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/* This file is part of the program psim.
Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
This program 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 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "misc.h"
#include "lf.h"
#include "table.h"
#include "filter.h"
#include "igen.h"
#include "ld-insn.h"
#include "ld-decode.h"
#include "gen.h"
#include "gen-itable.h"
#ifndef NULL
#define NULL 0
#endif
static void
itable_h_insn (lf *file,
insn_table *entry,
insn_entry *instruction,
void *data)
{
lf_print__line_ref (file, instruction->line);
lf_printf (file, " ");
print_function_name (file,
instruction->name,
instruction->format_name,
NULL,
NULL,
function_name_prefix_itable);
lf_printf (file, ",\n");
}
/* print the list of all the different options */
static void
itable_print_enum (lf *file,
filter *set,
char *name)
{
char *elem;
lf_printf (file, "typedef enum {\n");
lf_indent (file, +2);
for (elem = filter_next (set, "");
elem != NULL;
elem = filter_next (set, elem))
{
lf_printf (file, "%sitable_%s_%s,\n",
options.prefix.itable.name, name, elem);
if (strlen (options.prefix.itable.name) > 0)
{
lf_indent_suppress (file);
lf_printf (file, "#define itable_%s_%s %sitable_%s_%s\n",
name, elem, options.prefix.itable.name, name, elem);
}
}
lf_printf (file, "nr_%sitable_%ss,", options.prefix.itable.name, name);
lf_indent (file, -2);
lf_printf (file, "\n} %sitable_%ss;\n", options.prefix.itable.name, name);
if (strlen (options.prefix.itable.name) > 0)
{
lf_indent_suppress (file);
lf_printf (file, "#define itable_%ss %sitable_%ss\n",
name, options.prefix.itable.name, name);
lf_indent_suppress (file);
lf_printf (file, "#define nr_itable_%ss nr_%sitable_%ss\n",
name, options.prefix.itable.name, name);
}
lf_printf (file, "\n");
}
extern void
gen_itable_h (lf *file,
insn_table *isa)
{
/* output an enumerated type for each instruction */
lf_printf (file, "typedef enum {\n");
insn_table_traverse_insn (file, isa, itable_h_insn, NULL);
lf_printf (file, " nr_%sitable_entries,\n", options.prefix.itable.name);
lf_printf (file, "} %sitable_index;\n", options.prefix.itable.name);
lf_printf (file, "\n");
/* output an enumeration type for each flag */
itable_print_enum (file, isa->flags, "flag");
/* output an enumeration of all the possible options */
itable_print_enum (file, isa->options, "option");
/* output an enumeration of all the processor models */
itable_print_enum (file, isa->model->processors, "processor");
/* output the table that contains the actual instruction info */
lf_printf (file, "typedef struct _%sitable_instruction_info {\n",
options.prefix.itable.name);
lf_printf (file, " %sitable_index nr;\n", options.prefix.itable.name);
lf_printf (file, " char *format;\n");
lf_printf (file, " char *form;\n");
lf_printf (file, " char *flags;\n");
lf_printf (file, " char flag[nr_%sitable_flags];\n",
options.prefix.itable.name);
lf_printf (file, " char *options;\n");
lf_printf (file, " char option[nr_%sitable_options];\n",
options.prefix.itable.name);
lf_printf (file, " char *processors;\n");
lf_printf (file, " char processor[nr_%sitable_processors];\n",
options.prefix.itable.name);
lf_printf (file, " char *name;\n");
lf_printf (file, " char *file;\n");
lf_printf (file, " int line_nr;\n");
lf_printf (file, "} %sitable_info;\n", options.prefix.itable.name);
lf_printf (file, "\n");
lf_printf (file, "extern %sitable_info %sitable[nr_%sitable_entries];\n",
options.prefix.itable.name, options.prefix.itable.name,
options.prefix.itable.name);
if (strlen (options.prefix.itable.name) > 0)
{
lf_indent_suppress (file);
lf_printf (file, "#define itable %sitable\n",
options.prefix.itable.name);
}
}
/****************************************************************/
static void
itable_print_set (lf *file,
filter *set,
filter *members)
{
char *elem;
lf_printf (file, "\"");
elem = filter_next (members, "");
if (elem != NULL)
{
while (1)
{
lf_printf (file, "%s", elem);
elem = filter_next (members, elem);
if (elem == NULL)
break;
lf_printf (file, ",");
}
}
lf_printf (file, "\",\n");
lf_printf(file, "{");
for (elem = filter_next (set, "");
elem != NULL;
elem = filter_next (set, elem))
{
if (filter_is_member (members, elem))
{
lf_printf (file, " 1,");
}
else
{
lf_printf (file, " 0,");
}
}
lf_printf(file, " },\n");
}
static void
itable_c_insn (lf *file,
insn_table *isa,
insn_entry *instruction,
void *data)
{
lf_printf (file, "{ ");
lf_indent (file, +2);
print_function_name (file,
instruction->name,
instruction->format_name,
NULL,
NULL,
function_name_prefix_itable);
lf_printf (file, ",\n");
lf_printf (file, "\"");
print_insn_words (file, instruction);
lf_printf (file, "\",\n");
lf_printf (file, "\"%s\",\n", instruction->format_name);
itable_print_set (file, isa->flags, instruction->flags);
itable_print_set (file, isa->options, instruction->options);
itable_print_set (file, isa->model->processors, instruction->processors);
lf_printf(file, "\"%s\",\n", instruction->name);
lf_printf(file, "\"%s\",\n",
filter_filename (instruction->line->file_name));
lf_printf(file, "%d,\n", instruction->line->line_nr);
lf_printf(file, "},\n");
lf_indent (file, -2);
}
extern void
gen_itable_c (lf *file,
insn_table *isa)
{
/* leader */
lf_printf(file, "#include \"%sitable.h\"\n", options.prefix.itable.name);
lf_printf(file, "\n");
/* FIXME - output model data??? */
/* FIXME - output assembler data??? */
/* output the table that contains the actual instruction info */
lf_printf(file, "%sitable_info %sitable[nr_%sitable_entries] = {\n",
options.prefix.itable.name,
options.prefix.itable.name,
options.prefix.itable.name);
insn_table_traverse_insn (file, isa, itable_c_insn, NULL);
lf_printf(file, "};\n");
}
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