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Diffstat (limited to 'contrib/gcc/gencodes.c')
| -rw-r--r-- | contrib/gcc/gencodes.c | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/contrib/gcc/gencodes.c b/contrib/gcc/gencodes.c deleted file mode 100644 index 2658216760e4..000000000000 --- a/contrib/gcc/gencodes.c +++ /dev/null @@ -1,178 +0,0 @@ -/* 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 Free Software Foundation, Inc. - -This file is part of GNU CC. - -GNU CC 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 version. - -GNU CC is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -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 GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - - -#include "hconfig.h" -#include "system.h" -#include "rtl.h" -#include "obstack.h" - -static struct obstack obstack; -struct obstack *rtl_obstack = &obstack; - -#define obstack_chunk_alloc xmalloc -#define obstack_chunk_free free - -void fatal PVPROTO ((const char *, ...)) - ATTRIBUTE_PRINTF_1 ATTRIBUTE_NORETURN; -void fancy_abort PROTO((void)) ATTRIBUTE_NORETURN; - -/* Define this so we can link with print-rtl.o to get debug_rtx function. */ -char **insn_name_ptr = 0; - -static int insn_code_number; - -static void gen_insn PROTO((rtx)); - -static void -gen_insn (insn) - rtx insn; -{ - /* Don't mention instructions whose names are the null string - or begin with '*'. They are in the machine description just - to be recognized. */ - if (XSTR (insn, 0)[0] != 0 && XSTR (insn, 0)[0] != '*') - printf (" CODE_FOR_%s = %d,\n", XSTR (insn, 0), - insn_code_number); -} - -PTR -xmalloc (size) - size_t size; -{ - register PTR val = (PTR) malloc (size); - - if (val == 0) - fatal ("virtual memory exhausted"); - return val; -} - -PTR -xrealloc (old, size) - PTR old; - size_t size; -{ - register PTR ptr; - if (old) - ptr = (PTR) realloc (old, size); - else - ptr = (PTR) malloc (size); - if (!ptr) - fatal ("virtual memory exhausted"); - return ptr; -} - -void -fatal VPROTO ((const char *format, ...)) -{ -#ifndef ANSI_PROTOTYPES - const char *format; -#endif - va_list ap; - - VA_START (ap, format); - -#ifndef ANSI_PROTOTYPES - format = va_arg (ap, const char *); -#endif - - fprintf (stderr, "gencodes: "); - vfprintf (stderr, format, ap); - va_end (ap); - fprintf (stderr, "\n"); - exit (FATAL_EXIT_CODE); -} - -/* More 'friendly' abort that prints the line and file. - config.h can #define abort fancy_abort if you like that sort of thing. */ - -void -fancy_abort () -{ - fatal ("Internal gcc abort."); -} - -int -main (argc, argv) - int argc; - char **argv; -{ - rtx desc; - FILE *infile; - register int c; - - obstack_init (rtl_obstack); - - if (argc <= 1) - fatal ("No input file name."); - - infile = fopen (argv[1], "r"); - if (infile == 0) - { - perror (argv[1]); - exit (FATAL_EXIT_CODE); - } - - init_rtl (); - - printf ("/* Generated automatically by the program `gencodes'\n\ -from the machine description file `md'. */\n\n"); - - printf ("#ifndef MAX_INSN_CODE\n\n"); - - /* Read the machine description. */ - - insn_code_number = 0; - printf ("enum insn_code {\n"); - - while (1) - { - c = read_skip_spaces (infile); - if (c == EOF) - break; - ungetc (c, infile); - - desc = read_rtx (infile); - if (GET_CODE (desc) == DEFINE_INSN || GET_CODE (desc) == DEFINE_EXPAND) - { - gen_insn (desc); - insn_code_number++; - } - if (GET_CODE (desc) == DEFINE_PEEPHOLE - || GET_CODE (desc) == DEFINE_SPLIT) - { - insn_code_number++; - } - } - - printf (" CODE_FOR_nothing };\n"); - - printf ("\n#define MAX_INSN_CODE ((int) CODE_FOR_nothing)\n"); - - printf ("#endif /* MAX_INSN_CODE */\n"); - - fflush (stdout); - exit (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE); - /* NOTREACHED */ - return 0; -} |