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/* The IGEN simulator generator for GDB, the GNU Debugger.
Copyright 2002-2021 Free Software Foundation, Inc.
Contributed by Andrew Cagney.
This file is part of GDB.
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 3 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, see <http://www.gnu.org/licenses/>. */
#include "misc.h"
#include "lf.h"
#include "table.h"
#include "filter.h"
#include "igen.h"
#include "ld-insn.h"
#include "ld-cache.h"
enum
{
ca_type,
ca_field_name,
ca_derived_name,
ca_type_def,
ca_expression,
nr_cache_rule_fields,
};
static const name_map cache_type_map[] = {
{"cache", cache_value},
{"compute", compute_value},
{"scratch", scratch_value},
{NULL, 0},
};
cache_entry *
load_cache_table (char *file_name)
{
cache_entry *cache = NULL;
cache_entry **last = &cache;
table *file = table_open (file_name);
table_entry *entry;
while ((entry = table_read (file)) != NULL)
{
cache_entry *new_rule = ZALLOC (cache_entry);
new_rule->line = entry->line;
new_rule->entry_type = name2i (entry->field[ca_type], cache_type_map);
new_rule->name = entry->field[ca_derived_name];
filter_parse (&new_rule->original_fields, entry->field[ca_field_name]);
new_rule->type = entry->field[ca_type_def];
/* expression is the concatenation of the remaining fields */
if (entry->nr_fields > ca_expression)
{
int len = 0;
int chi;
for (chi = ca_expression; chi < entry->nr_fields; chi++)
{
len += strlen (" : ") + strlen (entry->field[chi]);
}
new_rule->expression = NZALLOC (char, len);
strcpy (new_rule->expression, entry->field[ca_expression]);
for (chi = ca_expression + 1; chi < entry->nr_fields; chi++)
{
strcat (new_rule->expression, " : ");
strcat (new_rule->expression, entry->field[chi]);
}
}
/* insert it */
*last = new_rule;
last = &new_rule->next;
}
return cache;
}
#ifdef MAIN
igen_options options;
int
main (int argc, char **argv)
{
cache_entry *rules = NULL;
lf *l;
if (argc != 2)
error (NULL, "Usage: cache <cache-file>\n");
rules = load_cache_table (argv[1]);
l = lf_open ("-", "stdout", lf_omit_references, lf_is_text, "tmp-ld-insn");
dump_cache_entries (l, "(", rules, ")\n");
return 0;
}
#endif
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