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Annotation of uae/src/include/scg/btorder.h, revision 1.1.1.1

1.1       root        1: /* @(#)btorder.h       1.8 98/12/14 Copyright 1996 J. Schilling */
                      2: /*
                      3:  *     Definitions for Bitordering
                      4:  *
                      5:  *     Copyright (c) 1996 J. Schilling
                      6:  */
                      7: /*
                      8:  * This program is free software; you can redistribute it and/or modify
                      9:  * it under the terms of the GNU General Public License as published by
                     10:  * the Free Software Foundation; either version 2, or (at your option)
                     11:  * any later version.
                     12:  *
                     13:  * This program is distributed in the hope that it will be useful,
                     14:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     16:  * GNU General Public License for more details.
                     17:  *
                     18:  * You should have received a copy of the GNU General Public License
                     19:  * along with this program; see the file COPYING.  If not, write to
                     20:  * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
                     21:  */
                     22: 
                     23: 
                     24: #ifndef        _BTORDER_H
                     25: #define        _BTORDER_H
                     26: 
                     27: #include <sys/types.h>                 /* try to load isa_defs.h on Solaris */
                     28: 
                     29: 
                     30: #if    defined(_BIT_FIELDS_LTOH) || defined(_BIT_FIELDS_HTOL)
                     31: /*
                     32:  * Bitorder is known.
                     33:  */
                     34: #else
                     35: /*
                     36:  * Bitorder not known.
                     37:  */
                     38: #      if defined(sun3) || defined(mc68000) || \
                     39:           defined(sun4) || defined(__sparc) || defined(sparc) || \
                     40:           defined(__hppa) || defined(_ARCH_PPC) || defined(_IBMR2)
                     41: #              define _BIT_FIELDS_HTOL
                     42: #      endif
                     43: 
                     44: #      if defined(__sgi) && defined(__mips)
                     45: #              define _BIT_FIELDS_HTOL
                     46: #      endif
                     47: 
                     48: #      if defined(__i386) || defined(i386) || \
                     49:           defined(__alpha) || defined(alpha) || \
                     50:           defined(__arm) || defined(arm)
                     51: #              define _BIT_FIELDS_LTOH
                     52: #      endif
                     53: 
                     54: #      if defined(__ppc__) || defined(ppc) || defined(__ppc) || \
                     55:           defined(__PPC) || defined(powerpc)
                     56: 
                     57: #              if      defined(__BIG_ENDIAN__)
                     58: #                      define _BIT_FIELDS_HTOL
                     59: #              else
                     60: #                      define _BIT_FIELDS_LTOH
                     61: #              endif
                     62: #      endif
                     63: #endif
                     64: 
                     65: #endif /* _BTORDER_H */

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