include/v8.h - Issue 247343002: Cache maps for externalized typed array objects.

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Issue 247343002: Cache maps for externalized typed array objects. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Created 6 years, 8 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 // Redistribution and use in source and binary forms, with or without	2 // Redistribution and use in source and binary forms, with or without

3 // modification, are permitted provided that the following conditions are	3 // modification, are permitted provided that the following conditions are

4 // met:	4 // met:

5 //	5 //

6 // * Redistributions of source code must retain the above copyright	6 // * Redistributions of source code must retain the above copyright

7 // notice, this list of conditions and the following disclaimer.	7 // notice, this list of conditions and the following disclaimer.

8 // * Redistributions in binary form must reproduce the above	8 // * Redistributions in binary form must reproduce the above

9 // copyright notice, this list of conditions and the following	9 // copyright notice, this list of conditions and the following

10 // disclaimer in the documentation and/or other materials provided	10 // disclaimer in the documentation and/or other materials provided

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5526 // the implementation of v8.	5526 // the implementation of v8.

5527 static const int kHeapObjectMapOffset = 0;	5527 static const int kHeapObjectMapOffset = 0;

5528 static const int kMapInstanceTypeOffset = 1 * kApiPointerSize + kApiIntSize;	5528 static const int kMapInstanceTypeOffset = 1 * kApiPointerSize + kApiIntSize;

5529 static const int kStringResourceOffset = 3 * kApiPointerSize;	5529 static const int kStringResourceOffset = 3 * kApiPointerSize;

5530	5530

5531 static const int kOddballKindOffset = 3 * kApiPointerSize;	5531 static const int kOddballKindOffset = 3 * kApiPointerSize;

5532 static const int kForeignAddressOffset = kApiPointerSize;	5532 static const int kForeignAddressOffset = kApiPointerSize;

5533 static const int kJSObjectHeaderSize = 3 * kApiPointerSize;	5533 static const int kJSObjectHeaderSize = 3 * kApiPointerSize;

5534 static const int kFixedArrayHeaderSize = 2 * kApiPointerSize;	5534 static const int kFixedArrayHeaderSize = 2 * kApiPointerSize;

5535 static const int kContextHeaderSize = 2 * kApiPointerSize;	5535 static const int kContextHeaderSize = 2 * kApiPointerSize;

5536 static const int kContextEmbedderDataIndex = 65;	5536 static const int kContextEmbedderDataIndex = 74;

5537 static const int kFullStringRepresentationMask = 0x07;	5537 static const int kFullStringRepresentationMask = 0x07;

5538 static const int kStringEncodingMask = 0x4;	5538 static const int kStringEncodingMask = 0x4;

5539 static const int kExternalTwoByteRepresentationTag = 0x02;	5539 static const int kExternalTwoByteRepresentationTag = 0x02;

5540 static const int kExternalAsciiRepresentationTag = 0x06;	5540 static const int kExternalAsciiRepresentationTag = 0x06;

5541	5541

5542 static const int kIsolateEmbedderDataOffset = 0 * kApiPointerSize;	5542 static const int kIsolateEmbedderDataOffset = 0 * kApiPointerSize;

5543 static const int kIsolateRootsOffset = 5 * kApiPointerSize;	5543 static const int kIsolateRootsOffset = 5 * kApiPointerSize;

5544 static const int kUndefinedValueRootIndex = 5;	5544 static const int kUndefinedValueRootIndex = 5;

5545 static const int kNullValueRootIndex = 7;	5545 static const int kNullValueRootIndex = 7;

5546 static const int kTrueValueRootIndex = 8;	5546 static const int kTrueValueRootIndex = 8;

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6630 */	6630 */

6631	6631

6632	6632

6633 } // namespace v8	6633 } // namespace v8

6634	6634

6635	6635

6636 #undef TYPE_CHECK	6636 #undef TYPE_CHECK

6637	6637

6638	6638

6639 #endif // V8_H_	6639 #endif // V8_H_

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