bcdaba58ff
* rtl.c (dump_and_abort): Remove.
(fatal_with_file_and_line): New.
(fatal_expected_char): New.
(read_rtx_lineno, read_rtx_filename): New.
(read_skip_spaces): Track line number.
(read_name): Use fatal_with_file_and_line.
(read_rtx): Use fatal_expected_char. Track line number.
* rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
* print-rtl.c (print_rtx): Don't special case LABEL_REF argument
if it isn't a CODE_LABEL.
* genattr.c (main): Set read_rtx_filename.
* genattrtab.c (main): Likewise.
* gencodes.c (main): Likewise.
* genconfig.c (main): Likewise.
* genemit.c (main): Likewise.
* genextract.c (main): Likewise.
* genflags.c (main): Likewise.
* genopinit.c (main): Likewise.
* genoutput.c (main): Likewise.
* genpeep.c (main): Likewise.
* genrecog.c (decision_test.u.insn): Add `lineno'.
(pattern_lineno, error_count): New variables.
(message_with_line): New.
(add_to_sequence): Break out checking code to ...
(validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
(merge_insn): Use message_with_line.
(make_insn_sequence): Use validate_pattern. Record insn lineno.
(main): Set read_rtx_filename, pattern_lineno. Exit early on error.
From-SVN: r29957
151 lines
3.4 KiB
C
151 lines
3.4 KiB
C
/* Generate from machine description:
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- some macros CODE_FOR_... giving the insn_code_number value
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for each of the defined standard insn names.
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Copyright (C) 1987, 1991, 1995, 1998, 1999 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "hconfig.h"
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#include "system.h"
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#include "rtl.h"
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#include "obstack.h"
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#include "errors.h"
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static struct obstack obstack;
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struct obstack *rtl_obstack = &obstack;
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#define obstack_chunk_alloc xmalloc
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#define obstack_chunk_free free
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static int insn_code_number;
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static void gen_insn PROTO((rtx));
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static void
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gen_insn (insn)
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rtx insn;
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{
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/* Don't mention instructions whose names are the null string
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or begin with '*'. They are in the machine description just
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to be recognized. */
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if (XSTR (insn, 0)[0] != 0 && XSTR (insn, 0)[0] != '*')
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printf (" CODE_FOR_%s = %d,\n", XSTR (insn, 0),
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insn_code_number);
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}
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PTR
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xmalloc (size)
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size_t size;
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{
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register PTR val = (PTR) malloc (size);
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if (val == 0)
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fatal ("virtual memory exhausted");
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return val;
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}
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PTR
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xrealloc (old, size)
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PTR old;
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size_t size;
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{
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register PTR ptr;
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if (old)
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ptr = (PTR) realloc (old, size);
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else
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ptr = (PTR) malloc (size);
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if (!ptr)
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fatal ("virtual memory exhausted");
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return ptr;
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}
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extern int main PROTO ((int, char **));
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int
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main (argc, argv)
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int argc;
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char **argv;
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{
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rtx desc;
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FILE *infile;
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register int c;
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progname = "gencodes";
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obstack_init (rtl_obstack);
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if (argc <= 1)
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fatal ("No input file name.");
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infile = fopen (argv[1], "r");
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if (infile == 0)
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{
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perror (argv[1]);
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return (FATAL_EXIT_CODE);
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}
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read_rtx_filename = argv[1];
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printf ("/* Generated automatically by the program `gencodes'\n\
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from the machine description file `md'. */\n\n");
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printf ("#ifndef MAX_INSN_CODE\n\n");
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/* Read the machine description. */
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insn_code_number = 0;
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printf ("enum insn_code {\n");
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while (1)
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{
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c = read_skip_spaces (infile);
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if (c == EOF)
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break;
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ungetc (c, infile);
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desc = read_rtx (infile);
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if (GET_CODE (desc) == DEFINE_INSN || GET_CODE (desc) == DEFINE_EXPAND)
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{
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gen_insn (desc);
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insn_code_number++;
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}
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if (GET_CODE (desc) == DEFINE_PEEPHOLE
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|| GET_CODE (desc) == DEFINE_PEEPHOLE2
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|| GET_CODE (desc) == DEFINE_SPLIT)
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{
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insn_code_number++;
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}
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}
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printf (" CODE_FOR_nothing };\n");
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printf ("\n#define MAX_INSN_CODE ((int) CODE_FOR_nothing)\n");
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printf ("#endif /* MAX_INSN_CODE */\n");
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fflush (stdout);
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return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
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}
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/* Define this so we can link with print-rtl.o to get debug_rtx function. */
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const char *
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get_insn_name (code)
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int code ATTRIBUTE_UNUSED;
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{
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return NULL;
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}
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