cctools/as/hex-value.c

   1 /* hex_value.c - char=>radix-value -
   2    Copyright (C) 1987 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 1, 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 /*
  21  * Export: Hex_value[]. Converts digits to their radix-values.
  22  *      As distributed assumes 8 bits per char (256 entries) and ASCII.
  23  */
  24
  25 #define __ (42)                 /* blatently illegal digit value */
  26                                 /* exceeds any normal radix */
  27 char
  28 hex_value [256] = {             /* for fast ASCII -> binary */
  29   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  30   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  31   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  32    0,  1,  2,  3,  4,  5,  6,  7,  8,  9, __, __, __, __, __, __,
  33   __, 10, 11, 12, 13, 14, 15, __, __, __, __, __, __, __, __, __,
  34   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  35   __, 10, 11, 12, 13, 14, 15, __, __, __, __, __, __, __, __, __,
  36   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  37   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  38   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  39   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  40   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  41   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  42   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  43   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
  44   __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __
  45   };
  46
  47 /* end:hex_value.c */