-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-** All rights reserved.
-**
-** Authors: Martin Trapp, Christian Schaefer
-**
-*/
+/*
+ * Project: libFIRM
+ * File name: ir/tr/entity.c
+ * Purpose: Representation of all program known entities.
+ * 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>
+#endif
# include <stdlib.h>
+# include <stddef.h>
+# include <string.h>
+
# include "entity_t.h"
-# include "entity.h"
# include "mangle.h"
+# include "typegmod.h"
+# include "array.h"
+/* All this is needed to build the constant node for methods: */
+# include "irprog_t.h"
+# include "ircons.h"
+# include "tv_t.h"
/*******************************************************************/
/** general **/
/** ENTITY **/
/*******************************************************************/
+/* redeclared to declare INLINE. */
+INLINE entity *get_entity_overwrites (entity *ent, int pos);
+INLINE entity *get_entity_overwrittenby (entity *ent, int pos);
+INLINE type *get_entity_owner (entity *ent);
+
+INLINE void insert_entity_in_owner (entity *ent) {
+ type *owner = ent->owner;
+ switch (get_type_tpop_code(owner)) {
+ case tpo_class: {
+ add_class_member (owner, ent);
+ } break;
+ case tpo_struct: {
+ add_struct_member (owner, ent);
+ } break;
+ case tpo_union: {
+ add_union_member (owner, ent);
+ } break;
+ case tpo_array: {
+ set_array_element_entity(owner, ent);
+ } break;
+ default: assert(0);
+ }
+}
+
entity *
new_entity (type *owner, ident *name, type *type)
{
entity *res;
+ ir_graph *rem;
+
+ assert(!id_contains_char(name, ' ') && "entity name should not contain spaces");
- res = (entity *) malloc (sizeof (entity));
+ res = (entity *) xmalloc (sizeof (entity));
res->kind = k_entity;
assert_legal_owner_of_ent(owner);
res->owner = owner;
res->name = name;
res->type = type;
- res->ld_name = NULL;
- res->visit = 0;
+ if (get_type_tpop(type) == type_method)
+ res->allocation = allocation_static;
+ else
+ res->allocation = allocation_automatic;
- switch (get_kind(owner)) {
- case k_type_class: {
- add_class_member ((type_class *) owner, res);
- } break;
- case k_type_strct: {
- add_strct_member ((type_strct *) owner, res);
- } break;
- case k_type_union: {
- /* not implemented */
- } break;
- case k_type_method: {
- /* not implemented */
- } break;
- default: ;
+ res->visibility = visibility_local;
+ res->offset = -1;
+ if (is_method_type(type)) {
+ res->variability = variability_constant;
+ rem = current_ir_graph;
+ current_ir_graph = get_const_code_irg();
+ res->value = new_Const(mode_P_mach, new_tarval_from_entity(res, mode_P_mach));
+ current_ir_graph = rem;
+ } else {
+ res->variability = variability_uninitialized;
+ res->value = NULL;
+ res->values = NULL;
}
+ res->peculiarity = peculiarity_existent;
+ res->volatility = volatility_non_volatile;
+ res->ld_name = NULL;
+ res->overwrites = NEW_ARR_F(entity *, 1);
+ res->overwrittenby = NEW_ARR_F(entity *, 1);
+
+ res->irg = NULL;
+
+#ifdef DEBUG_libfirm
+ res->nr = get_irp_new_node_nr();
+#endif
+
+ res->visit = 0;
+ /* Remember entity in it's owner. */
+ insert_entity_in_owner (res);
return res;
}
+entity *
+new_d_entity (type *owner, ident *name, type *type, dbg_info *db) {
+ entity *res = new_entity(owner, name, type);
+ set_entity_dbg_info(res, db);
+ return res;
+}
+INLINE void free_entity_attrs(entity *ent) {
+ assert(ent);
+ if (get_type_tpop(get_entity_owner(ent)) == type_class) {
+ DEL_ARR_F(ent->overwrites);
+ DEL_ARR_F(ent->overwrittenby);
+ }
+}
-#if 0
-inline char *
-get_entity_name (entity *ent) {
- assert (ent);
- return id_to_str(get_entity_ident(ent));
- /* GL:
- entity.c:52: warning: return discards `const' from pointer target type
- -- ned so guud
+entity *
+copy_entity_own (entity *old, type *new_owner) {
+ entity *new;
+
+ assert_legal_owner_of_ent(new_owner);
+ if (old->owner == new_owner) return old;
+ new = (entity *) xmalloc (sizeof (entity));
+ memcpy (new, old, sizeof (entity));
+ new->owner = new_owner;
+ /*
+ if ((get_type_tpop(get_entity_owner(old)) == type_class) &&
+ (get_type_tpop(new_owner) == type_class)) {
+ new->overwrites = DUP_ARR_F(entity *, old->overwrites);
+ new->overwrittenby = DUP_ARR_F(entity *, old->overwrittenby);
+ } else if ((get_type_tpop(get_entity_owner(old)) != type_class) &&
+ (get_type_tpop(new_owner) == type_class)) {
+ new->overwrites = NEW_ARR_F(entity *, 1);
+ new->overwrittenby = NEW_ARR_F(entity *, 1);
+ }
*/
+ if (is_class_type(new_owner)) {
+ new->overwrites = NEW_ARR_F(entity *, 1);
+ new->overwrittenby = NEW_ARR_F(entity *, 1);
+ }
+#ifdef DEBUG_libfirm
+ new->nr = get_irp_new_node_nr();
+#endif
+
+ insert_entity_in_owner (new);
+
+ return new;
+}
+
+entity *
+copy_entity_name (entity *old, ident *new_name) {
+ entity *new;
+
+ if (old->name == new_name) return old;
+ new = (entity *) xmalloc (sizeof (entity));
+ memcpy (new, old, sizeof (entity));
+ new->name = new_name;
+ new->ld_name = NULL;
+ if (is_class_type(new->owner)) {
+ new->overwrites = DUP_ARR_F(entity *, old->overwrites);
+ new->overwrittenby = DUP_ARR_F(entity *, old->overwrittenby);
+ }
+#ifdef DEBUG_libfirm
+ new->nr = get_irp_new_node_nr();
+#endif
+
+ insert_entity_in_owner (new);
+
+ return new;
+}
+
+
+void
+free_entity (entity *ent) {
+ free_tarval_entity(ent);
+ free_entity_attrs(ent);
+ ent->kind = k_BAD;
+ free(ent);
}
+
+/* Outputs a unique number for this node */
+INLINE long
+get_entity_nr(entity *ent) {
+ assert(ent);
+#ifdef DEBUG_libfirm
+ return ent->nr;
+#else
+ return 0;
#endif
+}
+
+INLINE const char *
+get_entity_name (entity *ent) {
+ assert (ent);
+ return get_id_str(get_entity_ident(ent));
+}
ident *
get_entity_ident (entity *ent) {
}
/*
-void set_entity_ld_name (entity *, char *ld_name);
+void set_entitye_ld_name (entity *, char *ld_name);
void set_entity_ld_ident (entity *, ident *ld_ident);
*/
-inline type *
+INLINE type *
get_entity_owner (entity *ent) {
- return ent->owner;
+ return ent->owner = skip_tid(ent->owner);
}
-inline void
+INLINE void
set_entity_owner (entity *ent, type *owner) {
assert_legal_owner_of_ent(owner);
ent->owner = owner;
}
-inline void /* should this go into type.c? */
+INLINE void /* should this go into type.c? */
assert_legal_owner_of_ent(type *owner) {
- assert (owner->clss.kind == k_type_class ||
- owner->uni.kind == k_type_union ||
- owner->array.kind == k_type_array ||
- owner->method.kind == k_type_method );
+ assert (get_type_tpop_code(owner) == tpo_class ||
+ get_type_tpop_code(owner) == tpo_union ||
+ get_type_tpop_code(owner) == tpo_struct ||
+ get_type_tpop_code(owner) == tpo_array); /* Yes, array has an entity
+ -- to select fields! */
}
-inline ident *
-get_entity_ld_name (entity *ent)
+INLINE ident *
+get_entity_ld_ident (entity *ent)
{
- if (ent->ld_name != NULL) return ent->ld_name;
- return mangle_entity (ent);
+ if (ent->ld_name == NULL)
+ ent->ld_name = mangle_entity (ent);
+ return ent->ld_name;
+}
+
+INLINE void
+set_entity_ld_ident (entity *ent, ident *ld_ident) {
+ ent->ld_name = ld_ident;
+}
+
+INLINE const char *
+get_entity_ld_name (entity *ent) {
+ return get_id_str(get_entity_ld_ident(ent));
}
/*
char *get_entity_ld_name (entity *);
void set_entity_ld_name (entity *, char *ld_name);
-void set_entity_ld_ident (entity *, ident *ld_ident);
*/
-inline type *
+INLINE type *
get_entity_type (entity *ent) {
- return ent->type;
+ return ent->type = skip_tid(ent->type);
}
-inline void
+INLINE void
set_entity_type (entity *ent, type *type) {
ent->type = type;
}
-inline ir_graph *
+
+INLINE ent_allocation
+get_entity_allocation (entity *ent) {
+ return ent->allocation;
+}
+
+INLINE void
+set_entity_allocation (entity *ent, ent_allocation al) {
+ ent->allocation = al;
+}
+
+/* return the name of the visibility */
+const char *get_allocation_name(ent_allocation all)
+{
+#define X(a) case a: return #a
+ switch (all) {
+ X(allocation_automatic);
+ X(allocation_parameter);
+ X(allocation_dynamic);
+ X(allocation_static);
+ default: return "BAD VALUE";
+ }
+#undef X
+}
+
+
+INLINE ent_visibility
+get_entity_visibility (entity *ent) {
+ return ent->visibility;
+}
+
+INLINE void
+set_entity_visibility (entity *ent, ent_visibility vis) {
+ if (vis != visibility_local)
+ assert((ent->allocation == allocation_static) ||
+ (ent->allocation == allocation_automatic));
+ /* @@@ Test that the owner type is not local, but how??
+ && get_class_visibility(get_entity_owner(ent)) != local));*/
+ ent->visibility = vis;
+}
+
+/* return the name of the visibility */
+const char *get_visibility_name(ent_visibility vis)
+{
+#define X(a) case a: return #a
+ switch (vis) {
+ X(visibility_local);
+ X(visibility_external_visible);
+ X(visibility_external_allocated);
+ default: return "BAD VALUE";
+ }
+#undef X
+}
+
+INLINE ent_variability
+get_entity_variability (entity *ent) {
+ return ent->variability;
+}
+
+INLINE void
+set_entity_variability (entity *ent, ent_variability var)
+{
+ if (var == variability_part_constant)
+ assert(is_class_type(ent->type) || is_struct_type(ent->type));
+
+ if ((is_compound_type(ent->type)) &&
+ (ent->variability == variability_uninitialized) && (var != variability_uninitialized)) {
+ /* Allocate datastructures for constant values */
+ ent->values = NEW_ARR_F(ir_node *, 1);
+ ent->val_paths = NEW_ARR_F(compound_graph_path *, 1);
+ }
+
+ if ((is_compound_type(ent->type)) &&
+ (var == variability_uninitialized) && (ent->variability != variability_uninitialized)) {
+ /* Free datastructures for constant values */
+ DEL_ARR_F(ent->values);
+ DEL_ARR_F(ent->val_paths);
+ }
+ ent->variability = var;
+}
+
+/* return the name of the variablity */
+const char *get_variability_name(ent_variability var)
+{
+#define X(a) case a: return #a
+ switch (var) {
+ X(variability_uninitialized);
+ X(variability_initialized);
+ X(variability_part_constant);
+ X(variability_constant);
+ default: return "BAD VALUE";
+ }
+#undef X
+}
+
+INLINE ent_volatility
+get_entity_volatility (entity *ent) {
+ assert (ent);
+ return ent->volatility;
+}
+
+INLINE void
+set_entity_volatility (entity *ent, ent_volatility vol) {
+ assert (ent);
+ ent->volatility = vol;
+}
+
+/* return the name of the volatility */
+const char *get_volatility_name(ent_volatility var)
+{
+#define X(a) case a: return #a
+ switch (var) {
+ X(volatility_non_volatile);
+ X(volatility_is_volatile);
+ default: return "BAD VALUE";
+ }
+#undef X
+}
+
+INLINE peculiarity
+get_entity_peculiarity (entity *ent) {
+ assert (ent);
+ return ent->peculiarity;
+}
+
+INLINE void
+set_entity_peculiarity (entity *ent, peculiarity pec) {
+ assert (ent);
+ /* @@@ why peculiarity only for methods? */
+ assert (is_method_type(ent->type));
+ ent->peculiarity = pec;
+}
+
+/* return the name of the peculiarity */
+const char *get_peculiarity_name(peculiarity var)
+{
+#define X(a) case a: return #a
+ switch (var) {
+ X(peculiarity_description);
+ X(peculiarity_inherited);
+ X(peculiarity_existent);
+ default: return "BAD VALUE";
+ }
+#undef X
+}
+
+/* Set has no effect for existent entities of type method. */
+INLINE ir_node *
+get_atomic_ent_value(entity *ent)
+{
+ assert(ent);
+ assert(is_atomic_entity(ent));
+ assert(ent->variability != variability_uninitialized);
+ return ent->value;
+}
+
+INLINE void
+set_atomic_ent_value(entity *ent, ir_node *val) {
+ assert(ent && is_atomic_entity(ent) && (ent->variability != variability_uninitialized));
+ if (is_method_type(ent->type) && (ent->peculiarity == peculiarity_existent))
+ return;
+ ent->value = val;
+}
+
+/* Returns true if the the node is representable as code on
+ * const_code_irg. */
+int is_irn_const_expression(ir_node *n) {
+ ir_mode *m;
+
+ m = get_irn_mode(n);
+ switch(get_irn_opcode(n)) {
+ case iro_Const:
+ case iro_SymConst:
+ case iro_Unknown:
+ return true; break;
+ case iro_Add:
+ if (is_irn_const_expression(get_Add_left(n)))
+ return is_irn_const_expression(get_Add_right(n));
+ case iro_Conv:
+ case iro_Cast:
+ return is_irn_const_expression(get_irn_n(n, 0));
+ default:
+ return false;
+ break;
+ }
+ return false;
+}
+
+
+ir_node *copy_const_value(ir_node *n) {
+ ir_node *nn;
+ ir_mode *m;
+
+ m = get_irn_mode(n);
+ switch(get_irn_opcode(n)) {
+ case iro_Const:
+ nn = new_Const(m, get_Const_tarval(n)); break;
+ case iro_SymConst:
+ nn = new_SymConst(get_SymConst_type_or_id(n), get_SymConst_kind(n)); break;
+ case iro_Add:
+ nn = new_Add(copy_const_value(get_Add_left(n)),
+ copy_const_value(get_Add_right(n)), m); break;
+ case iro_Cast:
+ nn = new_Cast(copy_const_value(get_Cast_op(n)), get_Cast_type(n)); break;
+ case iro_Conv:
+ nn = new_Conv(copy_const_value(get_Conv_op(n)), m); break;
+ case iro_Unknown:
+ nn = new_Unknown(m); break;
+ default:
+ DDMN(n);
+ assert(0 && "opdope invalid or not implemented");
+ nn = NULL;
+ break;
+ }
+ return nn;
+}
+
+compound_graph_path *
+new_compound_graph_path(type *tp, int length) {
+ compound_graph_path *res;
+ assert(is_type(tp) && is_compound_type(tp));
+ assert(length > 0);
+
+ res = (compound_graph_path *) malloc (sizeof(compound_graph_path) + (length-1) * sizeof(entity *));
+ res->kind = k_ir_compound_graph_path;
+ res->tp = tp;
+ res->len = length;
+ memset(res->nodes, 0, sizeof(entity *) * length);
+ return res;
+}
+
+INLINE void
+free_compound_graph_path (compound_graph_path *gr) {
+ assert(gr && is_compound_graph_path(gr));
+ gr->kind = k_BAD;
+ free(gr);
+}
+
+INLINE int
+is_compound_graph_path(void *thing) {
+ return (get_kind(thing) == k_ir_compound_graph_path);
+}
+
+/* checks whether nodes 0..pos are correct (all lie on a path.) */
+/* @@@ not implemented */
+INLINE int is_proper_compound_graph_path(compound_graph_path *gr, int pos) {
+ int i;
+ entity *node;
+ type *owner = gr->tp;
+ for (i = 0; i <= pos; i++) {
+ node = get_compound_graph_path_node(gr, i);
+ if (get_entity_owner(node) != owner) return false;
+ owner = get_entity_type(node);
+ }
+ if (pos == get_compound_graph_path_length(gr) -1)
+ if (!is_atomic_type(owner)) return false;
+ return true;
+}
+
+INLINE int
+get_compound_graph_path_length(compound_graph_path *gr) {
+ assert(gr && is_compound_graph_path(gr));
+ return gr->len;
+}
+
+INLINE entity *
+get_compound_graph_path_node(compound_graph_path *gr, int pos) {
+ assert(gr && is_compound_graph_path(gr));
+ assert(pos >= 0 && pos < gr->len);
+ return gr->nodes[pos];
+}
+
+INLINE void
+set_compound_graph_path_node(compound_graph_path *gr, int pos, entity *node) {
+ assert(gr && is_compound_graph_path(gr));
+ assert(pos >= 0 && pos < gr->len);
+ assert(is_entity(node));
+ gr->nodes[pos] = node;
+ assert(is_proper_compound_graph_path(gr, pos));
+}
+
+/* A value of a compound entity is a pair of value and the corresponding path to a member of
+ the compound. */
+INLINE void
+add_compound_ent_value_w_path(entity *ent, ir_node *val, compound_graph_path *path) {
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ ARR_APP1 (ir_node *, ent->values, val);
+ ARR_APP1 (compound_graph_path *, ent->val_paths, path);
+}
+
+INLINE void
+set_compound_ent_value_w_path(entity *ent, ir_node *val, compound_graph_path *path, int pos) {
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ ent->values[pos+1] = val;
+ ent->val_paths[pos+1] = path;
+}
+
+INLINE int
+get_compound_ent_n_values(entity *ent) {
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ return (ARR_LEN (ent->values))-1;
+}
+
+INLINE ir_node *
+get_compound_ent_value(entity *ent, int pos) {
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ return ent->values[pos+1];
+}
+
+INLINE compound_graph_path *
+get_compound_ent_value_path(entity *ent, int pos) {
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ return ent->val_paths[pos+1];
+}
+
+void
+remove_compound_ent_value(entity *ent, entity *value_ent) {
+ int i;
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ for (i = 1; i < (ARR_LEN (ent->val_paths)); i++) {
+ compound_graph_path *path = ent->val_paths[i];
+ if (path->nodes[path->len-1] == value_ent) {
+ for(; i < (ARR_LEN (ent->val_paths))-1; i++) {
+ ent->val_paths[i] = ent->val_paths[i+1];
+ ent->values[i] = ent->values[i+1];
+ }
+ ARR_SETLEN(entity*, ent->val_paths, ARR_LEN(ent->val_paths) - 1);
+ ARR_SETLEN(ir_node*, ent->values, ARR_LEN(ent->values) - 1);
+ break;
+ }
+ }
+}
+
+INLINE void
+add_compound_ent_value(entity *ent, ir_node *val, entity *member) {
+ compound_graph_path *path;
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ path = new_compound_graph_path(get_entity_owner(ent), 1);
+ path->nodes[0] = member;
+ add_compound_ent_value_w_path(ent, val, path);
+}
+
+/* Copies the firm subgraph referenced by val to const_code_irg and adds
+ the node as constant initialization to ent.
+ The subgraph may not contain control flow operations.
+INLINE void
+copy_and_add_compound_ent_value(entity *ent, ir_node *val, entity *member) {
+ ir_graph *rem = current_ir_graph;
+
+ assert(get_entity_variability(ent) != variability_uninitialized);
+ current_ir_graph = get_const_code_irg();
+
+ val = copy_const_value(val);
+ add_compound_ent_value(ent, val, member);
+ current_ir_graph = rem;
+ }*/
+
+/* Copies the value i of the entity to current_block in current_ir_graph.
+ir_node *
+copy_compound_ent_value(entity *ent, int pos) {
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ return copy_const_value(ent->values[pos+1]);
+ }*/
+
+INLINE entity *
+get_compound_ent_value_member(entity *ent, int pos) {
+ compound_graph_path *path;
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ path = get_compound_ent_value_path(ent, pos);
+
+ return get_compound_graph_path_node(path, get_compound_graph_path_length(path)-1);
+}
+
+INLINE void
+set_compound_ent_value(entity *ent, ir_node *val, entity *member, int pos) {
+ compound_graph_path *path;
+ assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ path = get_compound_ent_value_path(ent, pos);
+ set_compound_graph_path_node(path, 0, member);
+ set_compound_ent_value_w_path(ent, val, path, pos);
+}
+
+void
+set_array_entity_values(entity *ent, tarval **values, int num_vals) {
+ int i;
+ ir_graph *rem = current_ir_graph;
+ type *arrtp = get_entity_type(ent);
+ ir_node *val;
+
+ assert(is_array_type(arrtp));
+ assert(get_array_n_dimensions(arrtp) == 1);
+ /* One bound is sufficient, the nunmber of constant fields makes the
+ size. */
+ assert(get_array_lower_bound (arrtp, 0) || get_array_upper_bound (arrtp, 0));
+ assert(get_entity_variability(ent) != variability_uninitialized);
+ current_ir_graph = get_const_code_irg();
+
+ for (i = 0; i < num_vals; i++) {
+ val = new_Const(get_tarval_mode (values[i]), values[i]);
+ add_compound_ent_value(ent, val, get_array_element_entity(arrtp));
+ }
+ current_ir_graph = rem;
+}
+
+INLINE int
+get_entity_offset (entity *ent) {
+ return ent->offset;
+}
+
+INLINE void
+set_entity_offset (entity *ent, int offset) {
+ ent->offset = offset;
+}
+
+INLINE void
+add_entity_overwrites (entity *ent, entity *overwritten) {
+ assert(ent);
+ assert(is_class_type(get_entity_owner(ent)));
+ ARR_APP1 (entity *, ent->overwrites, overwritten);
+ ARR_APP1 (entity *, overwritten->overwrittenby, ent);
+}
+
+INLINE int
+get_entity_n_overwrites (entity *ent) {
+ assert(ent);
+ assert(is_class_type(get_entity_owner(ent)));
+ return (ARR_LEN (ent->overwrites))-1;
+}
+
+int
+get_entity_overwrites_index(entity *ent, entity *overwritten) {
+ int i;
+ assert(ent && is_class_type(get_entity_owner(ent)));
+ for (i = 0; i < get_entity_n_overwrites(ent); i++)
+ if (get_entity_overwrites(ent, i) == overwritten)
+ return i;
+ return -1;
+}
+
+INLINE entity *
+get_entity_overwrites (entity *ent, int pos) {
+ assert(ent);
+ assert(is_class_type(get_entity_owner(ent)));
+ assert(pos < get_entity_n_overwrites(ent));
+ return ent->overwrites[pos+1];
+}
+
+INLINE void
+set_entity_overwrites (entity *ent, int pos, entity *overwritten) {
+ assert(ent);
+ assert(is_class_type(get_entity_owner(ent)));
+ assert(pos < get_entity_n_overwrites(ent));
+ ent->overwrites[pos+1] = overwritten;
+}
+
+void
+remove_entity_overwrites(entity *ent, entity *overwritten) {
+ int i;
+ assert(ent && is_class_type(get_entity_owner(ent)));
+ for (i = 1; i < (ARR_LEN (ent->overwrites)); i++)
+ if (ent->overwrites[i] == overwritten) {
+ for(; i < (ARR_LEN (ent->overwrites))-1; i++)
+ ent->overwrites[i] = ent->overwrites[i+1];
+ ARR_SETLEN(entity*, ent->overwrites, ARR_LEN(ent->overwrites) - 1);
+ break;
+ }
+}
+
+INLINE void
+add_entity_overwrittenby (entity *ent, entity *overwrites) {
+ assert(ent);
+ assert(is_class_type(get_entity_owner(ent)));
+ add_entity_overwrites(overwrites, ent);
+}
+
+INLINE int
+get_entity_n_overwrittenby (entity *ent) {
+ assert(ent);
+ assert(is_class_type(get_entity_owner(ent)));
+ return (ARR_LEN (ent->overwrittenby))-1;
+}
+
+int
+get_entity_overwrittenby_index(entity *ent, entity *overwrites) {
+ int i;
+ assert(ent && is_class_type(get_entity_owner(ent)));
+ for (i = 0; i < get_entity_n_overwrittenby(ent); i++)
+ if (get_entity_overwrittenby(ent, i) == overwrites)
+ return i;
+ return -1;
+}
+
+INLINE entity *
+get_entity_overwrittenby (entity *ent, int pos) {
+ assert(ent);
+ assert(is_class_type(get_entity_owner(ent)));
+ assert(pos < get_entity_n_overwrittenby(ent));
+ return ent->overwrittenby[pos+1];
+}
+
+INLINE void
+set_entity_overwrittenby (entity *ent, int pos, entity *overwrites) {
+ assert(ent);
+ assert(is_class_type(get_entity_owner(ent)));
+ assert(pos < get_entity_n_overwrittenby(ent));
+ ent->overwrittenby[pos+1] = overwrites;
+}
+
+void remove_entity_overwrittenby(entity *ent, entity *overwrites) {
+ int i;
+ assert(ent && is_class_type(get_entity_owner(ent)));
+ for (i = 1; i < (ARR_LEN (ent->overwrittenby)); i++)
+ if (ent->overwrittenby[i] == overwrites) {
+ for(; i < (ARR_LEN (ent->overwrittenby))-1; i++)
+ ent->overwrittenby[i] = ent->overwrittenby[i+1];
+ ARR_SETLEN(entity*, ent->overwrittenby, ARR_LEN(ent->overwrittenby) - 1);
+ break;
+ }
+}
+
+/* A link to store intermediate information */
+void *
+get_entity_link(entity *ent) {
+ assert(ent);
+ return ent->link;
+}
+
+void
+set_entity_link(entity *ent, void *l) {
+ assert(ent);
+ ent->link = l;
+}
+
+INLINE ir_graph *
get_entity_irg(entity *ent) {
assert (ent);
- assert (get_kind(ent->type) == k_type_method);
+ assert (is_method_type(ent->type));
return ent->irg;
}
-inline void
+INLINE void
set_entity_irg(entity *ent, ir_graph *irg) {
assert (ent && ent->type);
- assert (irg);
- assert (get_kind(ent->type) == k_type_method);
+ /* Wie kann man die Referenz auf einen IRG löschen, z.B. wenn die
+ * Methode selbst nicht mehr aufgerufen werden kann, die Entität
+ * aber erhalten bleiben soll. */
+ /* assert (irg); */
+ assert (is_method_type(ent->type));
+ assert (ent->peculiarity == peculiarity_existent);
ent->irg = irg;
}
+
+int is_entity (void *thing) {
+ assert(thing);
+ if (get_kind(thing) == k_entity)
+ return 1;
+ else
+ return 0;
+}
+
+int is_atomic_entity(entity *ent) {
+ type* t = get_entity_type(ent);
+ return (is_primitive_type(t) || is_pointer_type(t) ||
+ is_enumeration_type(t) || is_method_type(t));
+}
+
+int is_compound_entity(entity *ent) {
+ type* t = get_entity_type(ent);
+ return (is_class_type(t) || is_struct_type(t) ||
+ is_array_type(t) || is_union_type(t));
+}
+
+/* @@@ not implemnted!!! */
+bool equal_entity(entity *ent1, entity *ent2) {
+ printf(" calling unimplemented equal entity!!! \n");
+ return true;
+}
+
+
+unsigned long get_entity_visited(entity *ent) {
+ assert (ent);
+ return ent->visit;
+}
+void set_entity_visited(entity *ent, unsigned long num) {
+ assert (ent);
+ ent->visit = num;
+}
+/* Sets visited field in entity to entity_visited. */
+void mark_entity_visited(entity *ent) {
+ assert (ent);
+ ent->visit = type_visited;
+}
+
+
+INLINE bool entity_visited(entity *ent) {
+ return get_entity_visited(ent) >= type_visited;
+}
+
+INLINE bool entity_not_visited(entity *ent) {
+ return get_entity_visited(ent) < type_visited;
+}