MercurialSymaptic / file revision
summary | shortlog | changelog | graph | tags | bookmarks | branches | files | changeset | file | latest | revisions | annotate | diff | raw | help
os/ossrv/genericopenlibs/cstdlib/LINCMACH/IEEEFP.H
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution. 
     1 /*

     2 * Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 

    19 

    20 /**

    21  @file

    22  @publishedAll

    23  @released

    24 */

    25 

    26 #ifndef __IEEE_BIG_ENDIAN

    27 #ifndef __IEEE_LITTLE_ENDIAN

    28 

    29 /**

    30 EPOC safety net - Check various EPOC defines to ensure that

    31 we get an appropriate endianness choice

    32 */

    33 #if (defined(__WINS__) || defined(__MX86__) || defined(__X86GCC__)) && !defined(__i386__)

    34 #define __i386__

    35 #elif defined(__MARM__) && !defined(__arm__)

    36 #define __arm__

    37 #endif

    38 

    39 #ifdef __arm__

    40 	#ifdef __EABI__

    41 	/**

    42 	EABI supports the VFP specification, where the ordering of the words

    43 	matches the endianness.

    44 	*/

    45 	#define __IEEE_LITTLE_ENDIAN

    46 #else

    47 	/** 

    48 	Pre-VFP, ARM used the big endian ordering of the words, regardless of

    49 	the endianess. 

    50 	*/

    51 	#define __IEEE_BIG_ENDIAN

    52 	#endif

    53 #endif

    54 

    55 #ifdef __hppa__

    56 

    57 #define __IEEE_BIG_ENDIAN

    58 #endif

    59 

    60 #ifdef __sparc__

    61 

    62 #define __IEEE_BIG_ENDIAN

    63 #endif

    64 

    65 #if defined(__m68k__) || defined(__mc68000__)

    66 

    67 #define __IEEE_BIG_ENDIAN

    68 #endif

    69 

    70 #if defined (__H8300__) || defined (__H8300H__)

    71 

    72 #define __IEEE_BIG_ENDIAN

    73 #define __SMALL_BITFIELDS

    74 #define _DOUBLE_IS_32BITS

    75 #endif

    76 

    77 #ifdef __H8500__

    78 

    79 #define __IEEE_BIG_ENDIAN

    80 #define __SMALL_BITFIELDS

    81 #define _DOUBLE_IS_32BITS

    82 #endif

    83 

    84 #ifdef __sh__

    85 #ifdef __LITTLE_ENDIAN__

    86 

    87 #define __IEEE_LITTLE_ENDIAN

    88 #else

    89 #define __IEEE_BIG_ENDIAN

    90 #endif

    91 #ifdef __SH3E__

    92 

    93 #define _DOUBLE_IS_32BITS

    94 #endif

    95 #endif

    96 

    97 #ifdef _AM29K

    98 

    99 #define __IEEE_BIG_ENDIAN

   100 #endif

   101 

   102 /* Added "&& !defined(__arm__)" to avoid the duplicate definition of the

   103    __ieee_[float|double]_shape_type structures in stdlib\LINC\IEEEFP.h 

   104    conditionally compiled using the __IEEE_LITTLE_ENDIAN && __IEEE_BIG_ENDIAN 

   105    in GCCXML builds. This is a work around as we can't get gccxml to stop 

   106    defining __i386__ as it's defined in the "<built-in>" header file of the 

   107    compiler.

   108 */

   109 #if defined(__i386__) && !defined(__arm__)

   110 

   111 #define __IEEE_LITTLE_ENDIAN

   112 #endif

   113 

   114 #ifdef __i960__

   115 

   116 #define __IEEE_LITTLE_ENDIAN

   117 #endif

   118 

   119 #ifdef __MIPSEL__

   120 

   121 #define __IEEE_LITTLE_ENDIAN

   122 #endif

   123 #ifdef __MIPSEB__

   124 

   125 #define __IEEE_BIG_ENDIAN

   126 #endif

   127 

   128 /**

   129 necv70 was __IEEE_LITTLE_ENDIAN. 

   130 */

   131 

   132 #ifdef __W65__

   133 

   134 #define __IEEE_LITTLE_ENDIAN

   135 #define __SMALL_BITFIELDS

   136 #define _DOUBLE_IS_32BITS

   137 #endif

   138 

   139 #if defined(__Z8001__) || defined(__Z8002__)

   140 

   141 #define __IEEE_BIG_ENDIAN

   142 #endif

   143 

   144 #ifdef __m88k__

   145 

   146 #define __IEEE_BIG_ENDIAN

   147 #endif

   148 

   149 #ifdef __v800

   150 

   151 #define __IEEE_LITTLE_ENDIAN

   152 #endif

   153 

   154 #ifdef __PPC__

   155 #ifdef _BIG_ENDIAN

   156 

   157 #define __IEEE_BIG_ENDIAN

   158 #else

   159 

   160 #define __IEEE_LITTLE_ENDIAN

   161 #endif

   162 #endif

   163 

   164 #ifdef __mcore__

   165 

   166 #define __IEEE_LITTLE_ENDIAN	/* always little-endian M*Core for EPOC */

   167 #endif

   168 

   169 #ifndef __IEEE_BIG_ENDIAN

   170 #ifndef __IEEE_LITTLE_ENDIAN

   171 #error Endianess not declared!!

   172 #endif /* not __IEEE_LITTLE_ENDIAN */

   173 #endif /* not __IEEE_BIG_ENDIAN */

   174 

   175 #endif /* not __IEEE_LITTLE_ENDIAN */

   176 #endif /* not __IEEE_BIG_ENDIAN */

   177
Symaptic