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authorStan Shebs <shebs@codesourcery.com>1999-04-16 01:35:26 +0000
committerStan Shebs <shebs@codesourcery.com>1999-04-16 01:35:26 +0000
commitc906108c21474dfb4ed285bcc0ac6fe02cd400cc (patch)
treea0015aa5cedc19ccbab307251353a41722a3ae13 /sim/igen/ld-cache.c
parentcd946cff9ede3f30935803403f06f6ed30cad136 (diff)
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Initial creation of sourceware repositorygdb-4_18-branchpoint
Diffstat (limited to 'sim/igen/ld-cache.c')
-rw-r--r--sim/igen/ld-cache.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/sim/igen/ld-cache.c b/sim/igen/ld-cache.c
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--- /dev/null
+++ b/sim/igen/ld-cache.c
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+/* 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