Adapt hydrogen-based Array constructor to also support InternalArray and function call

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 59 matching lines @@
   V(ToNumber)                            \
   V(ArgumentsAccess)                     \
   V(RegExpConstructResult)               \
   V(NumberToString)                      \
   V(CEntry)                              \
   V(JSEntry)                             \
   V(KeyedLoadElement)                    \
   V(ArrayNoArgumentConstructor)          \
   V(ArraySingleArgumentConstructor)      \
   V(ArrayNArgumentsConstructor)          \
+  V(InternalArrayNoArgumentConstructor)  \
+  V(InternalArraySingleArgumentConstructor)      \
+  V(InternalArrayNArgumentsConstructor)  \
   V(KeyedStoreElement)                   \
   V(DebuggerStatement)                   \
   V(NameDictionaryLookup)                \
   V(ElementsTransitionAndStore)          \
   V(TransitionElementsKind)              \
   V(StoreArrayLiteralElement)            \
   V(StubFailureTrampoline)               \
   V(ArrayConstructor)                    \
+  V(InternalArrayConstructor)            \
   V(ProfileEntryHook)                    \
   /* IC Handler stubs */                 \
   V(LoadField)                           \
   V(KeyedLoadField)
 
 // List of code stubs only used on ARM platforms.
 #ifdef V8_TARGET_ARCH_ARM
 #define CODE_STUB_LIST_ARM(V)  \
   V(GetProperty)               \
   V(SetProperty)               \
@@ skipping 550 matching lines @@
   void Generate(MacroAssembler* masm);
 
  private:
   virtual CodeStub::Major MajorKey() { return ArrayConstructor; }
   virtual int MinorKey() { return argument_count_; }
 
   ArgumentCountKey argument_count_;
 };
 
 
+class InternalArrayConstructorStub: public PlatformCodeStub {
+ public:
+  explicit InternalArrayConstructorStub(Isolate* isolate);
+
+  void Generate(MacroAssembler* masm);
+
+ private:
+  virtual CodeStub::Major MajorKey() { return InternalArrayConstructor; }
+  virtual int MinorKey() { return 0; }
+
+  void GenerateCase(MacroAssembler* masm, ElementsKind kind);
+};
+
+
 class MathPowStub: public PlatformCodeStub {
  public:
   enum ExponentType { INTEGER, DOUBLE, TAGGED, ON_STACK};
 
   explicit MathPowStub(ExponentType exponent_type)
       : exponent_type_(exponent_type) { }
   virtual void Generate(MacroAssembler* masm);
 
  private:
   virtual CodeStub::Major MajorKey() { return MathPow; }
@@ skipping 969 matching lines @@
 
   Major MajorKey() { return TransitionElementsKind; }
   int NotMissMinorKey() { return bit_field_; }
 
   DISALLOW_COPY_AND_ASSIGN(TransitionElementsKindStub);
 };
 
 
 class ArrayConstructorStubBase : public HydrogenCodeStub {
  public:
-  ArrayConstructorStubBase(ElementsKind kind, AllocationSiteMode mode)
+  ArrayConstructorStubBase(
+      ElementsKind kind,
+      AllocationSiteMode mode)
       : HydrogenCodeStub(CODE_STUB_IS_NOT_MISS) {
     bit_field_ = ElementsKindBits::encode(kind) |
         AllocationSiteModeBits::encode(mode == TRACK_ALLOCATION_SITE);
   }
 
   ElementsKind elements_kind() const {
     return ElementsKindBits::decode(bit_field_);
   }
 
   AllocationSiteMode mode() const {
     return AllocationSiteModeBits::decode(bit_field_)
         ? TRACK_ALLOCATION_SITE
         : DONT_TRACK_ALLOCATION_SITE;
   }
 
   virtual bool IsPregenerated() { return true; }
   static void GenerateStubsAheadOfTime(Isolate* isolate);
   static void InstallDescriptors(Isolate* isolate);
 
   // Parameters accessed via CodeStubGraphBuilder::GetParameter()
   static const int kConstructor = 0;
   static const int kPropertyCell = 1;
 
  private:
   int NotMissMinorKey() { return bit_field_; }
 
   class ElementsKindBits: public BitField<ElementsKind, 0, 8> {};
   class AllocationSiteModeBits: public BitField<bool, 8, 1> {};
+
   uint32_t bit_field_;
 
   DISALLOW_COPY_AND_ASSIGN(ArrayConstructorStubBase);
 };
 
 
 class ArrayNoArgumentConstructorStub : public ArrayConstructorStubBase {
  public:
   ArrayNoArgumentConstructorStub(
       ElementsKind kind,
@@ skipping 32 matching lines @@
   Major MajorKey() { return ArraySingleArgumentConstructor; }
 
   DISALLOW_COPY_AND_ASSIGN(ArraySingleArgumentConstructorStub);
 };
 
 
 class ArrayNArgumentsConstructorStub : public ArrayConstructorStubBase {
  public:
   ArrayNArgumentsConstructorStub(
       ElementsKind kind,
-      AllocationSiteMode mode = TRACK_ALLOCATION_SITE) :
-    ArrayConstructorStubBase(kind, mode) {
+      AllocationSiteMode mode = TRACK_ALLOCATION_SITE)
+    : ArrayConstructorStubBase(kind, mode) {
   }
 
   virtual Handle<Code> GenerateCode();
 
   virtual void InitializeInterfaceDescriptor(
       Isolate* isolate,
       CodeStubInterfaceDescriptor* descriptor);
 
  private:
   Major MajorKey() { return ArrayNArgumentsConstructor; }
 
   DISALLOW_COPY_AND_ASSIGN(ArrayNArgumentsConstructorStub);
 };
 
 
+class InternalArrayConstructorStubBase : public HydrogenCodeStub {
+ public:
+  explicit InternalArrayConstructorStubBase(ElementsKind kind)
+      : HydrogenCodeStub(CODE_STUB_IS_NOT_MISS) {
+    kind_ = kind;
+  }
+
+  virtual bool IsPregenerated() { return true; }
+  static void GenerateStubsAheadOfTime(Isolate* isolate);
+  static void InstallDescriptors(Isolate* isolate);
+
+  // Parameters accessed via CodeStubGraphBuilder::GetParameter()
+  static const int kConstructor = 0;
+
+  ElementsKind elements_kind() const { return kind_; }
+
+ private:
+  int NotMissMinorKey() { return kind_; }
+
+  ElementsKind kind_;
+
+  DISALLOW_COPY_AND_ASSIGN(InternalArrayConstructorStubBase);
+};
+
+
+class InternalArrayNoArgumentConstructorStub : public
+    InternalArrayConstructorStubBase {
+ public:
+  explicit InternalArrayNoArgumentConstructorStub(ElementsKind kind)
+      : InternalArrayConstructorStubBase(kind) { }
+
+  virtual Handle<Code> GenerateCode();
+
+  virtual void InitializeInterfaceDescriptor(
+      Isolate* isolate,
+      CodeStubInterfaceDescriptor* descriptor);
+
+ private:
+  Major MajorKey() { return InternalArrayNoArgumentConstructor; }
+
+  DISALLOW_COPY_AND_ASSIGN(InternalArrayNoArgumentConstructorStub);
+};
+
+
+class InternalArraySingleArgumentConstructorStub : public
+    InternalArrayConstructorStubBase {
+ public:
+  explicit InternalArraySingleArgumentConstructorStub(ElementsKind kind)
+      : InternalArrayConstructorStubBase(kind) { }
+
+  virtual Handle<Code> GenerateCode();
+
+  virtual void InitializeInterfaceDescriptor(
+      Isolate* isolate,
+      CodeStubInterfaceDescriptor* descriptor);
+
+ private:
+  Major MajorKey() { return InternalArraySingleArgumentConstructor; }
+
+  DISALLOW_COPY_AND_ASSIGN(InternalArraySingleArgumentConstructorStub);
+};
+
+
+class InternalArrayNArgumentsConstructorStub : public
+    InternalArrayConstructorStubBase {
+ public:
+  explicit InternalArrayNArgumentsConstructorStub(ElementsKind kind)
+      : InternalArrayConstructorStubBase(kind) { }
+
+  virtual Handle<Code> GenerateCode();
+
+  virtual void InitializeInterfaceDescriptor(
+      Isolate* isolate,
+      CodeStubInterfaceDescriptor* descriptor);
+
+ private:
+  Major MajorKey() { return InternalArrayNArgumentsConstructor; }
+
+  DISALLOW_COPY_AND_ASSIGN(InternalArrayNArgumentsConstructorStub);
+};
+
+
 class KeyedStoreElementStub : public PlatformCodeStub {
  public:
   KeyedStoreElementStub(bool is_js_array,
                         ElementsKind elements_kind,
                         KeyedAccessStoreMode store_mode)
       : is_js_array_(is_js_array),
         elements_kind_(elements_kind),
         store_mode_(store_mode),
         fp_registers_(CanUseFPRegisters()) { }
 
@@ skipping 209 matching lines @@
 
   // The current function entry hook.
   static FunctionEntryHook entry_hook_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileEntryHookStub);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_CODE_STUBS_H_