source: webkit/trunk/JavaScriptCore/wtf/PageAllocation.cpp@ 65104

Last change on this file since 65104 was 64782, checked in by [email protected], 15 years ago

Bug 43185 - Switch RegisterFile over to use PageAllocation

Reviewed by Sam Weinig.

Remove platform-specific memory allocation code.

  • interpreter/RegisterFile.cpp:

(JSC::RegisterFile::~RegisterFile):
(JSC::RegisterFile::releaseExcessCapacity):

  • interpreter/RegisterFile.h:

(JSC::RegisterFile::RegisterFile):
(JSC::RegisterFile::grow):
(JSC::RegisterFile::checkAllocatedOkay):

  • wtf/PageAllocation.cpp:

(WTF::PageAllocation::lastError):

  • wtf/PageAllocation.h:

(WTF::PageAllocation::allocate):
(WTF::PageAllocation::allocateAt):
(WTF::PageAllocation::allocateAligned):
(WTF::PageAllocation::pageSize):
(WTF::PageAllocation::isPageAligned):
(WTF::PageAllocation::isPowerOfTwo):

  • wtf/PageReservation.h:

(WTF::PageReservation::commit):
(WTF::PageReservation::decommit):
(WTF::PageReservation::reserve):
(WTF::PageReservation::reserveAt):

File size: 1.6 KB
Line 
1/*
2 * Copyright (C) 2008, 2009, 2010 Apple Inc. All rights reserved.
3 * Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies)
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include "config.h"
28#include "PageAllocation.h"
29#include "PageReservation.h"
30
31namespace WTF {
32
33size_t PageAllocation::s_pageSize = 0;
34
35#ifndef NDEBUG
36
37int PageAllocation::lastError()
38{
39#if OS(WINCE)
40 return GetLastError();
41#else
42 return errno;
43#endif
44}
45
46#endif
47
48}
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