Clarify copyright license agreement.

[pf3gnuchains/gcc-fork.git] / gcc / genconstants.c

diff --git a/gcc/genconstants.c b/gcc/genconstants.c
index 9043cae..20b19bf 100644 (file)
--- a/gcc/genconstants.c
+++ b/gcc/genconstants.c
@@ -2,14 +2,14 @@
    a series of #define statements, one for each constant named in
    a (define_constants ...) pattern.
 
-   Copyright (C) 1987, 1991, 1995, 1998,
-   1999, 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 1987, 1991, 1995, 1998, 1999, 2000, 2001, 2003, 2004,
+   2007  Free Software Foundation, Inc.
 
 This file is part of GCC.
 
 GCC is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
 any later version.
 
 GCC is distributed in the hope that it will be useful,
@@ -18,66 +18,81 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING.  If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  */
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
 
 /* This program does not use gensupport.c because it does not need to
    look at insn patterns, only (define_constants), and we want to
    minimize dependencies.  */
 
-#include "hconfig.h"
+#include "bconfig.h"
 #include "system.h"
-#include "rtl.h"
+#include "coretypes.h"
 #include "errors.h"
-#include "gensupport.h"
-
-static int print_md_constant PARAMS ((void **, void *));
-extern int main PARAMS ((int, char **));
+#include "read-md.h"
 
 /* Called via traverse_md_constants; emit a #define for
    the current constant definition.  */
 
 static int
-print_md_constant (slot, info)
-     void **slot;
-     void *info;
+print_md_constant (void **slot, void *info ATTRIBUTE_UNUSED)
 {
-  struct md_constant *def = *slot;
-  FILE *file = info;
+  struct md_constant *def = (struct md_constant *) *slot;
 
-  fprintf (file, "#define %s %s\n", def->name, def->value);
+  if (!def->parent_enum)
+    printf ("#define %s %s\n", def->name, def->value);
   return 1;
 }
 
-int
-main (argc, argv)
-     int argc;
-     char **argv;
+/* Called via traverse_enums.  Emit an enum definition for
+   enum_type *SLOT.  */
+
+static int
+print_enum_type (void **slot, void *info ATTRIBUTE_UNUSED)
 {
-  int dummy1, dummy2;
-  rtx desc;
+  struct enum_type *def;
+  struct enum_value *value;
+  char *value_name;
+
+  def = (struct enum_type *) *slot;
+  printf ("\nenum %s {", def->name);
+  for (value = def->values; value; value = value->next)
+    {
+      printf ("\n  %s = %s", value->def->name, value->def->value);
+      if (value->next)
+       putc (',', stdout);
+    }
+  printf ("\n};\n");
+
+  /* Define NUM_<enum>_VALUES to be the largest enum value + 1.  */
+  value_name = ACONCAT (("num_", def->name, "_values", NULL));
+  upcase_string (value_name);
+  printf ("#define %s %d\n", value_name, def->num_values);
+
+  /* Declare the array that is generated by genenum.  */
+  printf ("extern const char *const %s_strings[];\n", def->name);
 
-  progname = "genconstants";
+  return 1;
+}
 
-  if (argc <= 1)
-    fatal ("No input file name");
+int
+main (int argc, char **argv)
+{
+  progname = "genconstants";
 
-  if (init_md_reader (argv[1]) != SUCCESS_EXIT_CODE)
+  if (!read_md_files (argc, argv, NULL, NULL))
     return (FATAL_EXIT_CODE);
 
-  /* Scan and discard the entire file.  This has the side effect
-     of loading up the constants table that we wish to scan.  */
-  do
-    desc = read_md_rtx (&dummy1, &dummy2);
-  while (desc);
+  /* Initializing the MD reader has the side effect of loading up
+     the constants table that we wish to scan.  */
 
   puts ("/* Generated automatically by the program `genconstants'");
   puts ("   from the machine description file `md'.  */\n");
   puts ("#ifndef GCC_INSN_CONSTANTS_H");
   puts ("#define GCC_INSN_CONSTANTS_H\n");
 
-  traverse_md_constants (print_md_constant, stdout);
+  traverse_md_constants (print_md_constant, 0);
+  traverse_enum_types (print_enum_type, 0);
 
   puts ("\n#endif /* GCC_INSN_CONSTANTS_H */");
 
@@ -86,4 +101,3 @@ main (argc, argv)
 
   return SUCCESS_EXIT_CODE;
 }
-