* File name: ir/tr/mangle.c
* Purpose: Methods to manipulate names.
* Author: Martin Trapp, Christian Schaefer
- * Modified by: Goetz Lindenmaier
+ * Modified by: Goetz Lindenmaier, Michael Beck
* Created:
* CVS-ID: $Id$
- * Copyright: (c) 1998-2003 Universität Karlsruhe
+ * Copyright: (c) 1998-2007 Universität Karlsruhe
* Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include "type_t.h"
#include "tpop_t.h"
-/** a obstack used for temporary space */
+/** An obstack used for temporary space */
static struct obstack mangle_obst;
/** returned a mangled type name, currently no mangling */
-static INLINE ident *
-mangle_type (ir_type *tp)
-{
- assert (tp->kind == k_type);
- return tp->name;
+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;
+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;
+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;
+ 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;
+ 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;
}
/* Returns a new ident that represents first_scnd. */
-ident *mangle_u (ident *first, ident* scnd) {
- return mangle_3(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);
+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) {
- 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("_", 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);
+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
-firm_init_mangle (void)
-{
- obstack_init(&mangle_obst);
+void firm_init_mangle(void) {
+ obstack_init(&mangle_obst);
}