Subversion Repositories or1k

/*  This file is part of the program psim.

    Copyright (C) 1994,1995,1996, 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-cache.h"

#ifndef NULL

#define NULL 0

#endif

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