redo r19786, peculiarity has been fixed in the cparser FE
[libfirm] / ir / tr / tpop.c
index 0112caa..d9df533 100644 (file)
@@ -1,23 +1,35 @@
 /*
- * Project:     libFIRM
- * File name:   ir/tr/tpop.c
- * Purpose:     Opcode of types.
- * Author:      Goetz Lindenmaier
- * Modified by:
- * Created:
- * CVS-ID:      $Id$
- * Copyright:   (c) 2001-2003 Universität Karlsruhe
- * Licence:     This file protected by GPL -  GNU GENERAL PUBLIC LICENSE.
+ * Copyright (C) 1995-2008 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   Opcode of types.
+ * @author  Goetz Lindenmaier, Michael Beck
+ * @version $Id$
+ */
 #ifdef HAVE_CONFIG_H
-# include <config.h>
+# include "config.h"
 #endif
 
-# include "xmalloc.h"
-# include "tpop_t.h"
-# include "type_t.h"
+#include "xmalloc.h"
+#include "tpop_t.h"
+#include "type_t.h"
 
 tp_op *type_class;         tp_op *get_tpop_class      (void) { return type_class;       }
 tp_op *type_struct;        tp_op *get_tpop_struct     (void) { return type_struct;      }
@@ -32,47 +44,180 @@ tp_op *tpop_none;          tp_op *get_tpop_none       (void) { return tpop_none;
 tp_op *tpop_unknown;       tp_op *get_tpop_unknown    (void) { return tpop_unknown;     }
 
 tp_op *
-new_tpop (tp_opcode code, ident *name, size_t attr_size)
+new_tpop(tp_opcode code, ident *name, unsigned flags, size_t attr_size,
+         const tp_op_ops *ops)
 {
-  tp_op *res;
+       tp_op *res;
+
+       res = xmalloc(sizeof(*res));
+       res->code          = code;
+       res->name          = name;
+       res->flags         = flags;
+       res->attr_size     = attr_size;
 
-  res = (tp_op *) xmalloc (sizeof (tp_op));
-  res->code = code;
-  res->name = name;
-  res->attr_size = attr_size;
-  return res;
+       if (ops)
+               memcpy(&res->ops, ops, sizeof(res->ops));
+       else
+               memset(&res->ops, 0, sizeof(res->ops));
+
+       return res;
 }
 
 void
-init_tpop(void)
-{
-  type_class       = new_tpop (tpo_class      , id_from_str("class"       , 5), sizeof (cls_attr));
-  type_struct      = new_tpop (tpo_struct     , id_from_str("struct"      , 6), sizeof (stc_attr));
-  type_method      = new_tpop (tpo_method     , id_from_str("method"      , 6), sizeof (mtd_attr));
-  type_union       = new_tpop (tpo_union      , id_from_str("union"       , 5), sizeof (uni_attr));
-  type_array       = new_tpop (tpo_array      , id_from_str("array"       , 5), sizeof (arr_attr));
-  type_enumeration = new_tpop (tpo_enumeration, id_from_str("enumeration" ,11), sizeof (enm_attr));
-  type_pointer     = new_tpop (tpo_pointer    , id_from_str("pointer"     , 7), sizeof (ptr_attr));
-  type_primitive   = new_tpop (tpo_primitive  , id_from_str("primitive"   , 9), /* sizeof (pri_attr) */ 0);
-  type_id          = new_tpop (tpo_id         , id_from_str("type_id"     , 7), /* sizeof (id_attr)  */ 0);
-  tpop_none        = new_tpop (tpo_none       , id_from_str("type_none"   , 9), /* sizeof (non_attr) */ 0);
-  tpop_unknown     = new_tpop (tpo_unknown    , id_from_str("type_unknown",12), /* sizeof (ukn_attr) */ 0);
+free_tpop(tp_op *tpop) {
+       free(tpop);
 }
 
+static const tp_op_ops
+       /** tpop operations for class types */
+       class_ops = {
+               free_class_attrs,
+               free_class_entities,
+               NULL,
+               set_class_mode,
+               set_class_size,
+               get_class_n_members,
+               get_class_member,
+               get_class_member_index
+       },
+       /** tpop operations for struct types */
+       struct_ops = {
+               free_struct_attrs,
+               free_struct_entities,
+               NULL,
+               set_struct_mode,
+               set_struct_size,
+               get_struct_n_members,
+               get_struct_member,
+               get_struct_member_index
+       },
+       /** tpop operations for method types */
+       method_ops = {
+               free_method_attrs,
+               free_method_entities,
+               NULL,
+               NULL,
+               NULL,
+               NULL,
+               NULL,
+               NULL
+               },
+       /** tpop operations for union types */
+       union_ops = {
+               free_union_attrs,
+               free_union_entities,
+               NULL,
+               NULL,
+               set_union_size,
+               get_union_n_members,
+               get_union_member,
+               get_union_member_index
+       },
+       /** tpop operations for array types */
+       array_ops = {
+               free_array_attrs,
+               free_array_entities,
+               free_array_automatic_entities,
+               NULL,
+               set_array_size,
+               NULL,
+               NULL,
+               NULL
+       },
+       /** tpop operations for enumeration types */
+       enum_ops = {
+               free_enumeration_attrs,
+               free_enumeration_entities,
+               NULL,
+               set_enumeration_mode,
+               NULL,
+               NULL,
+               NULL,
+               NULL
+       },
+       /** tpop operations for pointer types */
+       pointer_ops = {
+               free_pointer_attrs,
+               free_pointer_entities,
+               NULL,
+               set_pointer_mode,
+               NULL,
+               NULL,
+               NULL,
+               NULL
+       },
+       /** tpop operations for pseudo types */
+       pseudo_ops = {
+               NULL,
+               NULL,
+               NULL,
+               NULL,
+               set_default_size,
+               NULL,
+               NULL,
+               NULL
+       },
+       /** tpop operations for primitive types */
+       null_ops = {
+               NULL,
+               NULL,
+               NULL,
+               NULL,
+               NULL,
+               NULL,
+               NULL,
+               NULL
+       };
+
+#define C     TP_OP_FLAG_COMPOUND
+#define ID(s) new_id_from_chars(s, sizeof(s) - 1)
+
+void init_tpop(void) {
+       type_class       = new_tpop(tpo_class      , ID("class"),       C, sizeof (cls_attr), &class_ops);
+       type_struct      = new_tpop(tpo_struct     , ID("struct"),      C, sizeof (stc_attr), &struct_ops);
+       type_method      = new_tpop(tpo_method     , ID("method"),      0, sizeof (mtd_attr), &method_ops);
+       type_union       = new_tpop(tpo_union      , ID("union"),       C, sizeof (uni_attr), &union_ops);
+       type_array       = new_tpop(tpo_array      , ID("array"),       C, sizeof (arr_attr), &array_ops);
+       type_enumeration = new_tpop(tpo_enumeration, ID("enumeration"), 0, sizeof (enm_attr), &enum_ops);
+       type_pointer     = new_tpop(tpo_pointer    , ID("pointer"),     0, sizeof (ptr_attr), &pointer_ops);
+       type_primitive   = new_tpop(tpo_primitive  , ID("primitive"),   0, sizeof (pri_attr), &null_ops);
+       type_id          = new_tpop(tpo_id         , ID("type_id"),     0, /* sizeof (id_attr)  */ 0, &null_ops);
+       tpop_none        = new_tpop(tpo_none       , ID("None"),        0, /* sizeof (non_attr) */ 0, &pseudo_ops);
+       tpop_unknown     = new_tpop(tpo_unknown    , ID("Unknown"),     0, /* sizeof (ukn_attr) */ 0, &pseudo_ops);
+}
+#undef ID
+#undef C
+
+/* Finalize the tpop module.
+ * Frees all type opcodes.  */
+void finish_tpop(void) {
+       free_tpop(type_class      ); type_class       = NULL;
+       free_tpop(type_struct     ); type_struct      = NULL;
+       free_tpop(type_method     ); type_method      = NULL;
+       free_tpop(type_union      ); type_union       = NULL;
+       free_tpop(type_array      ); type_array       = NULL;
+       free_tpop(type_enumeration); type_enumeration = NULL;
+       free_tpop(type_pointer    ); type_pointer     = NULL;
+       free_tpop(type_primitive  ); type_primitive   = NULL;
+       free_tpop(type_id         ); type_id          = NULL;
+       free_tpop(tpop_none       ); tpop_none        = NULL;
+       free_tpop(tpop_unknown    ); tpop_unknown     = NULL;
+       }
+
 /* Returns the string for the tp_opcode. */
-const char  *get_tpop_name      (tp_op *op) {
-  return get_id_str(op->name);
+const char  *get_tpop_name(const tp_op *op) {
+       return get_id_str(op->name);
 }
 
-tp_opcode get_tpop_code (tp_op *op){
-  return op->code;
+tp_opcode (get_tpop_code)(const tp_op *op) {
+       return _get_tpop_code(op);
 }
 
-ident *get_tpop_ident(tp_op *op){
-  return op->name;
+ident *(get_tpop_ident)(const tp_op *op) {
+       return _get_tpop_ident(op);
 }
 
 /* returns the attribute size of the operator. */
-int get_tpop_attr_size (tp_op *op) {
-  return op->attr_size;
+int (get_tpop_attr_size)(const tp_op *op) {
+       return _get_tpop_attr_size(op);
 }