/* Generate from machine description:
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/* Generate from machine description:
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a series of #define statements, one for each constant named in
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a series of #define statements, one for each constant named in
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a (define_constants ...) pattern.
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a (define_constants ...) pattern.
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Copyright (C) 1987, 1991, 1995, 1998, 1999, 2000, 2001, 2003, 2004,
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Copyright (C) 1987, 1991, 1995, 1998, 1999, 2000, 2001, 2003, 2004,
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2007, 2010 Free Software Foundation, Inc.
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2007, 2010 Free Software Foundation, Inc.
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This file is part of GCC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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GCC 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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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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any later version.
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GCC is distributed in the hope that it will be useful,
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GCC 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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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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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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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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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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/* This program does not use gensupport.c because it does not need to
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/* This program does not use gensupport.c because it does not need to
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look at insn patterns, only (define_constants), and we want to
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look at insn patterns, only (define_constants), and we want to
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minimize dependencies. */
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minimize dependencies. */
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#include "bconfig.h"
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#include "bconfig.h"
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#include "system.h"
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#include "system.h"
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#include "coretypes.h"
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#include "coretypes.h"
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#include "errors.h"
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#include "errors.h"
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#include "read-md.h"
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#include "read-md.h"
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/* Called via traverse_md_constants; emit a #define for
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/* Called via traverse_md_constants; emit a #define for
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the current constant definition. */
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the current constant definition. */
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static int
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static int
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print_md_constant (void **slot, void *info ATTRIBUTE_UNUSED)
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print_md_constant (void **slot, void *info ATTRIBUTE_UNUSED)
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{
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{
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struct md_constant *def = (struct md_constant *) *slot;
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struct md_constant *def = (struct md_constant *) *slot;
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if (!def->parent_enum)
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if (!def->parent_enum)
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printf ("#define %s %s\n", def->name, def->value);
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printf ("#define %s %s\n", def->name, def->value);
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return 1;
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return 1;
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}
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}
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/* Called via traverse_enums. Emit an enum definition for
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/* Called via traverse_enums. Emit an enum definition for
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enum_type *SLOT. */
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enum_type *SLOT. */
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static int
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static int
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print_enum_type (void **slot, void *info ATTRIBUTE_UNUSED)
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print_enum_type (void **slot, void *info ATTRIBUTE_UNUSED)
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{
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{
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struct enum_type *def;
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struct enum_type *def;
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struct enum_value *value;
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struct enum_value *value;
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char *value_name;
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char *value_name;
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def = (struct enum_type *) *slot;
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def = (struct enum_type *) *slot;
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printf ("\nenum %s {", def->name);
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printf ("\nenum %s {", def->name);
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for (value = def->values; value; value = value->next)
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for (value = def->values; value; value = value->next)
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{
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{
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printf ("\n %s = %s", value->def->name, value->def->value);
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printf ("\n %s = %s", value->def->name, value->def->value);
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if (value->next)
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if (value->next)
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putc (',', stdout);
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putc (',', stdout);
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}
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}
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printf ("\n};\n");
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printf ("\n};\n");
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/* Define NUM_<enum>_VALUES to be the largest enum value + 1. */
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/* Define NUM_<enum>_VALUES to be the largest enum value + 1. */
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value_name = ACONCAT (("num_", def->name, "_values", NULL));
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value_name = ACONCAT (("num_", def->name, "_values", NULL));
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upcase_string (value_name);
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upcase_string (value_name);
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printf ("#define %s %d\n", value_name, def->num_values);
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printf ("#define %s %d\n", value_name, def->num_values);
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/* Declare the array that is generated by genenum. */
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/* Declare the array that is generated by genenum. */
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printf ("extern const char *const %s_strings[];\n", def->name);
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printf ("extern const char *const %s_strings[];\n", def->name);
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return 1;
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return 1;
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}
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}
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int
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int
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main (int argc, char **argv)
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main (int argc, char **argv)
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{
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{
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progname = "genconstants";
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progname = "genconstants";
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if (!read_md_files (argc, argv, NULL, NULL))
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if (!read_md_files (argc, argv, NULL, NULL))
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return (FATAL_EXIT_CODE);
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return (FATAL_EXIT_CODE);
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/* Initializing the MD reader has the side effect of loading up
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/* Initializing the MD reader has the side effect of loading up
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the constants table that we wish to scan. */
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the constants table that we wish to scan. */
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puts ("/* Generated automatically by the program `genconstants'");
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puts ("/* Generated automatically by the program `genconstants'");
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puts (" from the machine description file `md'. */\n");
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puts (" from the machine description file `md'. */\n");
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puts ("#ifndef GCC_INSN_CONSTANTS_H");
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puts ("#ifndef GCC_INSN_CONSTANTS_H");
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puts ("#define GCC_INSN_CONSTANTS_H\n");
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puts ("#define GCC_INSN_CONSTANTS_H\n");
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traverse_md_constants (print_md_constant, 0);
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traverse_md_constants (print_md_constant, 0);
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traverse_enum_types (print_enum_type, 0);
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traverse_enum_types (print_enum_type, 0);
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puts ("\n#endif /* GCC_INSN_CONSTANTS_H */");
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puts ("\n#endif /* GCC_INSN_CONSTANTS_H */");
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if (ferror (stdout) || fflush (stdout) || fclose (stdout))
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if (ferror (stdout) || fflush (stdout) || fclose (stdout))
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return FATAL_EXIT_CODE;
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return FATAL_EXIT_CODE;
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return SUCCESS_EXIT_CODE;
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return SUCCESS_EXIT_CODE;
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}
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}
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