-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-* All rights reserved.
-*
-* Authors: Martin Trapp, Christian Schaefer
-*
-*/
-
-/* $Id$ */
-
+/*
+ * Project: libFIRM
+ * File name: ir/tr/mangle.c
+ * Purpose: Methods to manipulate names.
+ * Author: Martin Trapp, Christian Schaefer
+ * Modified by: Goetz Lindenmaier
+ * Created:
+ * CVS-ID: $Id$
+ * Copyright: (c) 1998-2003 Universität Karlsruhe
+ * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ */
#ifdef HAVE_CONFIG_H
-# include <config.h>
+# include "config.h"
#endif
-# include "xprintf.h"
-# include "mangle.h"
-# include <obstack.h>
-# include "obst.h"
-# include <stdlib.h>
-# include "misc.h"
+#ifdef HAVE_STDIO_H
+# include <stdio.h>
+#endif
+
+#include "mangle.h"
+#include "obst.h"
/* Make types visible to allow most efficient access */
-# include "entity_t.h"
-# include "type_t.h"
-# include "tpop_t.h"
+#include "entity_t.h"
+#include "type_t.h"
+#include "tpop_t.h"
+/** a obstack used for temporary space */
static struct obstack mangle_obst;
+/** returned a mangled type name, currently no mangling */
+static INLINE ident *
+mangle_type (type *tp)
+{
+ assert (tp->kind == k_type);
+ return tp->name;
+}
+
ident *
mangle_entity (entity *ent)
{
int len;
ident *res;
- type_id = mangle_type ((type *) ent->owner);
- xoprintf (&mangle_obst, "%s_%s", id_to_str(type_id), id_to_str(ent->name));
+ type_id = mangle_type(ent->owner);
+ obstack_grow(&mangle_obst, get_id_str(type_id), get_id_strlen(type_id));
+ obstack_1grow(&mangle_obst,'_');
+ obstack_grow(&mangle_obst,get_id_str(ent->name),get_id_strlen(ent->name));
len = obstack_object_size (&mangle_obst);
cp = obstack_finish (&mangle_obst);
- res = id_from_str (cp, len);
+ res = new_id_from_chars(cp, len);
obstack_free (&mangle_obst, cp);
return res;
}
-ident *
-mangle_type (type *tp)
-{
+
+/* Returns a new ident that represents 'firstscnd'. */
+ident *mangle (ident *first, ident *scnd) {
char *cp;
int len;
ident *res;
- assert (tp->kind == k_type);
- /* assert (tp->type_op->code == tpo_class); */
-
- xoprintf (&mangle_obst, "%s", id_to_str(tp->name));
+ obstack_grow(&mangle_obst, get_id_str(first), get_id_strlen(first));
+ obstack_grow(&mangle_obst, get_id_str(scnd), get_id_strlen(scnd));
len = obstack_object_size (&mangle_obst);
cp = obstack_finish (&mangle_obst);
- res = id_from_str (cp, len);
+ res = new_id_from_chars (cp, len);
obstack_free (&mangle_obst, cp);
return res;
}
-/* Returns a new ident that represents firstscnd. */
-ident *mangle (ident *first, ident* scnd) {
+/* Returns a new ident that represents 'prefixscndsuffix'. */
+static ident *mangle3(const char *prefix, ident *scnd, const char *suffix) {
char *cp;
int len;
ident *res;
- xoprintf (&mangle_obst, "%s%s", id_to_str(first), id_to_str(scnd));
+ obstack_grow(&mangle_obst, prefix, strlen(prefix));
+ obstack_grow(&mangle_obst, get_id_str(scnd), get_id_strlen(scnd));
+ obstack_grow(&mangle_obst, suffix, strlen(suffix));
len = obstack_object_size (&mangle_obst);
- cp = obstack_finish (&mangle_obst);
- res = id_from_str (cp, len);
+ cp = obstack_finish (&mangle_obst);
+ res = new_id_from_chars (cp, len);
obstack_free (&mangle_obst, cp);
return res;
}
int len;
ident *res;
- xoprintf (&mangle_obst, "%s_%s", id_to_str(first), id_to_str(scnd));
+ obstack_grow(&mangle_obst, get_id_str(first), get_id_strlen(first));
+ obstack_1grow(&mangle_obst,'_');
+ obstack_grow(&mangle_obst,get_id_str(scnd),get_id_strlen(scnd));
len = obstack_object_size (&mangle_obst);
cp = obstack_finish (&mangle_obst);
- res = id_from_str (cp, len);
+ res = new_id_from_chars (cp, len);
obstack_free (&mangle_obst, cp);
return res;
}
+/* returns a mangled name for a Win32 function using it's calling convention */
+ident *decorate_win32_c_fkt(entity *ent) {
+ type *tp = get_entity_type(ent);
+ unsigned cc_mask = get_method_calling_convention(tp);
+ char buf[16];
+ int size, i;
+
+ if (IS_CDECL(cc_mask))
+ return mangle3("_", get_entity_ident(ent), "");
+ else if (IS_STDCALL(cc_mask)) {
+
+ size = 0;
+ for (i = get_method_n_params(tp) - 1; i >= 0; --i) {
+ size += get_type_size_bytes(get_method_param_type(tp, i));
+ }
+
+ snprintf(buf, sizeof(buf), "@%d", size);
+
+ if (cc_mask & cc_reg_param)
+ return mangle3("@", get_entity_ident(ent), buf);
+ else
+ return mangle3("_", get_entity_ident(ent), buf);
+ }
+ return get_entity_ident(ent);
+}
void
-init_mangle (void)
+firm_init_mangle (void)
{
- obstack_init (&mangle_obst);
+ obstack_init(&mangle_obst);
}