117 lines
2.8 KiB
C
117 lines
2.8 KiB
C
/* The IGEN simulator generator for GDB, the GNU Debugger.
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Copyright 2002-2020 Free Software Foundation, Inc.
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Contributed by Andrew Cagney.
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This file is part of GDB.
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This program 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 3 of the License, or
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(at your option) any later version.
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This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "misc.h"
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#include "lf.h"
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#include "table.h"
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#include "filter.h"
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#include "igen.h"
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#include "ld-insn.h"
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#include "ld-cache.h"
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#ifndef NULL
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#define NULL 0
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#endif
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enum
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{
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ca_type,
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ca_field_name,
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ca_derived_name,
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ca_type_def,
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ca_expression,
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nr_cache_rule_fields,
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};
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static const name_map cache_type_map[] = {
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{"cache", cache_value},
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{"compute", compute_value},
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{"scratch", scratch_value},
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{NULL, 0},
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};
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cache_entry *
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load_cache_table (char *file_name)
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{
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cache_entry *cache = NULL;
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cache_entry **last = &cache;
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table *file = table_open (file_name);
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table_entry *entry;
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while ((entry = table_read (file)) != NULL)
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{
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cache_entry *new_rule = ZALLOC (cache_entry);
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new_rule->line = entry->line;
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new_rule->entry_type = name2i (entry->field[ca_type], cache_type_map);
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new_rule->name = entry->field[ca_derived_name];
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filter_parse (&new_rule->original_fields, entry->field[ca_field_name]);
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new_rule->type = entry->field[ca_type_def];
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/* expression is the concatenation of the remaining fields */
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if (entry->nr_fields > ca_expression)
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{
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int len = 0;
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int chi;
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for (chi = ca_expression; chi < entry->nr_fields; chi++)
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{
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len += strlen (" : ") + strlen (entry->field[chi]);
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}
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new_rule->expression = NZALLOC (char, len);
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strcpy (new_rule->expression, entry->field[ca_expression]);
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for (chi = ca_expression + 1; chi < entry->nr_fields; chi++)
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{
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strcat (new_rule->expression, " : ");
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strcat (new_rule->expression, entry->field[chi]);
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}
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}
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/* insert it */
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*last = new_rule;
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last = &new_rule->next;
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}
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return cache;
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}
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#ifdef MAIN
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igen_options options;
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int
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main (int argc, char **argv)
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{
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cache_entry *rules = NULL;
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lf *l;
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if (argc != 2)
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error (NULL, "Usage: cache <cache-file>\n");
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rules = load_cache_table (argv[1]);
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l = lf_open ("-", "stdout", lf_omit_references, lf_is_text, "tmp-ld-insn");
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dump_cache_entries (l, "(", rules, ")\n");
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return 0;
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}
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#endif
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