are implemented in the runtime/ directory, but ICs are
 // implemented in ic.cc for now.
 #define FOR_EACH_INTRINSIC_IC(F)             \
   F(LoadIC_Miss, 3, 1)                       \
   F(KeyedLoadIC_Miss, 3, 1)                  \
   F(CallIC_Miss, 3, 1)                       \
   F(StoreIC_Miss, 3, 1)                      \
   F(StoreIC_Slow, 3, 1)                      \
   F(KeyedStoreIC_Miss, 3, 1)                 \
@@ skipping 40 matching lines @@
   FOR_EACH_INTRINSIC_OBSERVE(F)             \
   FOR_EACH_INTRINSIC_OPERATORS(F)           \
   FOR_EACH_INTRINSIC_PROXY(F)               \
   FOR_EACH_INTRINSIC_REGEXP(F)              \
   FOR_EACH_INTRINSIC_SCOPES(F)              \
   FOR_EACH_INTRINSIC_SIMD(F)                \
   FOR_EACH_INTRINSIC_STRINGS(F)             \
   FOR_EACH_INTRINSIC_SYMBOL(F)              \
   FOR_EACH_INTRINSIC_TEST(F)                \
   FOR_EACH_INTRINSIC_TYPEDARRAY(F)          \
-  FOR_EACH_INTRINSIC_URI(F)
+  FOR_EACH_INTRINSIC_URI(F)                 \
+  FOR_EACH_INTRINSIC_DIRECT_PTR_ACCESS(F)
 
 // FOR_EACH_INTRINSIC defines the list of all intrinsics, coming in 2 flavors,
 // either returning an object or a pair.
 #define FOR_EACH_INTRINSIC(F)       \
   FOR_EACH_INTRINSIC_RETURN_PAIR(F) \
   FOR_EACH_INTRINSIC_RETURN_OBJECT(F)
 
 
 #define F(name, nargs, ressize)                                 \
   Object* Runtime_##name(int args_length, Object** args_object, \
@@ skipping 133 matching lines @@
 
 class DeclareGlobalsEvalFlag : public BitField<bool, 0, 1> {};
 class DeclareGlobalsNativeFlag : public BitField<bool, 1, 1> {};
 STATIC_ASSERT(LANGUAGE_END == 3);
 class DeclareGlobalsLanguageMode : public BitField<LanguageMode, 2, 2> {};
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_RUNTIME_RUNTIME_H_