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Issue 1136553006: Implement SharedArrayBuffer (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: merge master Created 5 years, 7 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef V8_RUNTIME_RUNTIME_H_ 5 #ifndef V8_RUNTIME_RUNTIME_H_
6 #define V8_RUNTIME_RUNTIME_H_ 6 #define V8_RUNTIME_RUNTIME_H_
7 7
8 #include "src/allocation.h" 8 #include "src/allocation.h"
9 #include "src/objects.h" 9 #include "src/objects.h"
10 #include "src/zone.h" 10 #include "src/zone.h"
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626 F(HasFixedUint16Elements, 1, 1) \ 626 F(HasFixedUint16Elements, 1, 1) \
627 F(HasFixedInt16Elements, 1, 1) \ 627 F(HasFixedInt16Elements, 1, 1) \
628 F(HasFixedUint32Elements, 1, 1) \ 628 F(HasFixedUint32Elements, 1, 1) \
629 F(HasFixedInt32Elements, 1, 1) \ 629 F(HasFixedInt32Elements, 1, 1) \
630 F(HasFixedFloat32Elements, 1, 1) \ 630 F(HasFixedFloat32Elements, 1, 1) \
631 F(HasFixedFloat64Elements, 1, 1) \ 631 F(HasFixedFloat64Elements, 1, 1) \
632 F(HasFixedUint8ClampedElements, 1, 1) 632 F(HasFixedUint8ClampedElements, 1, 1)
633 633
634 634
635 #define FOR_EACH_INTRINSIC_TYPEDARRAY(F) \ 635 #define FOR_EACH_INTRINSIC_TYPEDARRAY(F) \
636 F(ArrayBufferInitialize, 2, 1) \ 636 F(ArrayBufferInitialize, 3, 1) \
637 F(ArrayBufferGetByteLength, 1, 1) \ 637 F(ArrayBufferGetByteLength, 1, 1) \
638 F(ArrayBufferSliceImpl, 3, 1) \ 638 F(ArrayBufferSliceImpl, 3, 1) \
639 F(ArrayBufferIsView, 1, 1) \ 639 F(ArrayBufferIsView, 1, 1) \
640 F(ArrayBufferNeuter, 1, 1) \ 640 F(ArrayBufferNeuter, 1, 1) \
641 F(TypedArrayInitialize, 5, 1) \ 641 F(TypedArrayInitialize, 5, 1) \
642 F(TypedArrayInitializeFromArrayLike, 4, 1) \ 642 F(TypedArrayInitializeFromArrayLike, 4, 1) \
643 F(ArrayBufferViewGetByteLength, 1, 1) \ 643 F(ArrayBufferViewGetByteLength, 1, 1) \
644 F(ArrayBufferViewGetByteOffset, 1, 1) \ 644 F(ArrayBufferViewGetByteOffset, 1, 1) \
645 F(TypedArrayGetLength, 1, 1) \ 645 F(TypedArrayGetLength, 1, 1) \
646 F(DataViewGetBuffer, 1, 1) \ 646 F(DataViewGetBuffer, 1, 1) \
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808 808
809 MUST_USE_RESULT static MaybeHandle<Object> GetPrototype( 809 MUST_USE_RESULT static MaybeHandle<Object> GetPrototype(
810 Isolate* isolate, Handle<Object> object); 810 Isolate* isolate, Handle<Object> object);
811 811
812 MUST_USE_RESULT static MaybeHandle<Name> ToName(Isolate* isolate, 812 MUST_USE_RESULT static MaybeHandle<Name> ToName(Isolate* isolate,
813 Handle<Object> key); 813 Handle<Object> key);
814 814
815 static void SetupArrayBuffer(Isolate* isolate, 815 static void SetupArrayBuffer(Isolate* isolate,
816 Handle<JSArrayBuffer> array_buffer, 816 Handle<JSArrayBuffer> array_buffer,
817 bool is_external, void* data, 817 bool is_external, void* data,
818 size_t allocated_length); 818 size_t allocated_length,
819 SharedFlag shared = SharedFlag::kNotShared);
819 820
820 static bool SetupArrayBufferAllocatingData(Isolate* isolate, 821 static bool SetupArrayBufferAllocatingData(
821 Handle<JSArrayBuffer> array_buffer, 822 Isolate* isolate, Handle<JSArrayBuffer> array_buffer,
822 size_t allocated_length, 823 size_t allocated_length, bool initialize = true,
823 bool initialize = true); 824 SharedFlag shared = SharedFlag::kNotShared);
824 825
825 static void NeuterArrayBuffer(Handle<JSArrayBuffer> array_buffer); 826 static void NeuterArrayBuffer(Handle<JSArrayBuffer> array_buffer);
826 827
827 static int FindIndexedNonNativeFrame(JavaScriptFrameIterator* it, int index); 828 static int FindIndexedNonNativeFrame(JavaScriptFrameIterator* it, int index);
828 829
829 enum TypedArrayId { 830 enum TypedArrayId {
830 // arrayIds below should be synchromized with typedarray.js natives. 831 // arrayIds below should be synchromized with typedarray.js natives.
831 ARRAY_ID_UINT8 = 1, 832 ARRAY_ID_UINT8 = 1,
832 ARRAY_ID_INT8 = 2, 833 ARRAY_ID_INT8 = 2,
833 ARRAY_ID_UINT16 = 3, 834 ARRAY_ID_UINT16 = 3,
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873 874
874 class DeclareGlobalsEvalFlag : public BitField<bool, 0, 1> {}; 875 class DeclareGlobalsEvalFlag : public BitField<bool, 0, 1> {};
875 class DeclareGlobalsNativeFlag : public BitField<bool, 1, 1> {}; 876 class DeclareGlobalsNativeFlag : public BitField<bool, 1, 1> {};
876 STATIC_ASSERT(LANGUAGE_END == 3); 877 STATIC_ASSERT(LANGUAGE_END == 3);
877 class DeclareGlobalsLanguageMode : public BitField<LanguageMode, 2, 2> {}; 878 class DeclareGlobalsLanguageMode : public BitField<LanguageMode, 2, 2> {};
878 879
879 } // namespace internal 880 } // namespace internal
880 } // namespace v8 881 } // namespace v8
881 882
882 #endif // V8_RUNTIME_RUNTIME_H_ 883 #endif // V8_RUNTIME_RUNTIME_H_
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