gcc/gencheck.c

   1 /* Generate check macros for tree codes.
   2    Copyright (C) 1998, 1999, 2000, 2002, 2003, 2004
   3    Free Software Foundation, Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify it under
   8 the terms of the GNU General Public License as published by the Free
   9 Software Foundation; either version 2, or (at your option) any later
  10 version.
  11
  12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15 for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING.  If not, write to the Free
  19 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
  20 02110-1301, USA.  */
  21
  22 #include "bconfig.h"
  23 #include "system.h"
  24 #include "coretypes.h"
  25 #include "tm.h"
  26
  27 #define DEFTREECODE(SYM, NAME, TYPE, LEN) #SYM,
  28
  29 static const char *const tree_codes[] = {
  30 #include "tree.def"
  31 #include "c-common.def"
  32 #include "gencheck.h"
  33 (char*) 0
  34 };
  35
  36 static void usage (void);
  37
  38 static void
  39 usage (void)
  40 {
  41   fputs ("Usage: gencheck\n", stderr);
  42 }
  43
  44 int
  45 main (int argc, char ** ARG_UNUSED (argv))
  46 {
  47   int i, j;
  48
  49   switch (argc)
  50     {
  51     case 1:
  52       break;
  53
  54     default:
  55       usage ();
  56       return (1);
  57     }
  58
  59   puts ("/* This file is generated using gencheck. Do not edit. */\n");
  60   puts ("#ifndef GCC_TREE_CHECK_H");
  61   puts ("#define GCC_TREE_CHECK_H\n");
  62
  63   /* Print macros for checks based on each of the tree code names.  However,
  64      since we include the tree nodes from all languages, we must check
  65      for duplicate names to avoid defining the same macro twice.  */
  66   for (i = 0; tree_codes[i]; i++)
  67     {
  68       for (j = 0; j < i; j++)
  69         if (strcmp (tree_codes[i], tree_codes[j]) == 0)
  70           break;
  71
  72       if (i == j)
  73         printf ("#define %s_CHECK(t)\tTREE_CHECK (t, %s)\n",
  74                 tree_codes[i], tree_codes[i]);
  75     }
  76
  77   puts ("\n#endif /* GCC_TREE_CHECK_H */");
  78   return 0;
  79 }