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Issue 23691002: Add OptimizedCodeEntry as a new heap object type. An optimized code entry represents an association… (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 3 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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5409 static const int kStringEncodingMask = 0x4; 5409 static const int kStringEncodingMask = 0x4;
5410 static const int kExternalTwoByteRepresentationTag = 0x02; 5410 static const int kExternalTwoByteRepresentationTag = 0x02;
5411 static const int kExternalAsciiRepresentationTag = 0x06; 5411 static const int kExternalAsciiRepresentationTag = 0x06;
5412 5412
5413 static const int kIsolateEmbedderDataOffset = 1 * kApiPointerSize; 5413 static const int kIsolateEmbedderDataOffset = 1 * kApiPointerSize;
5414 static const int kIsolateRootsOffset = 3 * kApiPointerSize; 5414 static const int kIsolateRootsOffset = 3 * kApiPointerSize;
5415 static const int kUndefinedValueRootIndex = 5; 5415 static const int kUndefinedValueRootIndex = 5;
5416 static const int kNullValueRootIndex = 7; 5416 static const int kNullValueRootIndex = 7;
5417 static const int kTrueValueRootIndex = 8; 5417 static const int kTrueValueRootIndex = 8;
5418 static const int kFalseValueRootIndex = 9; 5418 static const int kFalseValueRootIndex = 9;
5419 static const int kEmptyStringRootIndex = 133; 5419 static const int kEmptyStringRootIndex = 134;
5420 5420
5421 static const int kNodeClassIdOffset = 1 * kApiPointerSize; 5421 static const int kNodeClassIdOffset = 1 * kApiPointerSize;
5422 static const int kNodeFlagsOffset = 1 * kApiPointerSize + 3; 5422 static const int kNodeFlagsOffset = 1 * kApiPointerSize + 3;
5423 static const int kNodeStateMask = 0xf; 5423 static const int kNodeStateMask = 0xf;
5424 static const int kNodeStateIsWeakValue = 2; 5424 static const int kNodeStateIsWeakValue = 2;
5425 static const int kNodeStateIsPendingValue = 3; 5425 static const int kNodeStateIsPendingValue = 3;
5426 static const int kNodeStateIsNearDeathValue = 4; 5426 static const int kNodeStateIsNearDeathValue = 4;
5427 static const int kNodeIsIndependentShift = 4; 5427 static const int kNodeIsIndependentShift = 4;
5428 static const int kNodeIsPartiallyDependentShift = 5; 5428 static const int kNodeIsPartiallyDependentShift = 5;
5429 5429
5430 static const int kJSObjectType = 0xb1; 5430 static const int kJSObjectType = 0xb2;
5431 static const int kFirstNonstringType = 0x80; 5431 static const int kFirstNonstringType = 0x80;
5432 static const int kOddballType = 0x83; 5432 static const int kOddballType = 0x83;
5433 static const int kForeignType = 0x87; 5433 static const int kForeignType = 0x87;
5434 5434
5435 static const int kUndefinedOddballKind = 5; 5435 static const int kUndefinedOddballKind = 5;
5436 static const int kNullOddballKind = 3; 5436 static const int kNullOddballKind = 3;
5437 5437
5438 static void CheckInitializedImpl(v8::Isolate* isolate); 5438 static void CheckInitializedImpl(v8::Isolate* isolate);
5439 V8_INLINE(static void CheckInitialized(v8::Isolate* isolate)) { 5439 V8_INLINE(static void CheckInitialized(v8::Isolate* isolate)) {
5440 #ifdef V8_ENABLE_CHECKS 5440 #ifdef V8_ENABLE_CHECKS
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6511 */ 6511 */
6512 6512
6513 6513
6514 } // namespace v8 6514 } // namespace v8
6515 6515
6516 6516
6517 #undef TYPE_CHECK 6517 #undef TYPE_CHECK
6518 6518
6519 6519
6520 #endif // V8_H_ 6520 #endif // V8_H_
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