gcc/genpreds.c

   1 /* Generate from machine description:
   2    - some macros CODE_FOR_... giving the insn_code_number value
   3    for each of the defined standard insn names.
   4    Copyright (C) 1987, 1991, 1995, 1998,
   5    1999, 2000, 2001 Free Software Foundation, Inc.
   6
   7 This file is part of GCC.
   8
   9 GCC is free software; you can redistribute it and/or modify
  10 it under the terms of the GNU General Public License as published by
  11 the Free Software Foundation; either version 2, or (at your option)
  12 any later version.
  13
  14 GCC is distributed in the hope that it will be useful,
  15 but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 GNU General Public License for more details.
  18
  19 You should have received a copy of the GNU General Public License
  20 along with GCC; see the file COPYING.  If not, write to
  21 the Free Software Foundation, 59 Temple Place - Suite 330,
  22 Boston, MA 02111-1307, USA.  */
  23
  24 #include "bconfig.h"
  25 #include "system.h"
  26 #include "coretypes.h"
  27 #include "tm.h"
  28
  29 #define NO_GENRTL_H
  30 #include "rtl.h"
  31
  32 static void output_predicate_decls PARAMS ((void));
  33 extern int main PARAMS ((void));
  34
  35 static void
  36 output_predicate_decls ()
  37 {
  38 #ifdef PREDICATE_CODES
  39   static const struct {
  40     const char *const name;
  41     const RTX_CODE codes[NUM_RTX_CODE];
  42   } predicate[] = {
  43     PREDICATE_CODES
  44   };
  45   size_t i;
  46
  47   puts ("#ifdef RTX_CODE\n");
  48   for (i = 0; i < ARRAY_SIZE (predicate); i++)
  49     printf ("extern int %s PARAMS ((rtx, enum machine_mode));\n",
  50             predicate[i].name);
  51   puts ("\n#endif /* RTX_CODE */\n");
  52 #endif
  53 }
  54
  55 int
  56 main ()
  57 {
  58   puts ("/* Generated automatically by the program `genpreds'.  */\n");
  59   puts ("#ifndef GCC_TM_PREDS_H");
  60   puts ("#define GCC_TM_PREDS_H\n");
  61
  62   output_predicate_decls ();
  63
  64   puts ("#endif /* GCC_TM_PREDS_H */");
  65
  66   if (ferror (stdout) || fflush (stdout) || fclose (stdout))
  67     return FATAL_EXIT_CODE;
  68
  69   return SUCCESS_EXIT_CODE;
  70 }