gas/hex-value.c

   1 /* hex_value.c - char=>radix-value -
   2    Copyright (C) 1987, 1990, 1991 Free Software Foundation, Inc.
   3
   4 This file is part of GAS, the GNU Assembler.
   5
   6 GAS is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GAS is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GAS; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20 /* static const char rcsid[] = "$Id$"; */
  21
  22 /*
  23  * Export: Hex_value[]. Converts digits to their radix-values.
  24  *      As distributed assumes 8 bits per char (256 entries) and ASCII.
  25  */
  26
  27 #define __ (42)                 /* blatently illegal digit value */
  28                                 /* exceeds any normal radix */
  29 #if !defined(__STDC__) && !defined(const)
  30 #define const /* empty */
  31 #endif
  32 const char
  33 hex_value [256] = {             /* for fast ASCII -> binary */
  34   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  35   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  36   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  37    0,  1,  2,  3,  4,  5,  6,  7,  8,  9, __, __, __, __, __, __,
  38   __, 10, 11, 12, 13, 14, 15, __, __, __, __, __, __, __, __, __,
  39   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  40   __, 10, 11, 12, 13, 14, 15, __, __, __, __, __, __, __, __, __,
  41   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  42   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  43   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  44   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  45   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  46   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  47   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  48   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  49   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __
  50   };
  51
  52 #ifdef VMS
  53 dummy2()
  54 {
  55 }
  56 #endif
  57 /* end:hex_value.c */