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 res = intern_new_entity(owner, IR_ENTITY_METHOD, name, type, db);
104 set_atomic_ent_value(res, new_r_SymConst(irg, mode_P_code, sym, symconst_addr_ent));
105 res->linkage = IR_LINKAGE_CONSTANT;
106 res->attr.mtd_attr.properties = get_method_additional_properties(type);
107 res->attr.mtd_attr.vtable_number = IR_VTABLE_NUM_NOT_SET;
108 res->attr.mtd_attr.param_access = NULL;
109 res->attr.mtd_attr.param_weight = NULL;
110 res->attr.mtd_attr.irg = NULL;
111 } else if (owner != NULL
112 && (is_compound_type(owner) && !(owner->flags & tf_segment))) {
113 res = intern_new_entity(owner, IR_ENTITY_COMPOUND_MEMBER, name, type, db);
115 res = intern_new_entity(owner, IR_ENTITY_NORMAL, name, type, db);
118 hook_new_entity(res);
122 ir_entity *new_entity(ir_type *owner, ident *name, ir_type *type)
124 return new_d_entity(owner, name, type, NULL);
127 static ident *make_parameter_entity_name(size_t pos)
130 snprintf(buf, sizeof(buf), "parameter.%lu", (unsigned long) pos);
131 return new_id_from_str(buf);
134 ir_entity *new_d_parameter_entity(ir_type *owner, size_t pos, ir_type *type,
137 ident *name = make_parameter_entity_name(pos);
139 = intern_new_entity(owner, IR_ENTITY_PARAMETER, name, type, dbgi);
140 res->attr.parameter.number = pos;
141 hook_new_entity(res);
145 ir_entity *new_parameter_entity(ir_type *owner, size_t pos, ir_type *type)
147 return new_d_parameter_entity(owner, pos, type, NULL);
150 ir_entity *new_d_label_entity(ir_label_t label, dbg_info *dbgi)
152 ident *name = id_unique("label_%u");
153 ir_type *global_type = get_glob_type();
155 = intern_new_entity(global_type, IR_ENTITY_LABEL, name, get_code_type(),
157 res->attr.code_attr.label = label;
158 hook_new_entity(res);
162 ir_entity *new_label_entity(ir_label_t label)
164 return new_d_label_entity(label, NULL);
168 * Free entity attributes.
170 * @param ent the entity
172 static void free_entity_attrs(ir_entity *ent)
174 if (ent->overwrites != NULL) {
175 DEL_ARR_F(ent->overwrites);
176 ent->overwrites = NULL;
178 if (ent->overwrittenby != NULL) {
179 DEL_ARR_F(ent->overwrittenby);
180 ent->overwrittenby = NULL;
183 if (ent->initializer != NULL) {
184 /* TODO: free initializers */
186 if (ent->entity_kind == IR_ENTITY_METHOD) {
187 if (ent->attr.mtd_attr.param_access) {
188 DEL_ARR_F(ent->attr.mtd_attr.param_access);
189 ent->attr.mtd_attr.param_access = NULL;
191 if (ent->attr.mtd_attr.param_weight) {
192 DEL_ARR_F(ent->attr.mtd_attr.param_weight);
193 ent->attr.mtd_attr.param_weight = NULL;
199 * Creates a deep copy of an entity.
201 static ir_entity *deep_entity_copy(ir_entity *old)
203 ir_entity *newe = XMALLOC(ir_entity);
206 if (old->initializer != NULL) {
207 /* FIXME: the initializers are NOT copied */
208 } else if (is_method_entity(old)) {
209 /* do NOT copy them, reanalyze. This might be the best solution */
210 newe->attr.mtd_attr.param_access = NULL;
211 newe->attr.mtd_attr.param_weight = NULL;
213 newe->overwrites = NULL;
214 newe->overwrittenby = NULL;
217 newe->nr = get_irp_new_node_nr();
219 hook_new_entity(newe);
223 ir_entity *copy_entity_own(ir_entity *old, ir_type *new_owner)
226 assert(is_entity(old));
227 assert(is_compound_type(new_owner));
228 assert(get_type_state(new_owner) != layout_fixed);
230 if (old->owner == new_owner)
233 /* create a deep copy so we are safe of aliasing and double-freeing. */
234 newe = deep_entity_copy(old);
235 newe->owner = new_owner;
236 add_compound_member(new_owner, newe);
241 ir_entity *copy_entity_name(ir_entity *old, ident *new_name)
244 assert(old && old->kind == k_entity);
246 if (old->name == new_name)
249 newe = deep_entity_copy(old);
250 newe->name = new_name;
251 newe->ld_name = NULL;
252 add_compound_member(old->owner, newe);
257 void free_entity(ir_entity *ent)
259 if (ent->owner != NULL && !is_Array_type(ent->owner))
260 remove_compound_member(ent->owner, ent);
262 assert(ent && ent->kind == k_entity);
263 free_entity_attrs(ent);
270 long get_entity_nr(const ir_entity *ent)
272 assert(ent && ent->kind == k_entity);
276 return (long)PTR_TO_INT(ent);
280 const char *(get_entity_name)(const ir_entity *ent)
282 return _get_entity_name(ent);
285 ident *(get_entity_ident)(const ir_entity *ent)
287 return _get_entity_ident(ent);
290 void (set_entity_ident)(ir_entity *ent, ident *id)
292 _set_entity_ident(ent, id);
295 ir_type *(get_entity_owner)(const ir_entity *ent)
297 return _get_entity_owner(ent);
300 void set_entity_owner(ir_entity *ent, ir_type *owner)
302 assert(is_entity(ent));
303 assert(is_compound_type(owner));
305 remove_compound_member(ent->owner, ent);
306 add_compound_member(owner, ent);
310 ident *(get_entity_ld_ident)(const ir_entity *ent)
312 return _get_entity_ld_ident(ent);
315 void (set_entity_ld_ident)(ir_entity *ent, ident *ld_ident)
317 _set_entity_ld_ident(ent, ld_ident);
320 const char *(get_entity_ld_name)(const ir_entity *ent)
322 return _get_entity_ld_name(ent);
325 int entity_has_ld_ident(const ir_entity *entity)
327 return entity->ld_name != NULL;
330 ir_type *(get_entity_type)(const ir_entity *ent)
332 return _get_entity_type(ent);
335 void set_entity_type(ir_entity *ent, ir_type *type)
337 switch (ent->entity_kind) {
338 case IR_ENTITY_METHOD:
339 assert(is_Method_type(type));
341 case IR_ENTITY_NORMAL:
342 assert(!is_Method_type(type));
344 case IR_ENTITY_LABEL:
345 assert(type == get_code_type());
347 case IR_ENTITY_COMPOUND_MEMBER:
353 ir_volatility (get_entity_volatility)(const ir_entity *ent)
355 return _get_entity_volatility(ent);
358 void (set_entity_volatility)(ir_entity *ent, ir_volatility vol)
360 _set_entity_volatility(ent, vol);
363 const char *get_volatility_name(ir_volatility var)
365 #define X(a) case a: return #a
367 X(volatility_non_volatile);
368 X(volatility_is_volatile);
369 default: return "BAD VALUE";
374 ir_align (get_entity_aligned)(const ir_entity *ent)
376 return _get_entity_aligned(ent);
379 void (set_entity_aligned)(ir_entity *ent, ir_align a)
381 _set_entity_aligned(ent, a);
384 unsigned (get_entity_alignment)(const ir_entity *ent)
386 return _get_entity_alignment(ent);
389 void (set_entity_alignment)(ir_entity *ent, unsigned alignment)
391 _set_entity_alignment(ent, alignment);
394 const char *get_align_name(ir_align a)
396 #define X(a) case a: return #a
398 X(align_non_aligned);
400 default: return "BAD VALUE";
405 void set_entity_label(ir_entity *ent, ir_label_t label)
407 assert(ent->entity_kind == IR_ENTITY_LABEL);
408 ent->attr.code_attr.label = label;
411 ir_label_t get_entity_label(const ir_entity *ent)
413 assert(ent->entity_kind == IR_ENTITY_LABEL);
414 return ent->attr.code_attr.label;
417 void set_entity_visibility(ir_entity *entity, ir_visibility visibility)
419 entity->visibility = visibility;
422 ir_visibility get_entity_visibility(const ir_entity *entity)
424 return (ir_visibility)entity->visibility;
427 void set_entity_linkage(ir_entity *entity, ir_linkage linkage)
429 entity->linkage = linkage;
432 ir_linkage (get_entity_linkage)(const ir_entity *entity)
434 return get_entity_linkage(entity);
437 void add_entity_linkage(ir_entity *entity, ir_linkage linkage)
439 entity->linkage |= linkage;
442 void remove_entity_linkage(ir_entity *entity, ir_linkage linkage)
444 entity->linkage &= ~linkage;
447 int (is_entity_compiler_generated)(const ir_entity *ent)
449 return _is_entity_compiler_generated(ent);
452 void (set_entity_compiler_generated)(ir_entity *ent, int flag)
454 _set_entity_compiler_generated(ent, flag);
457 ir_entity_usage (get_entity_usage)(const ir_entity *ent)
459 return _get_entity_usage(ent);
462 void (set_entity_usage)(ir_entity *ent, ir_entity_usage flags)
464 _set_entity_usage(ent, flags);
467 ir_node *get_atomic_ent_value(const ir_entity *entity)
469 ir_initializer_t *initializer = get_entity_initializer(entity);
471 assert(entity && is_atomic_entity(entity));
472 if (initializer == NULL) {
473 ir_type *type = get_entity_type(entity);
474 return new_r_Unknown(get_const_code_irg(), get_type_mode(type));
477 switch (get_initializer_kind(initializer)) {
478 case IR_INITIALIZER_NULL: {
479 ir_type *type = get_entity_type(entity);
480 ir_mode *mode = get_type_mode(type);
481 return new_r_Const(get_const_code_irg(), get_mode_null(mode));
483 case IR_INITIALIZER_TARVAL: {
484 ir_tarval *tv = get_initializer_tarval_value(initializer);
485 return new_r_Const(get_const_code_irg(), tv);
487 case IR_INITIALIZER_CONST:
488 return get_initializer_const_value(initializer);
489 case IR_INITIALIZER_COMPOUND:
490 panic("compound initializer in atomic entity not allowed (%+F)", entity);
493 panic("invalid initializer kind (%+F)", entity);
496 void set_atomic_ent_value(ir_entity *entity, ir_node *val)
498 ir_initializer_t *initializer;
500 assert(is_atomic_entity(entity));
502 assert(is_Dummy(val) || get_irn_mode(val) == get_type_mode(entity->type));
503 initializer = create_initializer_const(val);
504 entity->initializer = initializer;
507 int is_irn_const_expression(ir_node *n)
509 /* we are in danger iff an exception will arise. TODO: be more precisely,
510 * for instance Div. will NOT rise if divisor != 0
512 if (is_binop(n) && !is_fragile_op(n))
513 return is_irn_const_expression(get_binop_left(n)) && is_irn_const_expression(get_binop_right(n));
515 switch (get_irn_opcode(n)) {
521 return is_irn_const_expression(get_irn_n(n, 0));
528 ir_node *copy_const_value(dbg_info *dbg, ir_node *n, ir_node *block)
530 ir_graph *irg = get_irn_irg(block);
534 /* @@@ GL I think we should implement this using the routines from irgopt for
535 dead node elimination/inlineing. */
538 switch (get_irn_opcode(n)) {
540 nn = new_rd_Const(dbg, irg, get_Const_tarval(n));
543 nn = new_rd_SymConst(dbg, irg, get_irn_mode(n), get_SymConst_symbol(n), get_SymConst_kind(n));
546 nn = new_rd_Add(dbg, block,
547 copy_const_value(dbg, get_Add_left(n), block),
548 copy_const_value(dbg, get_Add_right(n), block), m);
551 nn = new_rd_Sub(dbg, block,
552 copy_const_value(dbg, get_Sub_left(n), block),
553 copy_const_value(dbg, get_Sub_right(n), block), m);
556 nn = new_rd_Mul(dbg, block,
557 copy_const_value(dbg, get_Mul_left(n), block),
558 copy_const_value(dbg, get_Mul_right(n), block), m);
561 nn = new_rd_And(dbg, block,
562 copy_const_value(dbg, get_And_left(n), block),
563 copy_const_value(dbg, get_And_right(n), block), m);
566 nn = new_rd_Or(dbg, block,
567 copy_const_value(dbg, get_Or_left(n), block),
568 copy_const_value(dbg, get_Or_right(n), block), m);
571 nn = new_rd_Eor(dbg, block,
572 copy_const_value(dbg, get_Eor_left(n), block),
573 copy_const_value(dbg, get_Eor_right(n), block), m);
576 nn = new_rd_Conv(dbg, block,
577 copy_const_value(dbg, get_Conv_op(n), block), m);
580 nn = new_rd_Minus(dbg, block,
581 copy_const_value(dbg, get_Minus_op(n), block), m);
584 nn = new_rd_Not(dbg, block,
585 copy_const_value(dbg, get_Not_op(n), block), m);
588 nn = new_r_Unknown(irg, m); break;
590 panic("opcode invalid or not implemented %+F", n);
595 const char *get_initializer_kind_name(ir_initializer_kind_t ini)
597 #define X(a) case a: return #a
599 X(IR_INITIALIZER_CONST);
600 X(IR_INITIALIZER_TARVAL);
601 X(IR_INITIALIZER_NULL);
602 X(IR_INITIALIZER_COMPOUND);
603 default: return "BAD VALUE";
608 static ir_initializer_t null_initializer = { IR_INITIALIZER_NULL };
610 ir_initializer_t *get_initializer_null(void)
612 return &null_initializer;
615 ir_initializer_t *create_initializer_const(ir_node *value)
617 struct obstack *obst = get_irg_obstack(get_const_code_irg());
619 ir_initializer_t *initializer
620 = (ir_initializer_t*)OALLOC(obst, ir_initializer_const_t);
621 initializer->kind = IR_INITIALIZER_CONST;
622 initializer->consti.value = value;
627 ir_initializer_t *create_initializer_tarval(ir_tarval *tv)
629 struct obstack *obst = get_irg_obstack(get_const_code_irg());
631 ir_initializer_t *initializer
632 = (ir_initializer_t*)OALLOC(obst, ir_initializer_tarval_t);
633 initializer->kind = IR_INITIALIZER_TARVAL;
634 initializer->tarval.value = tv;
639 ir_initializer_t *create_initializer_compound(size_t n_entries)
641 struct obstack *obst = get_irg_obstack(get_const_code_irg());
644 size_t size = sizeof(ir_initializer_compound_t)
645 + n_entries * sizeof(ir_initializer_t*)
646 - sizeof(ir_initializer_t*);
648 ir_initializer_t *initializer
649 = (ir_initializer_t*)obstack_alloc(obst, size);
650 initializer->kind = IR_INITIALIZER_COMPOUND;
651 initializer->compound.n_initializers = n_entries;
653 for (i = 0; i < n_entries; ++i) {
654 initializer->compound.initializers[i] = get_initializer_null();
660 ir_node *get_initializer_const_value(const ir_initializer_t *initializer)
662 assert(initializer->kind == IR_INITIALIZER_CONST);
663 return skip_Id(initializer->consti.value);
666 ir_tarval *get_initializer_tarval_value(const ir_initializer_t *initializer)
668 assert(initializer->kind == IR_INITIALIZER_TARVAL);
669 return initializer->tarval.value;
672 size_t get_initializer_compound_n_entries(const ir_initializer_t *initializer)
674 assert(initializer->kind == IR_INITIALIZER_COMPOUND);
675 return initializer->compound.n_initializers;
678 void set_initializer_compound_value(ir_initializer_t *initializer,
679 size_t index, ir_initializer_t *value)
681 assert(initializer->kind == IR_INITIALIZER_COMPOUND);
682 assert(index < initializer->compound.n_initializers);
684 initializer->compound.initializers[index] = value;
687 ir_initializer_t *get_initializer_compound_value(
688 const ir_initializer_t *initializer, size_t index)
690 assert(initializer->kind == IR_INITIALIZER_COMPOUND);
691 assert(index < initializer->compound.n_initializers);
693 return initializer->compound.initializers[index];
696 ir_initializer_kind_t get_initializer_kind(const ir_initializer_t *initializer)
698 return initializer->kind;
701 static void check_entity_initializer(ir_entity *entity)
704 ir_initializer_t *initializer = entity->initializer;
705 ir_type *entity_tp = get_entity_type(entity);
706 switch (initializer->kind) {
707 case IR_INITIALIZER_COMPOUND:
708 assert(is_compound_type(entity_tp) || is_Array_type(entity_tp));
710 case IR_INITIALIZER_CONST:
711 /* methods are initialized by a SymConst */
712 assert(is_atomic_type(entity_tp) || is_Method_type(entity_tp));
714 case IR_INITIALIZER_TARVAL:
715 assert(is_atomic_type(entity_tp));
717 case IR_INITIALIZER_NULL:
723 void set_entity_initializer(ir_entity *entity, ir_initializer_t *initializer)
725 entity->initializer = initializer;
726 check_entity_initializer(entity);
729 int has_entity_initializer(const ir_entity *entity)
731 return entity->initializer != NULL;
734 ir_initializer_t *get_entity_initializer(const ir_entity *entity)
736 return entity->initializer;
739 int (get_entity_offset)(const ir_entity *ent)
741 return _get_entity_offset(ent);
744 void (set_entity_offset)(ir_entity *ent, int offset)
746 _set_entity_offset(ent, offset);
749 unsigned char (get_entity_offset_bits_remainder)(const ir_entity *ent)
751 return _get_entity_offset_bits_remainder(ent);
754 void (set_entity_offset_bits_remainder)(ir_entity *ent, unsigned char offset)
756 _set_entity_offset_bits_remainder(ent, offset);
759 void add_entity_overwrites(ir_entity *ent, ir_entity *overwritten)
761 if (ent->overwrites == NULL) {
762 ent->overwrites = NEW_ARR_F(ir_entity*, 0);
764 ARR_APP1(ir_entity *, ent->overwrites, overwritten);
765 if (overwritten->overwrittenby == NULL) {
766 overwritten->overwrittenby = NEW_ARR_F(ir_entity*, 0);
768 ARR_APP1(ir_entity *, overwritten->overwrittenby, ent);
771 size_t get_entity_n_overwrites(const ir_entity *ent)
773 if (ent->overwrites == NULL)
775 return ARR_LEN(ent->overwrites);
778 size_t get_entity_overwrites_index(const ir_entity *ent, ir_entity *overwritten)
781 size_t n = get_entity_n_overwrites(ent);
782 for (i = 0; i < n; ++i) {
783 if (get_entity_overwrites(ent, i) == overwritten)
789 ir_entity *get_entity_overwrites(const ir_entity *ent, size_t pos)
791 assert(pos < get_entity_n_overwrites(ent));
792 return ent->overwrites[pos];
795 void set_entity_overwrites(ir_entity *ent, size_t pos, ir_entity *overwritten)
797 assert(pos < get_entity_n_overwrites(ent));
798 ent->overwrites[pos] = overwritten;
801 void remove_entity_overwrites(ir_entity *ent, ir_entity *overwritten)
804 size_t n = get_entity_n_overwrites(ent);
805 for (i = 0; i < n; ++i) {
806 if (ent->overwrites[i] == overwritten) {
807 for (; i < n - 1; i++)
808 ent->overwrites[i] = ent->overwrites[i+1];
809 ARR_SETLEN(ir_entity*, ent->overwrites, n - 1);
816 size_t get_entity_n_overwrittenby(const ir_entity *ent)
818 if (ent->overwrittenby == NULL)
820 return ARR_LEN(ent->overwrittenby);
823 size_t get_entity_overwrittenby_index(const ir_entity *ent,
824 ir_entity *overwrites)
827 size_t n = get_entity_n_overwrittenby(ent);
828 for (i = 0; i < n; ++i) {
829 if (get_entity_overwrittenby(ent, i) == overwrites)
835 ir_entity *get_entity_overwrittenby(const ir_entity *ent, size_t pos)
837 assert(pos < get_entity_n_overwrittenby(ent));
838 return ent->overwrittenby[pos];
841 void set_entity_overwrittenby(ir_entity *ent, size_t pos, ir_entity *overwrites)
843 assert(pos < get_entity_n_overwrittenby(ent));
844 ent->overwrittenby[pos] = overwrites;
847 void remove_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites)
850 size_t n = get_entity_n_overwrittenby(ent);
851 for (i = 0; i < n; ++i) {
852 if (ent->overwrittenby[i] == overwrites) {
853 for (; i < n - 1; ++i)
854 ent->overwrittenby[i] = ent->overwrittenby[i+1];
855 ARR_SETLEN(ir_entity*, ent->overwrittenby, n - 1);
861 void *(get_entity_link)(const ir_entity *ent)
863 return _get_entity_link(ent);
866 void (set_entity_link)(ir_entity *ent, void *l)
868 _set_entity_link(ent, l);
871 ir_graph *(get_entity_irg)(const ir_entity *ent)
873 return _get_entity_irg(ent);
876 void set_entity_irg(ir_entity *ent, ir_graph *irg)
878 assert(is_method_entity(ent));
879 assert(get_entity_peculiarity(ent) == peculiarity_existent);
880 ent->attr.mtd_attr.irg = irg;
883 int (is_parameter_entity)(const ir_entity *entity)
885 return _is_parameter_entity(entity);
888 size_t (get_entity_parameter_number)(const ir_entity *entity)
890 return _get_entity_parameter_number(entity);
893 void set_entity_parameter_number(ir_entity *entity, size_t n)
895 assert(is_parameter_entity(entity));
896 entity->attr.parameter.number = n;
899 unsigned get_entity_vtable_number(const ir_entity *ent)
901 assert(is_method_entity((ir_entity *)ent));
902 return ent->attr.mtd_attr.vtable_number;
905 void set_entity_vtable_number(ir_entity *ent, unsigned vtable_number)
907 assert(is_method_entity(ent));
908 ent->attr.mtd_attr.vtable_number = vtable_number;
911 int is_unknown_entity(const ir_entity *entity)
913 return entity->entity_kind == IR_ENTITY_UNKNOWN;
916 int (is_entity)(const void *thing)
918 return _is_entity(thing);
921 int is_atomic_entity(const ir_entity *ent)
923 ir_type *t = get_entity_type(ent);
924 const tp_op *op = get_type_tpop(t);
925 return (op == type_primitive || op == type_pointer ||
926 op == type_enumeration || op == type_method);
929 int is_compound_entity(const ir_entity *ent)
931 ir_type *t = get_entity_type(ent);
932 const tp_op *op = get_type_tpop(t);
933 return (op == type_class || op == type_struct ||
934 op == type_array || op == type_union);
937 int is_method_entity(const ir_entity *ent)
939 ir_type *t = get_entity_type(ent);
940 return is_Method_type(t);
943 ir_visited_t (get_entity_visited)(const ir_entity *ent)
945 return _get_entity_visited(ent);
948 void (set_entity_visited)(ir_entity *ent, ir_visited_t num)
950 _set_entity_visited(ent, num);
953 void (mark_entity_visited)(ir_entity *ent)
955 _mark_entity_visited(ent);
958 int (entity_visited)(const ir_entity *ent)
960 return _entity_visited(ent);
963 int (entity_not_visited)(const ir_entity *ent)
965 return _entity_not_visited(ent);
968 mtp_additional_properties get_entity_additional_properties(const ir_entity *ent)
970 assert(is_method_entity(ent));
971 return ent->attr.mtd_attr.properties;
974 void set_entity_additional_properties(ir_entity *ent, mtp_additional_properties property_mask)
976 assert(is_method_entity(ent));
977 /* you mustn't set less properties than the entities type */
978 assert((get_method_additional_properties(get_entity_type(ent)) & ~property_mask) == 0);
980 /* do not allow to set the mtp_property_inherited flag or
981 * the automatic inheritance of flags will not work */
982 ent->attr.mtd_attr.properties = property_mask;
985 void add_entity_additional_properties(ir_entity *ent, mtp_additional_properties properties)
987 assert(is_method_entity(ent));
989 /* do not allow to set the mtp_property_inherited flag or
990 * the automatic inheritance of flags will not work */
991 ent->attr.mtd_attr.properties |= properties;
994 ir_type *(get_entity_repr_class)(const ir_entity *ent)
996 return _get_entity_repr_class(ent);
999 dbg_info *(get_entity_dbg_info)(const ir_entity *ent)
1001 return _get_entity_dbg_info(ent);
1004 void (set_entity_dbg_info)(ir_entity *ent, dbg_info *db)
1006 _set_entity_dbg_info(ent, db);
1009 int entity_is_externally_visible(const ir_entity *entity)
1011 return get_entity_visibility(entity) != ir_visibility_local
1012 || (get_entity_linkage(entity) & IR_LINKAGE_HIDDEN_USER);
1015 int entity_has_definition(const ir_entity *entity)
1017 if (is_method_entity(entity)) {
1018 return get_entity_irg(entity) != NULL
1019 && (get_entity_linkage(entity) & IR_LINKAGE_NO_CODEGEN) == 0;
1021 return entity->initializer != NULL;
1025 void ir_init_entity(ir_prog *irp)
1027 ident *id = new_id_from_str(UNKNOWN_ENTITY_NAME);
1028 irp->unknown_entity = intern_new_entity(NULL, IR_ENTITY_UNKNOWN, id,
1029 irp->unknown_type, NULL);
1030 set_entity_visibility(irp->unknown_entity, ir_visibility_external);
1031 set_entity_ld_ident(irp->unknown_entity, id);
1032 hook_new_entity(irp->unknown_entity);
1035 void ir_finish_entity(ir_prog *irp)
1037 free_entity(irp->unknown_entity);
1040 ir_allocation get_entity_allocation(const ir_entity *entity)
1042 return (ir_allocation)entity->allocation;
1045 void set_entity_allocation(ir_entity *entity, ir_allocation allocation)
1047 entity->allocation = allocation;
1050 ir_peculiarity get_entity_peculiarity(const ir_entity *entity)
1052 return (ir_peculiarity)entity->peculiarity;
1055 void set_entity_peculiarity(ir_entity *entity, ir_peculiarity peculiarity)
1057 entity->peculiarity = peculiarity;
1060 void set_entity_final(ir_entity *entity, int final)
1062 entity->final = final;
1065 int is_entity_final(const ir_entity *entity)
1067 return entity->final;