зеркало из https://github.com/mozilla/gecko-dev.git
82 строки
2.9 KiB
C++
82 строки
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Mozilla Foundation.
|
|
* Portions created by the Initial Developer are Copyright (C) 2011
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Jeff Muizelaar <jmuizelaar@mozilla.com>
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
/* This contains stubs and infrastructure to support code from v8 */
|
|
|
|
#ifndef V8_SUPPORT_H_
|
|
#define V8_SUPPORT_H_
|
|
|
|
#if defined(_M_X64) || defined(__x86_64__)
|
|
#define V8_HOST_ARCH_X64 1
|
|
#elif defined(_M_IX86) || defined(__i386__) || defined(__i386)
|
|
#define V8_HOST_ARCH_IA32 1
|
|
#elif defined(__ARMEL__)
|
|
#define V8_HOST_ARCH_ARM 1
|
|
#else
|
|
#warning Please add support for your architecture in chromium_types.h
|
|
#endif
|
|
|
|
typedef int32_t Atomic32;
|
|
|
|
#if defined(V8_HOST_ARCH_X64) || defined(V8_HOST_ARCH_IA32) || defined(V8_HOST_ARCH_ARM)
|
|
inline void NoBarrier_Store(volatile Atomic32* ptr, Atomic32 value) {
|
|
*ptr = value;
|
|
}
|
|
#endif
|
|
|
|
|
|
const int kMaxInt = 0x7FFFFFFF;
|
|
const int kMinInt = -kMaxInt - 1;
|
|
|
|
// A macro to disallow the evil copy constructor and operator= functions
|
|
// This should be used in the private: declarations for a class
|
|
#define DISALLOW_COPY_AND_ASSIGN(TypeName) \
|
|
TypeName(const TypeName&); \
|
|
void operator=(const TypeName&)
|
|
|
|
|
|
// The USE(x) template is used to silence C++ compiler warnings
|
|
// issued for (yet) unused variables (typically parameters).
|
|
template <typename T>
|
|
static inline void USE(T) { }
|
|
|
|
class Malloced {
|
|
};
|
|
|
|
#endif // V8_SUPPORT_H_
|