2 * Copyright (C) 1995-2011 University of Karlsruhe. All right reserved.
4 * This file is part of libFirm.
6 * This file may be distributed and/or modified under the terms of the
7 * GNU General Public License version 2 as published by the Free Software
8 * Foundation and appearing in the file LICENSE.GPL included in the
9 * packaging of this file.
11 * Licensees holding valid libFirm Professional Edition licenses may use
12 * this file in accordance with the libFirm Commercial License.
13 * Agreement provided with the Software.
15 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
16 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * @brief Representation of all program known entities.
23 * @author Martin Trapp, Christian Schaefer, Goetz Lindenmaier, Michael Beck
42 #include "irgraph_t.h"
43 #include "callgraph.h"
46 /** The name of the unknown entity. */
47 #define UNKNOWN_ENTITY_NAME "unknown_entity"
49 ir_entity *get_unknown_entity(void)
51 return irp->unknown_entity;
54 /*-----------------------------------------------------------------*/
56 /*-----------------------------------------------------------------*/
58 static ir_entity *intern_new_entity(ir_type *owner, ir_entity_kind kind,
59 ident *name, ir_type *type, dbg_info *dbgi)
61 ir_entity *res = XMALLOCZ(ir_entity);
69 res->entity_kind = kind;
70 res->volatility = volatility_non_volatile;
71 res->aligned = align_is_aligned;
72 res->usage = ir_usage_unknown;
73 res->compiler_gen = 0;
74 res->visibility = ir_visibility_external;
76 res->offset_bit_remainder = 0;
79 res->repr_class = NULL;
81 res->nr = get_irp_new_node_nr();
84 /* Remember entity in its owner. */
86 add_compound_member(owner, res);
89 set_entity_dbg_info(res, dbgi);
94 ir_entity *new_d_entity(ir_type *owner, ident *name, ir_type *type,
99 if (is_Method_type(type)) {
100 ir_graph *irg = get_const_code_irg();
102 ir_mode *mode = is_Method_type(type) ? mode_P_code : mode_P_data;
103 res = intern_new_entity(owner, IR_ENTITY_METHOD, name, type, db);
105 set_atomic_ent_value(res, new_r_SymConst(irg, mode, sym, symconst_addr_ent));
106 res->linkage = IR_LINKAGE_CONSTANT;
107 res->attr.mtd_attr.irg_add_properties = mtp_property_inherited;
108 res->attr.mtd_attr.vtable_number = IR_VTABLE_NUM_NOT_SET;
109 res->attr.mtd_attr.param_access = NULL;
110 res->attr.mtd_attr.param_weight = NULL;
111 res->attr.mtd_attr.irg = NULL;
112 } else if (owner != NULL
113 && (is_compound_type(owner) && !(owner->flags & tf_segment))) {
114 res = intern_new_entity(owner, IR_ENTITY_COMPOUND_MEMBER, name, type, db);
116 res = intern_new_entity(owner, IR_ENTITY_NORMAL, name, type, db);
119 hook_new_entity(res);
123 ir_entity *new_entity(ir_type *owner, ident *name, ir_type *type)
125 return new_d_entity(owner, name, type, NULL);
128 static ident *make_parameter_entity_name(size_t pos)
131 snprintf(buf, sizeof(buf), "parameter.%lu", (unsigned long) pos);
132 return new_id_from_str(buf);
135 ir_entity *new_d_parameter_entity(ir_type *owner, size_t pos, ir_type *type,
138 ident *name = make_parameter_entity_name(pos);
140 = intern_new_entity(owner, IR_ENTITY_PARAMETER, name, type, dbgi);
141 res->attr.parameter.number = pos;
142 hook_new_entity(res);
146 ir_entity *new_parameter_entity(ir_type *owner, size_t pos, ir_type *type)
148 return new_d_parameter_entity(owner, pos, type, NULL);
151 ir_entity *new_d_label_entity(ir_label_t label, dbg_info *dbgi)
153 ident *name = id_unique("label_%u");
154 ir_type *global_type = get_glob_type();
156 = intern_new_entity(global_type, IR_ENTITY_LABEL, name, get_code_type(),
158 res->attr.code_attr.label = label;
159 hook_new_entity(res);
163 ir_entity *new_label_entity(ir_label_t label)
165 return new_d_label_entity(label, NULL);
169 * Free entity attributes.
171 * @param ent the entity
173 static void free_entity_attrs(ir_entity *ent)
175 if (ent->overwrites != NULL) {
176 DEL_ARR_F(ent->overwrites);
177 ent->overwrites = NULL;
179 if (ent->overwrittenby != NULL) {
180 DEL_ARR_F(ent->overwrittenby);
181 ent->overwrittenby = NULL;
184 if (ent->initializer != NULL) {
185 /* TODO: free initializers */
187 if (ent->entity_kind == IR_ENTITY_METHOD) {
188 if (ent->attr.mtd_attr.param_access) {
189 DEL_ARR_F(ent->attr.mtd_attr.param_access);
190 ent->attr.mtd_attr.param_access = NULL;
192 if (ent->attr.mtd_attr.param_weight) {
193 DEL_ARR_F(ent->attr.mtd_attr.param_weight);
194 ent->attr.mtd_attr.param_weight = NULL;
200 * Creates a deep copy of an entity.
202 static ir_entity *deep_entity_copy(ir_entity *old)
204 ir_entity *newe = XMALLOC(ir_entity);
207 if (old->initializer != NULL) {
208 /* FIXME: the initializers are NOT copied */
209 } else if (is_method_entity(old)) {
210 /* do NOT copy them, reanalyze. This might be the best solution */
211 newe->attr.mtd_attr.param_access = NULL;
212 newe->attr.mtd_attr.param_weight = NULL;
214 newe->overwrites = NULL;
215 newe->overwrittenby = NULL;
218 newe->nr = get_irp_new_node_nr();
220 hook_new_entity(newe);
224 ir_entity *copy_entity_own(ir_entity *old, ir_type *new_owner)
227 assert(is_entity(old));
228 assert(is_compound_type(new_owner));
229 assert(get_type_state(new_owner) != layout_fixed);
231 if (old->owner == new_owner)
234 /* create a deep copy so we are safe of aliasing and double-freeing. */
235 newe = deep_entity_copy(old);
236 newe->owner = new_owner;
237 add_compound_member(new_owner, newe);
242 ir_entity *copy_entity_name(ir_entity *old, ident *new_name)
245 assert(old && old->kind == k_entity);
247 if (old->name == new_name)
250 newe = deep_entity_copy(old);
251 newe->name = new_name;
252 newe->ld_name = NULL;
253 add_compound_member(old->owner, newe);
258 void free_entity(ir_entity *ent)
260 if (ent->owner != NULL && !is_Array_type(ent->owner))
261 remove_compound_member(ent->owner, ent);
263 assert(ent && ent->kind == k_entity);
264 free_entity_attrs(ent);
271 long get_entity_nr(const ir_entity *ent)
273 assert(ent && ent->kind == k_entity);
277 return (long)PTR_TO_INT(ent);
281 const char *(get_entity_name)(const ir_entity *ent)
283 return _get_entity_name(ent);
286 ident *(get_entity_ident)(const ir_entity *ent)
288 return _get_entity_ident(ent);
291 void (set_entity_ident)(ir_entity *ent, ident *id)
293 _set_entity_ident(ent, id);
296 ir_type *(get_entity_owner)(const ir_entity *ent)
298 return _get_entity_owner(ent);
301 void set_entity_owner(ir_entity *ent, ir_type *owner)
303 assert(is_entity(ent));
304 assert(is_compound_type(owner));
306 remove_compound_member(ent->owner, ent);
307 add_compound_member(owner, ent);
311 ident *(get_entity_ld_ident)(const ir_entity *ent)
313 return _get_entity_ld_ident(ent);
316 void (set_entity_ld_ident)(ir_entity *ent, ident *ld_ident)
318 _set_entity_ld_ident(ent, ld_ident);
321 const char *(get_entity_ld_name)(const ir_entity *ent)
323 return _get_entity_ld_name(ent);
326 int entity_has_ld_ident(const ir_entity *entity)
328 return entity->ld_name != NULL;
331 ir_type *(get_entity_type)(const ir_entity *ent)
333 return _get_entity_type(ent);
336 void set_entity_type(ir_entity *ent, ir_type *type)
338 switch (ent->entity_kind) {
339 case IR_ENTITY_METHOD:
340 assert(is_Method_type(type));
342 case IR_ENTITY_NORMAL:
343 assert(!is_Method_type(type));
345 case IR_ENTITY_LABEL:
346 assert(type == get_code_type());
348 case IR_ENTITY_COMPOUND_MEMBER:
354 ir_volatility (get_entity_volatility)(const ir_entity *ent)
356 return _get_entity_volatility(ent);
359 void (set_entity_volatility)(ir_entity *ent, ir_volatility vol)
361 _set_entity_volatility(ent, vol);
364 const char *get_volatility_name(ir_volatility var)
366 #define X(a) case a: return #a
368 X(volatility_non_volatile);
369 X(volatility_is_volatile);
370 default: return "BAD VALUE";
375 ir_align (get_entity_aligned)(const ir_entity *ent)
377 return _get_entity_aligned(ent);
380 void (set_entity_aligned)(ir_entity *ent, ir_align a)
382 _set_entity_aligned(ent, a);
385 unsigned (get_entity_alignment)(const ir_entity *ent)
387 return _get_entity_alignment(ent);
390 void (set_entity_alignment)(ir_entity *ent, unsigned alignment)
392 _set_entity_alignment(ent, alignment);
395 const char *get_align_name(ir_align a)
397 #define X(a) case a: return #a
399 X(align_non_aligned);
401 default: return "BAD VALUE";
406 void set_entity_label(ir_entity *ent, ir_label_t label)
408 assert(ent->entity_kind == IR_ENTITY_LABEL);
409 ent->attr.code_attr.label = label;
412 ir_label_t get_entity_label(const ir_entity *ent)
414 assert(ent->entity_kind == IR_ENTITY_LABEL);
415 return ent->attr.code_attr.label;
418 void set_entity_visibility(ir_entity *entity, ir_visibility visibility)
420 entity->visibility = visibility;
423 ir_visibility get_entity_visibility(const ir_entity *entity)
425 return (ir_visibility)entity->visibility;
428 void set_entity_linkage(ir_entity *entity, ir_linkage linkage)
430 entity->linkage = linkage;
433 ir_linkage (get_entity_linkage)(const ir_entity *entity)
435 return get_entity_linkage(entity);
438 void add_entity_linkage(ir_entity *entity, ir_linkage linkage)
440 entity->linkage |= linkage;
443 void remove_entity_linkage(ir_entity *entity, ir_linkage linkage)
445 entity->linkage &= ~linkage;
448 int (is_entity_compiler_generated)(const ir_entity *ent)
450 return _is_entity_compiler_generated(ent);
453 void (set_entity_compiler_generated)(ir_entity *ent, int flag)
455 _set_entity_compiler_generated(ent, flag);
458 ir_entity_usage (get_entity_usage)(const ir_entity *ent)
460 return _get_entity_usage(ent);
463 void (set_entity_usage)(ir_entity *ent, ir_entity_usage flags)
465 _set_entity_usage(ent, flags);
468 ir_node *get_atomic_ent_value(const ir_entity *entity)
470 ir_initializer_t *initializer = get_entity_initializer(entity);
472 assert(entity && is_atomic_entity(entity));
473 if (initializer == NULL) {
474 ir_type *type = get_entity_type(entity);
475 return new_r_Unknown(get_const_code_irg(), get_type_mode(type));
478 switch (get_initializer_kind(initializer)) {
479 case IR_INITIALIZER_NULL: {
480 ir_type *type = get_entity_type(entity);
481 ir_mode *mode = get_type_mode(type);
482 return new_r_Const(get_const_code_irg(), get_mode_null(mode));
484 case IR_INITIALIZER_TARVAL: {
485 ir_tarval *tv = get_initializer_tarval_value(initializer);
486 return new_r_Const(get_const_code_irg(), tv);
488 case IR_INITIALIZER_CONST:
489 return get_initializer_const_value(initializer);
490 case IR_INITIALIZER_COMPOUND:
491 panic("compound initializer in atomic entity not allowed (%+F)", entity);
494 panic("invalid initializer kind (%+F)", entity);
497 void set_atomic_ent_value(ir_entity *entity, ir_node *val)
499 ir_initializer_t *initializer;
501 assert(is_atomic_entity(entity));
503 assert(is_Dummy(val) || get_irn_mode(val) == get_type_mode(entity->type));
504 initializer = create_initializer_const(val);
505 entity->initializer = initializer;
508 int is_irn_const_expression(ir_node *n)
510 /* we are in danger iff an exception will arise. TODO: be more precisely,
511 * for instance Div. will NOT rise if divisor != 0
513 if (is_binop(n) && !is_fragile_op(n))
514 return is_irn_const_expression(get_binop_left(n)) && is_irn_const_expression(get_binop_right(n));
516 switch (get_irn_opcode(n)) {
523 return is_irn_const_expression(get_irn_n(n, 0));
530 ir_node *copy_const_value(dbg_info *dbg, ir_node *n, ir_node *block)
532 ir_graph *irg = get_irn_irg(block);
536 /* @@@ GL I think we should implement this using the routines from irgopt for
537 dead node elimination/inlineing. */
540 switch (get_irn_opcode(n)) {
542 nn = new_rd_Const(dbg, irg, get_Const_tarval(n));
545 nn = new_rd_SymConst(dbg, irg, get_irn_mode(n), get_SymConst_symbol(n), get_SymConst_kind(n));
548 nn = new_rd_Add(dbg, block,
549 copy_const_value(dbg, get_Add_left(n), block),
550 copy_const_value(dbg, get_Add_right(n), block), m);
553 nn = new_rd_Sub(dbg, block,
554 copy_const_value(dbg, get_Sub_left(n), block),
555 copy_const_value(dbg, get_Sub_right(n), block), m);
558 nn = new_rd_Mul(dbg, block,
559 copy_const_value(dbg, get_Mul_left(n), block),
560 copy_const_value(dbg, get_Mul_right(n), block), m);
563 nn = new_rd_And(dbg, block,
564 copy_const_value(dbg, get_And_left(n), block),
565 copy_const_value(dbg, get_And_right(n), block), m);
568 nn = new_rd_Or(dbg, block,
569 copy_const_value(dbg, get_Or_left(n), block),
570 copy_const_value(dbg, get_Or_right(n), block), m);
573 nn = new_rd_Eor(dbg, block,
574 copy_const_value(dbg, get_Eor_left(n), block),
575 copy_const_value(dbg, get_Eor_right(n), block), m);
578 nn = new_rd_Cast(dbg, block,
579 copy_const_value(dbg, get_Cast_op(n), block),
583 nn = new_rd_Conv(dbg, block,
584 copy_const_value(dbg, get_Conv_op(n), block), m);
587 nn = new_rd_Minus(dbg, block,
588 copy_const_value(dbg, get_Minus_op(n), block), m);
591 nn = new_rd_Not(dbg, block,
592 copy_const_value(dbg, get_Not_op(n), block), m);
595 nn = new_r_Unknown(irg, m); break;
597 panic("opcode invalid or not implemented %+F", n);
602 const char *get_initializer_kind_name(ir_initializer_kind_t ini)
604 #define X(a) case a: return #a
606 X(IR_INITIALIZER_CONST);
607 X(IR_INITIALIZER_TARVAL);
608 X(IR_INITIALIZER_NULL);
609 X(IR_INITIALIZER_COMPOUND);
610 default: return "BAD VALUE";
615 static ir_initializer_t null_initializer = { IR_INITIALIZER_NULL };
617 ir_initializer_t *get_initializer_null(void)
619 return &null_initializer;
622 ir_initializer_t *create_initializer_const(ir_node *value)
624 struct obstack *obst = get_irg_obstack(get_const_code_irg());
626 ir_initializer_t *initializer
627 = (ir_initializer_t*)OALLOC(obst, ir_initializer_const_t);
628 initializer->kind = IR_INITIALIZER_CONST;
629 initializer->consti.value = value;
634 ir_initializer_t *create_initializer_tarval(ir_tarval *tv)
636 struct obstack *obst = get_irg_obstack(get_const_code_irg());
638 ir_initializer_t *initializer
639 = (ir_initializer_t*)OALLOC(obst, ir_initializer_tarval_t);
640 initializer->kind = IR_INITIALIZER_TARVAL;
641 initializer->tarval.value = tv;
646 ir_initializer_t *create_initializer_compound(size_t n_entries)
648 struct obstack *obst = get_irg_obstack(get_const_code_irg());
651 size_t size = sizeof(ir_initializer_compound_t)
652 + n_entries * sizeof(ir_initializer_t*)
653 - sizeof(ir_initializer_t*);
655 ir_initializer_t *initializer
656 = (ir_initializer_t*)obstack_alloc(obst, size);
657 initializer->kind = IR_INITIALIZER_COMPOUND;
658 initializer->compound.n_initializers = n_entries;
660 for (i = 0; i < n_entries; ++i) {
661 initializer->compound.initializers[i] = get_initializer_null();
667 ir_node *get_initializer_const_value(const ir_initializer_t *initializer)
669 assert(initializer->kind == IR_INITIALIZER_CONST);
670 return skip_Id(initializer->consti.value);
673 ir_tarval *get_initializer_tarval_value(const ir_initializer_t *initializer)
675 assert(initializer->kind == IR_INITIALIZER_TARVAL);
676 return initializer->tarval.value;
679 size_t get_initializer_compound_n_entries(const ir_initializer_t *initializer)
681 assert(initializer->kind == IR_INITIALIZER_COMPOUND);
682 return initializer->compound.n_initializers;
685 void set_initializer_compound_value(ir_initializer_t *initializer,
686 size_t index, ir_initializer_t *value)
688 assert(initializer->kind == IR_INITIALIZER_COMPOUND);
689 assert(index < initializer->compound.n_initializers);
691 initializer->compound.initializers[index] = value;
694 ir_initializer_t *get_initializer_compound_value(
695 const ir_initializer_t *initializer, size_t index)
697 assert(initializer->kind == IR_INITIALIZER_COMPOUND);
698 assert(index < initializer->compound.n_initializers);
700 return initializer->compound.initializers[index];
703 ir_initializer_kind_t get_initializer_kind(const ir_initializer_t *initializer)
705 return initializer->kind;
708 static void check_entity_initializer(ir_entity *entity)
711 ir_initializer_t *initializer = entity->initializer;
712 ir_type *entity_tp = get_entity_type(entity);
713 switch (initializer->kind) {
714 case IR_INITIALIZER_COMPOUND:
715 assert(is_compound_type(entity_tp) || is_Array_type(entity_tp));
717 case IR_INITIALIZER_CONST:
718 /* methods are initialized by a SymConst */
719 assert(is_atomic_type(entity_tp) || is_Method_type(entity_tp));
721 case IR_INITIALIZER_TARVAL:
722 assert(is_atomic_type(entity_tp));
724 case IR_INITIALIZER_NULL:
730 void set_entity_initializer(ir_entity *entity, ir_initializer_t *initializer)
732 entity->initializer = initializer;
733 check_entity_initializer(entity);
736 int has_entity_initializer(const ir_entity *entity)
738 return entity->initializer != NULL;
741 ir_initializer_t *get_entity_initializer(const ir_entity *entity)
743 return entity->initializer;
746 int (get_entity_offset)(const ir_entity *ent)
748 return _get_entity_offset(ent);
751 void (set_entity_offset)(ir_entity *ent, int offset)
753 _set_entity_offset(ent, offset);
756 unsigned char (get_entity_offset_bits_remainder)(const ir_entity *ent)
758 return _get_entity_offset_bits_remainder(ent);
761 void (set_entity_offset_bits_remainder)(ir_entity *ent, unsigned char offset)
763 _set_entity_offset_bits_remainder(ent, offset);
766 void add_entity_overwrites(ir_entity *ent, ir_entity *overwritten)
768 if (ent->overwrites == NULL) {
769 ent->overwrites = NEW_ARR_F(ir_entity*, 0);
771 ARR_APP1(ir_entity *, ent->overwrites, overwritten);
772 if (overwritten->overwrittenby == NULL) {
773 overwritten->overwrittenby = NEW_ARR_F(ir_entity*, 0);
775 ARR_APP1(ir_entity *, overwritten->overwrittenby, ent);
778 size_t get_entity_n_overwrites(const ir_entity *ent)
780 if (ent->overwrites == NULL)
782 return ARR_LEN(ent->overwrites);
785 size_t get_entity_overwrites_index(const ir_entity *ent, ir_entity *overwritten)
788 size_t n = get_entity_n_overwrites(ent);
789 for (i = 0; i < n; ++i) {
790 if (get_entity_overwrites(ent, i) == overwritten)
796 ir_entity *get_entity_overwrites(const ir_entity *ent, size_t pos)
798 assert(pos < get_entity_n_overwrites(ent));
799 return ent->overwrites[pos];
802 void set_entity_overwrites(ir_entity *ent, size_t pos, ir_entity *overwritten)
804 assert(pos < get_entity_n_overwrites(ent));
805 ent->overwrites[pos] = overwritten;
808 void remove_entity_overwrites(ir_entity *ent, ir_entity *overwritten)
811 size_t n = get_entity_n_overwrites(ent);
812 for (i = 0; i < n; ++i) {
813 if (ent->overwrites[i] == overwritten) {
814 for (; i < n - 1; i++)
815 ent->overwrites[i] = ent->overwrites[i+1];
816 ARR_SETLEN(ir_entity*, ent->overwrites, n - 1);
823 size_t get_entity_n_overwrittenby(const ir_entity *ent)
825 if (ent->overwrittenby == NULL)
827 return ARR_LEN(ent->overwrittenby);
830 size_t get_entity_overwrittenby_index(const ir_entity *ent,
831 ir_entity *overwrites)
834 size_t n = get_entity_n_overwrittenby(ent);
835 for (i = 0; i < n; ++i) {
836 if (get_entity_overwrittenby(ent, i) == overwrites)
842 ir_entity *get_entity_overwrittenby(const ir_entity *ent, size_t pos)
844 assert(pos < get_entity_n_overwrittenby(ent));
845 return ent->overwrittenby[pos];
848 void set_entity_overwrittenby(ir_entity *ent, size_t pos, ir_entity *overwrites)
850 assert(pos < get_entity_n_overwrittenby(ent));
851 ent->overwrittenby[pos] = overwrites;
854 void remove_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites)
857 size_t n = get_entity_n_overwrittenby(ent);
858 for (i = 0; i < n; ++i) {
859 if (ent->overwrittenby[i] == overwrites) {
860 for (; i < n - 1; ++i)
861 ent->overwrittenby[i] = ent->overwrittenby[i+1];
862 ARR_SETLEN(ir_entity*, ent->overwrittenby, n - 1);
868 void *(get_entity_link)(const ir_entity *ent)
870 return _get_entity_link(ent);
873 void (set_entity_link)(ir_entity *ent, void *l)
875 _set_entity_link(ent, l);
878 ir_graph *(get_entity_irg)(const ir_entity *ent)
880 return _get_entity_irg(ent);
883 void set_entity_irg(ir_entity *ent, ir_graph *irg)
885 assert(is_method_entity(ent));
886 assert(get_entity_peculiarity(ent) == peculiarity_existent);
887 ent->attr.mtd_attr.irg = irg;
890 int (is_parameter_entity)(const ir_entity *entity)
892 return _is_parameter_entity(entity);
895 size_t (get_entity_parameter_number)(const ir_entity *entity)
897 return _get_entity_parameter_number(entity);
900 void set_entity_parameter_number(ir_entity *entity, size_t n)
902 assert(is_parameter_entity(entity));
903 entity->attr.parameter.number = n;
906 unsigned get_entity_vtable_number(const ir_entity *ent)
908 assert(is_method_entity((ir_entity *)ent));
909 return ent->attr.mtd_attr.vtable_number;
912 void set_entity_vtable_number(ir_entity *ent, unsigned vtable_number)
914 assert(is_method_entity(ent));
915 ent->attr.mtd_attr.vtable_number = vtable_number;
918 int is_unknown_entity(const ir_entity *entity)
920 return entity->entity_kind == IR_ENTITY_UNKNOWN;
923 int (is_entity)(const void *thing)
925 return _is_entity(thing);
928 int is_atomic_entity(const ir_entity *ent)
930 ir_type *t = get_entity_type(ent);
931 const tp_op *op = get_type_tpop(t);
932 return (op == type_primitive || op == type_pointer ||
933 op == type_enumeration || op == type_method);
936 int is_compound_entity(const ir_entity *ent)
938 ir_type *t = get_entity_type(ent);
939 const tp_op *op = get_type_tpop(t);
940 return (op == type_class || op == type_struct ||
941 op == type_array || op == type_union);
944 int is_method_entity(const ir_entity *ent)
946 ir_type *t = get_entity_type(ent);
947 return is_Method_type(t);
950 ir_visited_t (get_entity_visited)(const ir_entity *ent)
952 return _get_entity_visited(ent);
955 void (set_entity_visited)(ir_entity *ent, ir_visited_t num)
957 _set_entity_visited(ent, num);
960 void (mark_entity_visited)(ir_entity *ent)
962 _mark_entity_visited(ent);
965 int (entity_visited)(const ir_entity *ent)
967 return _entity_visited(ent);
970 int (entity_not_visited)(const ir_entity *ent)
972 return _entity_not_visited(ent);
975 mtp_additional_properties get_entity_additional_properties(const ir_entity *ent)
979 assert(is_method_entity(ent));
981 /* first check, if the graph has additional properties */
982 irg = get_entity_irg(ent);
985 return get_irg_additional_properties(irg);
987 if (ent->attr.mtd_attr.irg_add_properties & mtp_property_inherited)
988 return get_method_additional_properties(get_entity_type(ent));
990 return ent->attr.mtd_attr.irg_add_properties;
993 void set_entity_additional_properties(ir_entity *ent, mtp_additional_properties property_mask)
997 assert(is_method_entity(ent));
999 /* first check, if the graph exists */
1000 irg = get_entity_irg(ent);
1002 set_irg_additional_properties(irg, property_mask);
1004 /* do not allow to set the mtp_property_inherited flag or
1005 * the automatic inheritance of flags will not work */
1006 ent->attr.mtd_attr.irg_add_properties = property_mask & ~mtp_property_inherited;
1010 void add_entity_additional_properties(ir_entity *ent, mtp_additional_properties properties)
1014 assert(is_method_entity(ent));
1016 /* first check, if the graph exists */
1017 irg = get_entity_irg(ent);
1019 add_irg_additional_properties(irg, properties);
1021 mtp_additional_properties mask = ent->attr.mtd_attr.irg_add_properties;
1023 if (mask & mtp_property_inherited)
1024 mask = get_method_additional_properties(get_entity_type(ent));
1026 /* do not allow to set the mtp_property_inherited flag or
1027 * the automatic inheritance of flags will not work */
1028 ent->attr.mtd_attr.irg_add_properties = mask | (properties & ~mtp_property_inherited);
1032 ir_type *(get_entity_repr_class)(const ir_entity *ent)
1034 return _get_entity_repr_class(ent);
1037 dbg_info *(get_entity_dbg_info)(const ir_entity *ent)
1039 return _get_entity_dbg_info(ent);
1042 void (set_entity_dbg_info)(ir_entity *ent, dbg_info *db)
1044 _set_entity_dbg_info(ent, db);
1047 int entity_is_externally_visible(const ir_entity *entity)
1049 return get_entity_visibility(entity) != ir_visibility_local
1050 || (get_entity_linkage(entity) & IR_LINKAGE_HIDDEN_USER);
1053 int entity_has_definition(const ir_entity *entity)
1055 if (is_method_entity(entity)) {
1056 return get_entity_irg(entity) != NULL
1057 && (get_entity_linkage(entity) & IR_LINKAGE_NO_CODEGEN) == 0;
1059 return entity->initializer != NULL;
1063 void ir_init_entity(ir_prog *irp)
1065 ident *id = new_id_from_str(UNKNOWN_ENTITY_NAME);
1066 irp->unknown_entity = intern_new_entity(NULL, IR_ENTITY_UNKNOWN, id,
1067 irp->unknown_type, NULL);
1068 set_entity_visibility(irp->unknown_entity, ir_visibility_external);
1069 set_entity_ld_ident(irp->unknown_entity, id);
1070 hook_new_entity(irp->unknown_entity);
1073 void ir_finish_entity(ir_prog *irp)
1075 free_entity(irp->unknown_entity);
1078 ir_allocation get_entity_allocation(const ir_entity *entity)
1080 return (ir_allocation)entity->allocation;
1083 void set_entity_allocation(ir_entity *entity, ir_allocation allocation)
1085 entity->allocation = allocation;
1088 ir_peculiarity get_entity_peculiarity(const ir_entity *entity)
1090 return (ir_peculiarity)entity->peculiarity;
1093 void set_entity_peculiarity(ir_entity *entity, ir_peculiarity peculiarity)
1095 entity->peculiarity = peculiarity;
1098 void set_entity_final(ir_entity *entity, int final)
1100 entity->final = final;
1103 int is_entity_final(const ir_entity *entity)
1105 return entity->final;