gcc/genenums.c

   1 /* Generate from machine description the strings for each enum.
   2    Copyright (C) 2010-2020 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC 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 3, or (at your option)
   9 any later version.
  10
  11 GCC 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 GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 #include "bconfig.h"
  21 #include "system.h"
  22 #include "coretypes.h"
  23 #include "errors.h"
  24 #include "statistics.h"
  25 #include "vec.h"
  26 #include "read-md.h"
  27
  28 /* Called via traverse_enum_types.  Emit an enum definition for
  29    enum_type *SLOT.  */
  30
  31 static int
  32 print_enum_type (void **slot, void *info ATTRIBUTE_UNUSED)
  33 {
  34   struct enum_type *def;
  35   struct enum_value *value;
  36
  37   def = (struct enum_type *) *slot;
  38   printf ("\nconst char *const %s_strings[] = {", def->name);
  39   for (value = def->values; value; value = value->next)
  40     {
  41       printf ("\n  \"%s\"", value->def->name);
  42       if (value->next)
  43         putc (',', stdout);
  44     }
  45   printf ("\n};\n");
  46   return 1;
  47 }
  48
  49 int
  50 main (int argc, const char **argv)
  51 {
  52   progname = "genenums";
  53
  54   noop_reader reader;
  55   if (!reader.read_md_files (argc, argv, NULL))
  56     return (FATAL_EXIT_CODE);
  57
  58   puts ("/* Generated automatically by the program `genenums'");
  59   puts ("   from the machine description file.  */\n");
  60   puts ("#include \"config.h\"\n");
  61   puts ("#include \"system.h\"\n");
  62   puts ("#include \"insn-constants.h\"\n");
  63
  64   reader.traverse_enum_types (print_enum_type, 0);
  65
  66   if (ferror (stdout) || fflush (stdout) || fclose (stdout))
  67     return FATAL_EXIT_CODE;
  68
  69   return SUCCESS_EXIT_CODE;
  70 }