axmol/scripting/javascript/spidermonkey-android/include/jscpucfg.h

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2012-05-28 16:58:16 +08:00
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** 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 Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of 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 ***** */
#ifndef js_cpucfg___
#define js_cpucfg___
#define JS_HAVE_LONG_LONG
#if defined(_WIN64)
# if defined(_M_X64) || defined(_M_AMD64) || defined(_AMD64_)
# define IS_LITTLE_ENDIAN 1
# undef IS_BIG_ENDIAN
# define JS_BYTES_PER_DOUBLE 8
# define JS_BYTES_PER_WORD 8
# define JS_BITS_PER_WORD_LOG2 6
# define JS_ALIGN_OF_POINTER 8
# else /* !(defined(_M_X64) || defined(_M_AMD64) || defined(_AMD64_)) */
# error "CPU type is unknown"
# endif /* !(defined(_M_X64) || defined(_M_AMD64) || defined(_AMD64_)) */
#elif defined(_WIN32) || defined(XP_OS2)
# ifdef __WATCOMC__
# define HAVE_VA_LIST_AS_ARRAY 1
# endif
# define IS_LITTLE_ENDIAN 1
# undef IS_BIG_ENDIAN
# define JS_BYTES_PER_DOUBLE 8
# define JS_BYTES_PER_WORD 4
# define JS_BITS_PER_WORD_LOG2 5
# define JS_ALIGN_OF_POINTER 4
#elif defined(__APPLE__)
# if __LITTLE_ENDIAN__
# define IS_LITTLE_ENDIAN 1
# undef IS_BIG_ENDIAN
# elif __BIG_ENDIAN__
# undef IS_LITTLE_ENDIAN
# define IS_BIG_ENDIAN 1
# endif
#elif defined(JS_HAVE_ENDIAN_H)
# include <endian.h>
# if defined(__BYTE_ORDER)
# if __BYTE_ORDER == __LITTLE_ENDIAN
# define IS_LITTLE_ENDIAN 1
# undef IS_BIG_ENDIAN
# elif __BYTE_ORDER == __BIG_ENDIAN
# undef IS_LITTLE_ENDIAN
# define IS_BIG_ENDIAN 1
# endif
# else /* !defined(__BYTE_ORDER) */
# error "endian.h does not define __BYTE_ORDER. Cannot determine endianness."
# endif
/* BSDs */
#elif defined(JS_HAVE_MACHINE_ENDIAN_H)
# include <sys/types.h>
# include <machine/endian.h>
# if defined(_BYTE_ORDER)
# if _BYTE_ORDER == _LITTLE_ENDIAN
# define IS_LITTLE_ENDIAN 1
# undef IS_BIG_ENDIAN
# elif _BYTE_ORDER == _BIG_ENDIAN
# undef IS_LITTLE_ENDIAN
# define IS_BIG_ENDIAN 1
# endif
# else /* !defined(_BYTE_ORDER) */
# error "machine/endian.h does not define _BYTE_ORDER. Cannot determine endianness."
# endif
#elif defined(JS_HAVE_SYS_ISA_DEFS_H)
# include <sys/isa_defs.h>
# if defined(_BIG_ENDIAN)
# undef IS_LITTLE_ENDIAN
# define IS_BIG_ENDIAN 1
# elif defined(_LITTLE_ENDIAN)
# define IS_LITTLE_ENDIAN 1
# undef IS_BIG_ENDIAN
# else /* !defined(_LITTLE_ENDIAN) */
# error "sys/isa_defs.h does not define _BIG_ENDIAN or _LITTLE_ENDIAN. Cannot determine endianness."
# endif
# if !defined(JS_STACK_GROWTH_DIRECTION)
# if defined(_STACK_GROWS_UPWARD)
# define JS_STACK_GROWTH_DIRECTION (1)
# elif defined(_STACK_GROWS_DOWNWARD)
# define JS_STACK_GROWTH_DIRECTION (-1)
# endif
# endif
#elif defined(__sparc) || defined(__sparc__) || \
defined(_POWER) || defined(__powerpc__) || \
defined(__ppc__) || defined(__hppa) || \
defined(_MIPSEB) || defined(_BIG_ENDIAN)
/* IA64 running HP-UX will have _BIG_ENDIAN defined.
* IA64 running Linux will have endian.h and be handled above.
*/
# undef IS_LITTLE_ENDIAN
# define IS_BIG_ENDIAN 1
#else /* !defined(__sparc) && !defined(__sparc__) && ... */
# error "Cannot determine endianness of your platform. Please add support to jscpucfg.h."
#endif
#ifndef JS_STACK_GROWTH_DIRECTION
# ifdef __hppa
# define JS_STACK_GROWTH_DIRECTION (1)
# else
# define JS_STACK_GROWTH_DIRECTION (-1)
# endif
#endif
#endif /* js_cpucfg___ */