1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/js/src/jscpucfg.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,112 @@
1.4 +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
1.5 + * vim: set ts=8 sts=4 et sw=4 tw=99:
1.6 + * This Source Code Form is subject to the terms of the Mozilla Public
1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.8 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.9 +
1.10 +#ifndef jscpucfg_h
1.11 +#define jscpucfg_h
1.12 +
1.13 +#define JS_HAVE_LONG_LONG
1.14 +
1.15 +#if defined(_WIN64)
1.16 +
1.17 +# if defined(_M_X64) || defined(_M_AMD64) || defined(_AMD64_)
1.18 +# define IS_LITTLE_ENDIAN 1
1.19 +# undef IS_BIG_ENDIAN
1.20 +# else /* !(defined(_M_X64) || defined(_M_AMD64) || defined(_AMD64_)) */
1.21 +# error "CPU type is unknown"
1.22 +# endif /* !(defined(_M_X64) || defined(_M_AMD64) || defined(_AMD64_)) */
1.23 +
1.24 +#elif defined(_WIN32)
1.25 +
1.26 +# ifdef __WATCOMC__
1.27 +# define HAVE_VA_LIST_AS_ARRAY 1
1.28 +# endif
1.29 +
1.30 +# define IS_LITTLE_ENDIAN 1
1.31 +# undef IS_BIG_ENDIAN
1.32 +
1.33 +#elif defined(__APPLE__) || defined(__powerpc__) || defined(__ppc__)
1.34 +# if __LITTLE_ENDIAN__
1.35 +# define IS_LITTLE_ENDIAN 1
1.36 +# undef IS_BIG_ENDIAN
1.37 +# elif __BIG_ENDIAN__
1.38 +# undef IS_LITTLE_ENDIAN
1.39 +# define IS_BIG_ENDIAN 1
1.40 +# endif
1.41 +
1.42 +#elif defined(JS_HAVE_ENDIAN_H)
1.43 +# include <endian.h>
1.44 +
1.45 +# if defined(__BYTE_ORDER)
1.46 +# if __BYTE_ORDER == __LITTLE_ENDIAN
1.47 +# define IS_LITTLE_ENDIAN 1
1.48 +# undef IS_BIG_ENDIAN
1.49 +# elif __BYTE_ORDER == __BIG_ENDIAN
1.50 +# undef IS_LITTLE_ENDIAN
1.51 +# define IS_BIG_ENDIAN 1
1.52 +# endif
1.53 +# else /* !defined(__BYTE_ORDER) */
1.54 +# error "endian.h does not define __BYTE_ORDER. Cannot determine endianness."
1.55 +# endif
1.56 +
1.57 +/* BSDs */
1.58 +#elif defined(JS_HAVE_MACHINE_ENDIAN_H)
1.59 +# include <sys/types.h>
1.60 +# include <machine/endian.h>
1.61 +
1.62 +# if defined(_BYTE_ORDER)
1.63 +# if _BYTE_ORDER == _LITTLE_ENDIAN
1.64 +# define IS_LITTLE_ENDIAN 1
1.65 +# undef IS_BIG_ENDIAN
1.66 +# elif _BYTE_ORDER == _BIG_ENDIAN
1.67 +# undef IS_LITTLE_ENDIAN
1.68 +# define IS_BIG_ENDIAN 1
1.69 +# endif
1.70 +# else /* !defined(_BYTE_ORDER) */
1.71 +# error "machine/endian.h does not define _BYTE_ORDER. Cannot determine endianness."
1.72 +# endif
1.73 +
1.74 +#elif defined(JS_HAVE_SYS_ISA_DEFS_H)
1.75 +# include <sys/isa_defs.h>
1.76 +
1.77 +# if defined(_BIG_ENDIAN)
1.78 +# undef IS_LITTLE_ENDIAN
1.79 +# define IS_BIG_ENDIAN 1
1.80 +# elif defined(_LITTLE_ENDIAN)
1.81 +# define IS_LITTLE_ENDIAN 1
1.82 +# undef IS_BIG_ENDIAN
1.83 +# else /* !defined(_LITTLE_ENDIAN) */
1.84 +# error "sys/isa_defs.h does not define _BIG_ENDIAN or _LITTLE_ENDIAN. Cannot determine endianness."
1.85 +# endif
1.86 +# if !defined(JS_STACK_GROWTH_DIRECTION)
1.87 +# if defined(_STACK_GROWS_UPWARD)
1.88 +# define JS_STACK_GROWTH_DIRECTION (1)
1.89 +# elif defined(_STACK_GROWS_DOWNWARD)
1.90 +# define JS_STACK_GROWTH_DIRECTION (-1)
1.91 +# endif
1.92 +# endif
1.93 +
1.94 +#elif defined(__sparc) || defined(__sparc__) || \
1.95 + defined(_POWER) || defined(__hppa) || \
1.96 + defined(_MIPSEB) || defined(_BIG_ENDIAN)
1.97 +/* IA64 running HP-UX will have _BIG_ENDIAN defined.
1.98 + * IA64 running Linux will have endian.h and be handled above.
1.99 + */
1.100 +# undef IS_LITTLE_ENDIAN
1.101 +# define IS_BIG_ENDIAN 1
1.102 +
1.103 +#else /* !defined(__sparc) && !defined(__sparc__) && ... */
1.104 +# error "Cannot determine endianness of your platform. Please add support to jscpucfg.h."
1.105 +#endif
1.106 +
1.107 +#ifndef JS_STACK_GROWTH_DIRECTION
1.108 +# ifdef __hppa
1.109 +# define JS_STACK_GROWTH_DIRECTION (1)
1.110 +# else
1.111 +# define JS_STACK_GROWTH_DIRECTION (-1)
1.112 +# endif
1.113 +#endif
1.114 +
1.115 +#endif /* jscpucfg_h */
