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 "hconfig.h"
  25 #include "system.h"
  26
  27 #define NO_GENRTL_H
  28 #include "rtl.h"
  29
  30 static void output_predicate_decls PARAMS ((void));
  31 extern int main PARAMS ((void));
  32
  33 static void
  34 output_predicate_decls ()
  35 {
  36 #ifdef PREDICATE_CODES
  37   static const struct {
  38     const char *const name;
  39     const RTX_CODE codes[NUM_RTX_CODE];
  40   } predicate[] = {
  41     PREDICATE_CODES
  42   };
  43   size_t i;
  44
  45   puts ("#ifdef RTX_CODE\n");
  46   for (i = 0; i < sizeof predicate / sizeof *predicate; i++)
  47     printf ("extern int %s PARAMS ((rtx, enum machine_mode));\n",
  48             predicate[i].name);
  49   puts ("\n#endif /* RTX_CODE */\n");
  50 #endif
  51 }
  52
  53 int
  54 main ()
  55 {
  56   puts ("/* Generated automatically by the program `genpreds'.  */\n");
  57   puts ("#ifndef GCC_TM_PREDS_H");
  58   puts ("#define GCC_TM_PREDS_H\n");
  59
  60   output_predicate_decls ();
  61
  62   puts ("#endif /* GCC_TM_PREDS_H */");
  63
  64   if (ferror (stdout) || fflush (stdout) || fclose (stdout))
  65     return FATAL_EXIT_CODE;
  66
  67   return SUCCESS_EXIT_CODE;
  68 }