re PR debug/66691 (ICE on valid code at -O3 with -g enabled in simplify_subreg, at...

[gcc.git] / gcc / gencodes.c

diff --git a/gcc/gencodes.c b/gcc/gencodes.c
index bb2865a4f65a66a921b8e0ec41bcccc80c7d2337..081b1cd93543c821ccf4e42da328c6951ee33eca 100644 (file)
--- a/gcc/gencodes.c
+++ b/gcc/gencodes.c
@@ -1,14 +1,13 @@
 /* Generate from machine description:
    - some macros CODE_FOR_... giving the insn_code_number value
    for each of the defined standard insn names.
-   Copyright (C) 1987, 1991, 1995, 1998,
-   1999, 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 1987-2015 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) any later
+Software Foundation; either version 3, or (at your option) any later
 version.
 
 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
@@ -17,9 +16,8 @@ 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/>.  */
 
 
 #include "bconfig.h"
@@ -52,6 +50,7 @@ int
 main (int argc, char **argv)
 {
   rtx desc;
+  int last = 1;
 
   progname = "gencodes";
 
@@ -59,7 +58,7 @@ main (int argc, char **argv)
      direct references to CODE_FOR_xxx in C code.  */
   insn_elision = 0;
 
-  if (init_md_reader_args (argc, argv) != SUCCESS_EXIT_CODE)
+  if (!init_rtx_reader_args (argc, argv))
     return (FATAL_EXIT_CODE);
 
   puts ("\
@@ -69,7 +68,8 @@ main (int argc, char **argv)
 #ifndef GCC_INSN_CODES_H\n\
 #define GCC_INSN_CODES_H\n\
 \n\
-enum insn_code {");
+enum insn_code {\n\
+  CODE_FOR_nothing = 0,\n");
 
   /* Read the machine description.  */
 
@@ -83,24 +83,19 @@ enum insn_code {");
        break;
 
       if (GET_CODE (desc) == DEFINE_INSN || GET_CODE (desc) == DEFINE_EXPAND)
-       gen_insn (desc, insn_code_number);
+       {
+         gen_insn (desc, insn_code_number);
+         last = insn_code_number + 1;
+       }
     }
 
-  puts ("  CODE_FOR_nothing\n\
+  printf ("  LAST_INSN_CODE = %d\n\
 };\n\
 \n\
-#endif /* GCC_INSN_CODES_H */");
+#endif /* GCC_INSN_CODES_H */\n", last);
 
   if (ferror (stdout) || fflush (stdout) || fclose (stdout))
     return FATAL_EXIT_CODE;
 
   return SUCCESS_EXIT_CODE;
 }
-
-/* Define this so we can link with print-rtl.o to get debug_rtx function.  */
-
-const char *
-get_insn_name (int code ATTRIBUTE_UNUSED)
-{
-  return NULL;
-}