sim/igen/ld-cache.c

   1 /*  This file is part of the program psim.
   2
   3     Copyright (C) 1994,1995,1996, Andrew Cagney <cagney@highland.com.au>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18
  19     */
  20
  21
  22 #include "misc.h"
  23 #include "lf.h"
  24 #include "table.h"
  25 #include "ld-cache.h"
  26
  27 #ifndef NULL
  28 #define NULL 0
  29 #endif
  30
  31
  32 enum {
  33   ca_type,
  34   ca_field_name,
  35   ca_derived_name,
  36   ca_type_def,
  37   ca_expression,
  38   nr_cache_rule_fields,
  39 };
  40
  41 static const name_map cache_type_map[] = {
  42   { "cache", cache_value },
  43   { "compute", compute_value },
  44   { "scratch", scratch_value },
  45   { NULL, 0 },
  46 };
  47
  48
  49 cache_table *
  50 load_cache_table(char *file_name,
  51                  int hi_bit_nr)
  52 {
  53   table *file = table_open(file_name, nr_cache_rule_fields, 0);
  54   table_entry *entry;
  55   cache_table *table = NULL;
  56   cache_table **curr_rule = &table;
  57   while ((entry = table_entry_read(file)) != NULL) {
  58     cache_table *new_rule = ZALLOC(cache_table);
  59     new_rule->type = name2i(entry->fields[ca_type], cache_type_map);
  60     new_rule->field_name = entry->fields[ca_field_name];
  61     new_rule->derived_name = entry->fields[ca_derived_name];
  62     new_rule->type_def = (strlen(entry->fields[ca_type_def])
  63                           ? entry->fields[ca_type_def]
  64                           : NULL);
  65     new_rule->expression = (strlen(entry->fields[ca_expression]) > 0
  66                             ? entry->fields[ca_expression]
  67                             : NULL);
  68     new_rule->file_entry = entry;
  69     *curr_rule = new_rule;
  70     curr_rule = &new_rule->next;
  71   }
  72   return table;
  73 }
  74
  75
  76
  77 #ifdef MAIN
  78
  79 static void
  80 dump_cache_rule(cache_table* rule,
  81                 int indent)
  82 {
  83   dumpf(indent, "((cache_table*)0x%x\n", rule);
  84   dumpf(indent, " (type %s)\n", i2name(rule->type, cache_type_map));
  85   dumpf(indent, " (field_name \"%s\")\n", rule->field_name);
  86   dumpf(indent, " (derived_name \"%s\")\n", rule->derived_name);
  87   dumpf(indent, " (type-def \"%s\")\n", rule->type_def);
  88   dumpf(indent, " (expression \"%s\")\n", rule->expression);
  89   dumpf(indent, " (next 0x%x)\n", rule->next);
  90   dumpf(indent, " )\n");
  91 }
  92
  93
  94 static void
  95 dump_cache_rules(cache_table* rule,
  96                  int indent)
  97 {
  98   while (rule) {
  99     dump_cache_rule(rule, indent);
 100     rule = rule->next;
 101   }
 102 }
 103
 104
 105 int
 106 main(int argc, char **argv)
 107 {
 108   cache_table *rules;
 109   if (argc != 3)
 110     error("Usage: cache <cache-file> <hi-bit-nr>\n");
 111   rules = load_cache_table(argv[1], a2i(argv[2]));
 112   dump_cache_rules(rules, 0);
 113   return 0;
 114 }
 115 #endif