X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Fmangle.c;h=8f283600f6623f598e1b895ab5db7e0e675a21ec;hb=28e1715f2331a319bc8451941e043ac0534af7ac;hp=d842a69bf82aa11836b3dcc60688a7f37782ebc6;hpb=a53d7f8f2e862aeb0f316091558a8eab3e5b1e35;p=libfirm

diff --git a/ir/tr/mangle.c b/ir/tr/mangle.c
index d842a69bf..8f283600f 100644
--- a/ir/tr/mangle.c
+++ b/ir/tr/mangle.c
@@ -9,23 +9,26 @@
  * 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
+
+#ifdef HAVE_STDIO_H
+# include <stdio.h>
 #endif
 
-# include "mangle.h"
-# include "obst.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"
 
+/** 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)
 {
@@ -41,7 +44,7 @@ mangle_entity (entity *ent)
   int len;
   ident *res;
 
-  type_id = mangle_type ((type *) ent->owner);
+  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));
@@ -53,8 +56,8 @@ mangle_entity (entity *ent)
 }
 
 
-/* Returns a new ident that represents firstscnd. */
-ident *mangle (ident *first, ident* scnd) {
+/* Returns a new ident that represents 'firstscnd'. */
+ident *mangle (ident *first, ident *scnd) {
   char *cp;
   int len;
   ident *res;
@@ -68,6 +71,22 @@ ident *mangle (ident *first, ident* scnd) {
   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_scnd. */
 ident *mangle_u (ident *first, ident* scnd) {
   char *cp;
@@ -84,6 +103,31 @@ ident *mangle_u (ident *first, ident* scnd) {
   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
 firm_init_mangle (void)