Allocation Info Tracking, continued.

src/code-stubs.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 55 matching lines @@
   V(FastCloneShallowArray)               \
   V(FastCloneShallowObject)              \
   V(ToBoolean)                           \
   V(ToNumber)                            \
   V(ArgumentsAccess)                     \
   V(RegExpConstructResult)               \
   V(NumberToString)                      \
   V(CEntry)                              \
   V(JSEntry)                             \
   V(KeyedLoadElement)                    \
+  V(ArrayNoArgumentConstructor)          \
+  V(ArraySingleArgumentConstructor)      \
+  V(ArrayNArgumentsConstructor)          \
   V(KeyedStoreElement)                   \
   V(DebuggerStatement)                   \
   V(StringDictionaryLookup)              \
   V(ElementsTransitionAndStore)          \
   V(TransitionElementsKind)              \
   V(StoreArrayLiteralElement)            \
   V(StubFailureTrampoline)               \
   V(ProfileEntryHook)
 
 // List of code stubs only used on ARM platforms.
@@ skipping 1164 matching lines @@
 
  private:
   class FromKindBits: public BitField<ElementsKind, 8, 8> {};
   class ToKindBits: public BitField<ElementsKind, 0, 8> {};
   uint32_t bit_field_;
 
   DISALLOW_COPY_AND_ASSIGN(TransitionElementsKindStub);
 };
 
 
+class ArrayNoArgumentConstructorStub : public HydrogenCodeStub {
+ public:
+  ArrayNoArgumentConstructorStub() {
+  }
+
+  Major MajorKey() { return ArrayNoArgumentConstructor; }
+  int MinorKey() { return 0; }

[Toon Verwaest, 2013/02/13 15:14:51]

I guess you don't need to overwrite the MinorKey?

[mvstanton, 2013/02/19 11:04:08]

Actually you do, pure virtual...in the following checkin I will use it for
something.

+
+  virtual Handle<Code> GenerateCode();
+
+  virtual void InitializeInterfaceDescriptor(
+      Isolate* isolate,
+      CodeStubInterfaceDescriptor* descriptor);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ArrayNoArgumentConstructorStub);
+};
+
+
+class ArraySingleArgumentConstructorStub : public HydrogenCodeStub {
+ public:
+  ArraySingleArgumentConstructorStub() {
+  }
+
+  Major MajorKey() { return ArraySingleArgumentConstructor; }
+  int MinorKey() { return 0; }
+
+  virtual Handle<Code> GenerateCode();
+
+  virtual void InitializeInterfaceDescriptor(
+      Isolate* isolate,
+      CodeStubInterfaceDescriptor* descriptor);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ArraySingleArgumentConstructorStub);
+};
+
+
+class ArrayNArgumentsConstructorStub : public HydrogenCodeStub {
+ public:
+  ArrayNArgumentsConstructorStub() {
+  }
+
+  Major MajorKey() { return ArrayNArgumentsConstructor; }
+  int MinorKey() { return 0; }
+
+  virtual Handle<Code> GenerateCode();
+
+  virtual void InitializeInterfaceDescriptor(
+      Isolate* isolate,
+      CodeStubInterfaceDescriptor* descriptor);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ArrayNArgumentsConstructorStub);
+};
+
+
 class KeyedStoreElementStub : public PlatformCodeStub {
  public:
   KeyedStoreElementStub(bool is_js_array,
                         ElementsKind elements_kind,
                         KeyedAccessGrowMode grow_mode)
       : is_js_array_(is_js_array),
         elements_kind_(elements_kind),
         grow_mode_(grow_mode),
         fp_registers_(CanUseFPRegisters()) { }
 
@@ skipping 203 matching lines @@
 
   // The current function entry hook.
   static FunctionEntryHook entry_hook_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileEntryHookStub);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_CODE_STUBS_H_