* PURPOSE.
*/
-/*
- * Project: libFIRM
- * File name: ir/tr/type_identify.c
- * Purpose: Representation of types.
- * Author: Goetz Lindenmaier
- * Modified by:
- * Created:
- * CVS-ID: $Id$
- * Copyright: (c) 2001-2003 Universität Karlsruhe
- */
-
/**
- * @file type_identify.c
- *
- * (C) 2004 by Universitaet Karlsruhe
- * Goetz Lindenmaier
- *
+ * @file type_identify.c
+ * @brief Representation of types.
+ * @author Goetz Lindenmaier
+ * @version $Id$
*/
-
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
-#include "type_identify_t.h"
+#include "type_identify.h"
#include <stdlib.h>
#include <stddef.h>
static compare_types_func_t *compare_types_func;
int compare_names (const void *tp1, const void *tp2) {
- ir_type *t1 = (ir_type *) tp1;
- ir_type *t2 = (ir_type *) tp2;
+ ir_type *t1 = (ir_type *) tp1;
+ ir_type *t2 = (ir_type *) tp2;
- return (t1 != t2 &&
- (t1->type_op != t2->type_op ||
- t1->name != t2->name ) );
+ return (t1 != t2 &&
+ (t1->type_op != t2->type_op ||
+ t1->name != t2->name ) );
}
/* stuff for comparing two types. */
-int compare_strict (const void *tp1, const void *tp2) {
- ir_type *t1 = (ir_type *) tp1;
- ir_type *t2 = (ir_type *) tp2;
- return t1 != t2;
+int compare_strict(const void *tp1, const void *tp2) {
+ const ir_type *t1 = tp1;
+ const ir_type *t2 = tp2;
+ return t1 != t2;
}
/* stuff to compute a hash value for a type. */
-int firm_hash_name (ir_type *tp) {
- unsigned h = (unsigned)PTR_TO_INT(tp->type_op);
- h = 9*h + (unsigned)PTR_TO_INT(tp->name);
- return h;
+int firm_hash_name(ir_type *tp) {
+ unsigned h = (unsigned)PTR_TO_INT(tp->type_op);
+ h = 9*h + (unsigned)PTR_TO_INT(tp->name);
+ return h;
}
/* The function that hashes a type. */
ir_type *mature_type(ir_type *tp) {
- ir_type *o;
-
- assert(type_table);
-
- o = pset_insert (type_table, tp, hash_types_func(tp) );
+ ir_type *o;
- if (!o || o == tp) return tp;
+ assert(type_table);
- exchange_types(tp, o);
+ o = pset_insert (type_table, tp, hash_types_func(tp) );
+ if (!o || o == tp) return tp;
+ exchange_types(tp, o);
- return o;
+ return o;
}
/* The function that hashes a type. */
ir_type *mature_type_free(ir_type *tp) {
- ir_type *o;
+ ir_type *o;
- assert(type_table);
+ assert(type_table);
- o = pset_insert (type_table, tp, hash_types_func(tp) );
+ o = pset_insert (type_table, tp, hash_types_func(tp) );
+ if (!o || o == tp) return tp;
- if (!o || o == tp) return tp;
+ free_type_entities(tp);
+ free_type(tp);
- free_type_entities(tp);
- free_type(tp);
-
- return o;
+ return o;
}
/* The function that hashes a type. */
ir_type *mature_type_free_entities(ir_type *tp) {
- ir_type *o;
-
- assert(type_table);
+ ir_type *o;
- o = pset_insert (type_table, tp, hash_types_func(tp) );
+ assert(type_table);
- if (!o || o == tp) return tp;
+ o = pset_insert (type_table, tp, hash_types_func(tp) );
+ if (!o || o == tp) return tp;
- free_type_entities(tp);
- exchange_types(tp, o);
+ free_type_entities(tp);
+ exchange_types(tp, o);
- return o;
+ return o;
}
/* initialize this module */
void init_type_identify(type_identify_if_t *ti_if) {
- compare_types_func = ti_if && ti_if->cmp ? ti_if->cmp : compare_strict;
- hash_types_func = ti_if && ti_if->hash ? ti_if->hash : firm_hash_name;
+ compare_types_func = ti_if && ti_if->cmp ? ti_if->cmp : compare_strict;
+ hash_types_func = ti_if && ti_if->hash ? ti_if->hash : firm_hash_name;
- type_table = new_pset (compare_types_func, 8);
+ type_table = new_pset (compare_types_func, 8);
}