-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-** All rights reserved.
-**
-** Authors: Martin Trapp, Christian Schaefer
-**
-*/
-
-/* $Id$ */
+/*
+ * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+/**
+ * @file
+ * @brief Methods to manipulate names.
+ * @author Martin Trapp, Christian Schaefer, Goetz Lindenmaier, Michael Beck
+ * @version $Id$
+ */
#ifdef HAVE_CONFIG_H
-# include <config.h>
+# include "config.h"
+#endif
+
+#ifdef HAVE_STDIO_H
+# include <stdio.h>
#endif
-# include "mangle.h"
-# include <obstack.h>
-# include "obst.h"
-# include <stdlib.h>
-# include "misc.h"
+#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"
+/** An obstack used for temporary space */
static struct obstack mangle_obst;
-ident *
-mangle_entity (entity *ent)
-{
- ident *type_id;
- char *cp;
- int len;
- ident *res;
-
- type_id = mangle_type ((type *) ent->owner);
- xoprintf (&mangle_obst, "%I_%I", type_id, ent->name);
- len = obstack_object_size (&mangle_obst);
- cp = obstack_finish (&mangle_obst);
- res = id_from_str (cp, len);
- obstack_free (&mangle_obst, cp);
- return res;
+/** returned a mangled type name, currently no mangling */
+static INLINE ident *mangle_type(ir_type *tp) {
+ assert(tp->kind == k_type);
+ return tp->name;
+}
+
+ident *mangle_entity(ir_entity *ent) {
+ ident *type_id;
+ char *cp;
+ int len;
+ ident *res;
+
+ 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 = 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) {
+ char *cp;
+ int len;
+ ident *res;
+
+ 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 = new_id_from_chars (cp, len);
+ obstack_free (&mangle_obst, cp);
+ return res;
+}
+
+/** Returns a new ident that represents 'prefixscndsuffix'. */
+static ident *mangle3(const char *prefix, ident *scnd, const char *suffix) {
+ char *cp;
+ int len;
+ ident *res;
+
+ 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 = new_id_from_chars (cp, len);
+ obstack_free (&mangle_obst, cp);
+ return res;
+}
+
+/** Returns a new ident that represents first<c>scnd. */
+static ident *mangle_3(ident *first, char c, ident* scnd) {
+ char *cp;
+ int len;
+ ident *res;
+
+ obstack_grow(&mangle_obst, get_id_str(first), get_id_strlen(first));
+ obstack_1grow(&mangle_obst, c);
+ obstack_grow(&mangle_obst,get_id_str(scnd),get_id_strlen(scnd));
+ len = obstack_object_size (&mangle_obst);
+ cp = obstack_finish (&mangle_obst);
+ res = new_id_from_chars (cp, len);
+ obstack_free (&mangle_obst, cp);
+ return res;
}
-ident *
-mangle_type (type *type)
-{
- char *cp;
- int len;
- ident *res;
-
- assert (type->kind == k_type);
- /* assert (type->type_op->code == tpo_class); */
-
- xoprintf (&mangle_obst, "%I", type->name);
- len = obstack_object_size (&mangle_obst);
- cp = obstack_finish (&mangle_obst);
- res = id_from_str (cp, len);
- obstack_free (&mangle_obst, cp);
- return res;
+/* Returns a new ident that represents first_scnd. */
+ident *mangle_u(ident *first, ident* scnd) {
+ return mangle_3(first, '_', scnd);
}
+/* Returns a new ident that represents first.scnd. */
+ident *mangle_dot(ident *first, ident* scnd) {
+ return mangle_3(first, '.', scnd);
+}
+
+/* returns a mangled name for a Win32 function using it's calling convention */
+ident *decorate_win32_c_fkt(ir_entity *ent, ident *id) {
+ ir_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("_", id, "");
+ 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("@", id, buf);
+ else
+ return mangle3("_", id, buf);
+ }
+ return id;
+}
-void
-init_mangle (void)
-{
- obstack_init (&mangle_obst);
+void firm_init_mangle(void) {
+ obstack_init(&mangle_obst);
}