sim/ppc/ld-cache.c

   1 /*  This file is part of the program psim.
   2
   3     Copyright 1994, 1995, 1996, 1997, 2003 Andrew Cagney
   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 3 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, see <http://www.gnu.org/licenses/>.
  17
  18     */
  19
  20
  21 #include "misc.h"
  22 #include "lf.h"
  23 #include "table.h"
  24 #include "ld-cache.h"
  25 #include "dumpf.h"
  26
  27
  28 enum {
  29   ca_type,
  30   ca_field_name,
  31   ca_derived_name,
  32   ca_type_def,
  33   ca_expression,
  34   nr_cache_rule_fields,
  35 };
  36
  37 static const name_map cache_type_map[] = {
  38   { "cache", cache_value },
  39   { "compute", compute_value },
  40   { "scratch", scratch_value },
  41   { NULL, 0 },
  42 };
  43
  44
  45 void
  46 append_cache_rule (cache_table **table, const char *type,
  47                    const char *field_name, const char *derived_name,
  48                    const char *type_def, const char *expression,
  49                    table_entry *file_entry)
  50 {
  51   while ((*table) != NULL)
  52     table = &(*table)->next;
  53   (*table) = ZALLOC(cache_table);
  54   (*table)->type = name2i(type, cache_type_map);
  55   (*table)->field_name = field_name;
  56   (*table)->derived_name = derived_name;
  57   (*table)->type_def = (strlen(type_def) > 0 ? type_def : NULL);
  58   (*table)->expression = (strlen(expression) > 0 ? expression : NULL);
  59   (*table)->file_entry = file_entry;
  60   (*table)->next = NULL;
  61 }
  62
  63
  64 cache_table *
  65 load_cache_table(const char *file_name,
  66                  int hi_bit_nr)
  67 {
  68   table *file = table_open(file_name, nr_cache_rule_fields, 0);
  69   table_entry *entry;
  70   cache_table *table = NULL;
  71   cache_table **curr_rule = &table;
  72   while ((entry = table_entry_read(file)) != NULL) {
  73     append_cache_rule (curr_rule, entry->fields[ca_type],
  74                        entry->fields[ca_field_name],
  75                        entry->fields[ca_derived_name],
  76                        entry->fields[ca_type_def],
  77                        entry->fields[ca_expression],
  78                        entry);
  79     curr_rule = &(*curr_rule)->next;
  80   }
  81   return table;
  82 }
  83
  84
  85
  86 #ifdef MAIN
  87
  88 static void
  89 dump_cache_rule(cache_table* rule,
  90                 int indent)
  91 {
  92   dumpf(indent, "((cache_table*)%p\n", rule);
  93   dumpf(indent, " (type %s)\n", i2name(rule->type, cache_type_map));
  94   dumpf(indent, " (field_name \"%s\")\n", rule->field_name);
  95   dumpf(indent, " (derived_name \"%s\")\n", rule->derived_name);
  96   dumpf(indent, " (type-def \"%s\")\n", rule->type_def);
  97   dumpf(indent, " (expression \"%s\")\n", rule->expression);
  98   dumpf(indent, " (next %p)\n", rule->next);
  99   dumpf(indent, " )\n");
 100 }
 101
 102
 103 static void
 104 dump_cache_rules(cache_table* rule,
 105                  int indent)
 106 {
 107   while (rule) {
 108     dump_cache_rule(rule, indent);
 109     rule = rule->next;
 110   }
 111 }
 112
 113
 114 int
 115 main(int argc, char **argv)
 116 {
 117   cache_table *rules;
 118   if (argc != 3)
 119     ERROR("Usage: cache <cache-file> <hi-bit-nr>\n");
 120   rules = load_cache_table(argv[1], a2i(argv[2]));
 121   dump_cache_rules(rules, 0);
 122   return 0;
 123 }
 124 #endif