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

src/hydrogen.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 1225 matching lines @@
   void BuildNewSpaceArrayCheck(HValue* length,
                                ElementsKind kind);
 
   class JSArrayBuilder {
    public:
     JSArrayBuilder(HGraphBuilder* builder,
                    ElementsKind kind,
                    HValue* allocation_site_payload,
                    AllocationSiteMode mode);
 
+    JSArrayBuilder(HGraphBuilder* builder,
+                   ElementsKind kind,
+                   HValue* constructor_function);
+
     HValue* AllocateEmptyArray();
     HValue* AllocateArray(HValue* capacity, HValue* length_field,
                           bool fill_with_hole);
     HValue* GetElementsLocation() { return elements_location_; }
 
    private:
     Zone* zone() const { return builder_->zone(); }
     int elements_size() const {
       return IsFastDoubleElementsKind(kind_) ? kDoubleSize : kPointerSize;
     }
     HInstruction* AddInstruction(HInstruction* instr) {
       return builder_->AddInstruction(instr);
     }
     HGraphBuilder* builder() { return builder_; }
     HGraph* graph() { return builder_->graph(); }
     int initial_capacity() {
       STATIC_ASSERT(JSArray::kPreallocatedArrayElements > 0);
       return JSArray::kPreallocatedArrayElements;
     }
 
     HValue* EmitMapCode(HValue* context);
+    HValue* InternalEmitMapCode();

[Michael Starzinger, 2013/05/23 09:16:49]

nit: Can we call this "EmitInternalMapCode()", that would be more in line with
the other naming schemes.

[mvstanton, 2013/05/23 14:46:05]

Done.

     HValue* EstablishEmptyArrayAllocationSize();
     HValue* EstablishAllocationSize(HValue* length_node);
     HValue* AllocateArray(HValue* size_in_bytes, HValue* capacity,
                           HValue* length_field,  bool fill_with_hole);
 
     HGraphBuilder* builder_;
     ElementsKind kind_;
     AllocationSiteMode mode_;
     HValue* allocation_site_payload_;
+    HValue* constructor_function_;
     HInnerAllocatedObject* elements_location_;
   };
 
   HValue* BuildAllocateElements(HValue* context,
                                 ElementsKind kind,
                                 HValue* capacity);
 
   void BuildInitializeElements(HValue* elements,
                                ElementsKind kind,
                                HValue* capacity);
@@ skipping 739 matching lines @@
   EmbeddedVector<char, 64> filename_;
   HeapStringAllocator string_allocator_;
   StringStream trace_;
   int indent_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_H_