include/v8.h - Issue 980523004: Retain maps embedded in optimized code for several garbage collections.

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Issue 980523004: Retain maps embedded in optimized code for several garbage collections. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Check constructor. Created 5 years, 9 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 /** \mainpage V8 API Reference Guide	5 /** \mainpage V8 API Reference Guide

6 *	6 *

7 * V8 is Google's open source JavaScript engine.	7 * V8 is Google's open source JavaScript engine.

8 *	8 *

9 * This set of documents provides reference material generated from the	9 * This set of documents provides reference material generated from the

10 * V8 header file, include/v8.h.	10 * V8 header file, include/v8.h.

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6472 4 * kApiPointerSize;	6472 4 * kApiPointerSize;

6473 static const int kAmountOfExternalAllocatedMemoryAtLastGlobalGCOffset =	6473 static const int kAmountOfExternalAllocatedMemoryAtLastGlobalGCOffset =

6474 kAmountOfExternalAllocatedMemoryOffset + kApiInt64Size;	6474 kAmountOfExternalAllocatedMemoryOffset + kApiInt64Size;

6475 static const int kIsolateRootsOffset =	6475 static const int kIsolateRootsOffset =

6476 kAmountOfExternalAllocatedMemoryAtLastGlobalGCOffset + kApiInt64Size +	6476 kAmountOfExternalAllocatedMemoryAtLastGlobalGCOffset + kApiInt64Size +

6477 kApiPointerSize;	6477 kApiPointerSize;

6478 static const int kUndefinedValueRootIndex = 5;	6478 static const int kUndefinedValueRootIndex = 5;

6479 static const int kNullValueRootIndex = 7;	6479 static const int kNullValueRootIndex = 7;

6480 static const int kTrueValueRootIndex = 8;	6480 static const int kTrueValueRootIndex = 8;

6481 static const int kFalseValueRootIndex = 9;	6481 static const int kFalseValueRootIndex = 9;

6482 static const int kEmptyStringRootIndex = 155;	6482 static const int kEmptyStringRootIndex = 156;

6483	6483

6484 // The external allocation limit should be below 256 MB on all architectures	6484 // The external allocation limit should be below 256 MB on all architectures

6485 // to avoid that resource-constrained embedders run low on memory.	6485 // to avoid that resource-constrained embedders run low on memory.

6486 static const int kExternalAllocationLimit = 192 * 1024 * 1024;	6486 static const int kExternalAllocationLimit = 192 * 1024 * 1024;

6487	6487

6488 static const int kNodeClassIdOffset = 1 * kApiPointerSize;	6488 static const int kNodeClassIdOffset = 1 * kApiPointerSize;

6489 static const int kNodeFlagsOffset = 1 * kApiPointerSize + 3;	6489 static const int kNodeFlagsOffset = 1 * kApiPointerSize + 3;

6490 static const int kNodeStateMask = 0x7;	6490 static const int kNodeStateMask = 0x7;

6491 static const int kNodeStateIsWeakValue = 2;	6491 static const int kNodeStateIsWeakValue = 2;

6492 static const int kNodeStateIsPendingValue = 3;	6492 static const int kNodeStateIsPendingValue = 3;

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7770 */	7770 */

7771	7771

7772	7772

7773 } // namespace v8	7773 } // namespace v8

7774	7774

7775	7775

7776 #undef TYPE_CHECK	7776 #undef TYPE_CHECK

7777	7777

7778	7778

7779 #endif // V8_H_	7779 #endif // V8_H_

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