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Side by Side Diff: src/objects-inl.h

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 // Review notes: 5 // Review notes:
6 // 6 //
7 // - The use of macros in these inline functions may seem superfluous 7 // - The use of macros in these inline functions may seem superfluous
8 // but it is absolutely needed to make sure gcc generates optimal 8 // but it is absolutely needed to make sure gcc generates optimal
9 // code. gcc is not happy when attempting to inline too deep. 9 // code. gcc is not happy when attempting to inline too deep.
10 // 10 //
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6476 6476
6477 6477
6478 bool JSArrayBuffer::was_neutered() { return WasNeutered::decode(bit_field()); } 6478 bool JSArrayBuffer::was_neutered() { return WasNeutered::decode(bit_field()); }
6479 6479
6480 6480
6481 void JSArrayBuffer::set_was_neutered(bool value) { 6481 void JSArrayBuffer::set_was_neutered(bool value) {
6482 set_bit_field(WasNeutered::update(bit_field(), value)); 6482 set_bit_field(WasNeutered::update(bit_field(), value));
6483 } 6483 }
6484 6484
6485 6485
6486 bool JSArrayBuffer::is_shared() { return IsShared::decode(bit_field()); }
6487
6488
6489 void JSArrayBuffer::set_is_shared(bool value) {
6490 set_bit_field(IsShared::update(bit_field(), value));
6491 }
6492
6493
6486 Object* JSArrayBufferView::byte_offset() const { 6494 Object* JSArrayBufferView::byte_offset() const {
6487 if (WasNeutered()) return Smi::FromInt(0); 6495 if (WasNeutered()) return Smi::FromInt(0);
6488 return Object::cast(READ_FIELD(this, kByteOffsetOffset)); 6496 return Object::cast(READ_FIELD(this, kByteOffsetOffset));
6489 } 6497 }
6490 6498
6491 6499
6492 void JSArrayBufferView::set_byte_offset(Object* value, WriteBarrierMode mode) { 6500 void JSArrayBufferView::set_byte_offset(Object* value, WriteBarrierMode mode) {
6493 WRITE_FIELD(this, kByteOffsetOffset, value); 6501 WRITE_FIELD(this, kByteOffsetOffset, value);
6494 CONDITIONAL_WRITE_BARRIER(GetHeap(), this, kByteOffsetOffset, value, mode); 6502 CONDITIONAL_WRITE_BARRIER(GetHeap(), this, kByteOffsetOffset, value, mode);
6495 } 6503 }
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7626 #undef READ_SHORT_FIELD 7634 #undef READ_SHORT_FIELD
7627 #undef WRITE_SHORT_FIELD 7635 #undef WRITE_SHORT_FIELD
7628 #undef READ_BYTE_FIELD 7636 #undef READ_BYTE_FIELD
7629 #undef WRITE_BYTE_FIELD 7637 #undef WRITE_BYTE_FIELD
7630 #undef NOBARRIER_READ_BYTE_FIELD 7638 #undef NOBARRIER_READ_BYTE_FIELD
7631 #undef NOBARRIER_WRITE_BYTE_FIELD 7639 #undef NOBARRIER_WRITE_BYTE_FIELD
7632 7640
7633 } } // namespace v8::internal 7641 } } // namespace v8::internal
7634 7642
7635 #endif // V8_OBJECTS_INL_H_ 7643 #endif // V8_OBJECTS_INL_H_
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