-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-* All rights reserved.
-*
-* Authors: Martin Trapp, Christian Schaefer
-*
-*/
-
-/* $Id$ */
-
+/*
+ * Copyright (C) 1995-2007 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 Representation of all program known entities.
+ * @author Martin Trapp, Christian Schaefer, Goetz Lindenmaier, Michael Beck
+ * @version $Id$
+ */
#ifdef HAVE_CONFIG_H
-# include <config.h>
+# include "config.h"
#endif
-# include <stdlib.h>
-# include <stddef.h>
-# include <string.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stddef.h>
-# include "entity_t.h"
-# include "mangle.h"
-# include "typegmod_t.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"
+#include "firm_common_t.h"
-/*******************************************************************/
-/** general **/
-/*******************************************************************/
+#include "xmalloc.h"
+#include "entity_t.h"
+#include "array.h"
+#include "irtools.h"
+#include "irhooks.h"
+#include "irprintf.h"
-void
-init_entity (void)
-{
-}
-
-/*******************************************************************/
-/** 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)
+/* All this is needed to build the constant node for methods: */
+#include "irprog_t.h"
+#include "ircons.h"
+#include "tv_t.h"
+#include "irdump.h" /* for output if errors occur. */
+
+#include "callgraph.h" /* for dumping debug output */
+
+/**
+ * An interval initializer.
+ */
+typedef struct interval_initializer interval_initializer;
+
+/**
+ * A value initializer.
+ */
+typedef struct value_initializer value_initializer;
+
+struct interval_initializer {
+ int first_index; /**< The first index of the initialized interval. */
+ int last_index; /**< The last index of the initialized interval. */
+ interval_initializer *next; /**< Points to the next interval initializer. */
+};
+
+struct value_initializer {
+ ir_entity *ent; /**< The initialized entity. */
+ value_initializer *next; /**< Points to the next value initializer. */
+};
+
+typedef union initializer {
+ ir_node *value; /**< The value of the initializer. */
+ ir_node **values; /**< The values of an interval. */
+ value_initializer *val_init; /**< Points the the head of the next value initializers. */
+ interval_initializer *int_init; /**< Points to the head of the next value initializers. */
+} initializer;
+
+/*-----------------------------------------------------------------*/
+/** general **/
+/*-----------------------------------------------------------------*/
+
+ir_entity *unknown_entity = NULL;
+
+ir_entity *get_unknown_entity(void) { return unknown_entity; }
+
+/** The name of the unknown entity. */
+#define UNKNOWN_ENTITY_NAME "unknown_entity"
+
+/*-----------------------------------------------------------------*/
+/* ENTITY */
+/*-----------------------------------------------------------------*/
+
+/**
+ * Add an entity to it's already set owner type.
+ */
+static INLINE void insert_entity_in_owner(ir_entity *ent) {
+ ir_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);
+ }
+} /* insert_entity_in_owner */
+
+/**
+ * Creates a new entity. This entity is NOT inserted in the owner type.
+ *
+ * @param db debug info for this entity
+ * @param owner the owner type of the new entity
+ * @param name the name of the new entity
+ * @param type the type of the new entity
+ *
+ * @return the new created entity
+ */
+static INLINE ir_entity *
+new_rd_entity(dbg_info *db, ir_type *owner, ident *name, ir_type *type)
{
- entity *res;
- ir_graph *rem;
-
- assert(!id_contains_char(name, ' ') && "entity name should not contain spaces");
-
- res = (entity *) xmalloc (sizeof (entity));
- res->kind = k_entity;
- assert_legal_owner_of_ent(owner);
- res->owner = owner;
- res->name = name;
- res->type = type;
- if (get_type_tpop(type) == type_method)
- res->allocation = static_allocated;
- else
- res->allocation = automatic_allocated;
- res->visibility = local;
- res->offset = -1;
- if (is_method_type(type)) {
- res->variability = constant;
- rem = current_ir_graph;
- current_ir_graph = get_const_code_irg();
- res->value = new_Const(mode_P, new_tarval_from_entity(res, mode_P));
- current_ir_graph = rem;
- } else {
- res->variability = uninitialized;
- res->value = NULL;
- res->values = NULL;
- }
- res->peculiarity = existent;
- res->volatility = non_volatile;
- res->ld_name = NULL;
- res->overwrites = NEW_ARR_F(entity *, 1);
- res->overwrittenby = NEW_ARR_F(entity *, 1);
-
- res->irg = NULL;
+ ir_entity *res;
+ ir_graph *rem;
+
+ assert(!id_contains_char(name, ' ') && "entity name should not contain spaces");
+
+ res = xmalloc(sizeof(*res));
+ memset(res, 0, sizeof(*res));
+
+ res->kind = k_entity;
+ res->name = name;
+ res->ld_name = NULL;
+ res->type = type;
+ res->owner = owner;
+
+ res->allocation = allocation_automatic;
+ res->visibility = visibility_local;
+ res->volatility = volatility_non_volatile;
+ res->align = align_is_aligned;
+ res->stickyness = stickyness_unsticky;
+ res->peculiarity = peculiarity_existent;
+ res->address_taken = ir_address_taken_unknown;
+ res->final = 0;
+ res->compiler_gen = 0;
+ res->backend_marked = 0;
+ res->offset = -1;
+ res->offset_bit_remainder = 0;
+ res->link = NULL;
+ res->repr_class = NULL;
+
+ if (is_Method_type(type)) {
+ symconst_symbol sym;
+ sym.entity_p = res;
+ rem = current_ir_graph;
+ current_ir_graph = get_const_code_irg();
+ res->value = new_SymConst(sym, symconst_addr_ent);
+ current_ir_graph = rem;
+ res->allocation = allocation_static;
+ res->variability = variability_constant;
+ res->attr.mtd_attr.irg_add_properties = mtp_property_inherited;
+ res->attr.mtd_attr.vtable_number = VTABLE_NUM_NOT_SET;
+ res->attr.mtd_attr.param_access = NULL;
+ res->attr.mtd_attr.param_weight = NULL;
+ res->attr.mtd_attr.irg = NULL;
+ res->attr.mtd_attr.section = section_text;
+ } else if (is_compound_type(type)) {
+ res->variability = variability_uninitialized;
+ res->value = NULL;
+ res->attr.cmpd_attr.values = NULL;
+ res->attr.cmpd_attr.val_paths = NULL;
+ } else {
+ res->variability = variability_uninitialized;
+ res->value = NULL;
+ }
+
+ if (is_Class_type(owner)) {
+ res->overwrites = NEW_ARR_F(ir_entity *, 0);
+ res->overwrittenby = NEW_ARR_F(ir_entity *, 0);
+ } else {
+ res->overwrites = NULL;
+ res->overwrittenby = 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);
- }
-}
-
-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);
- }
+ res->nr = get_irp_new_node_nr();
+#endif /* DEBUG_libfirm */
+
+ res->visit = 0;
+ set_entity_dbg_info(res, db);
+
+ return res;
+} /* new_rd_entity */
+
+ir_entity *
+new_d_entity(ir_type *owner, ident *name, ir_type *type, dbg_info *db) {
+ ir_entity *res;
+
+ assert(is_compound_type(owner));
+ res = new_rd_entity(db, owner, name, type);
+ /* Remember entity in it's owner. */
+ insert_entity_in_owner(res);
+
+ hook_new_entity(res);
+ return res;
+} /* new_d_entity */
+
+ir_entity *
+new_entity(ir_type *owner, ident *name, ir_type *type) {
+ return new_d_entity(owner, name, type, NULL);
+} /* new_entity */
+
+/**
+ * Free entity attributes.
+ *
+ * @param ent the entity
+ */
+static void free_entity_attrs(ir_entity *ent) {
+ int i;
+ if (get_type_tpop(get_entity_owner(ent)) == type_class) {
+ DEL_ARR_F(ent->overwrites); ent->overwrites = NULL;
+ DEL_ARR_F(ent->overwrittenby); ent->overwrittenby = NULL;
+ } else {
+ assert(ent->overwrites == NULL);
+ assert(ent->overwrittenby == NULL);
+ }
+ if (is_compound_entity(ent)) {
+ if (ent->attr.cmpd_attr.val_paths) {
+ for (i = get_compound_ent_n_values(ent) - 1; i >= 0; --i)
+ if (ent->attr.cmpd_attr.val_paths[i]) {
+ /* free_compound_graph_path(ent->attr.cmpd_attr.val_paths[i]) ; * @@@ warum nich? */
+ /* Geht nich: wird mehrfach verwendet!!! ==> mehrfach frei gegeben. */
+ /* DEL_ARR_F(ent->attr.cmpd_attr.val_paths); */
+ }
+ ent->attr.cmpd_attr.val_paths = NULL;
+ }
+ /* if (ent->attr.cmpd_attr.values) DEL_ARR_F(ent->attr.cmpd_attr.values); *//* @@@ warum nich? */
+ ent->attr.cmpd_attr.values = NULL;
+ } else if (is_method_entity(ent)) {
+ if (ent->attr.mtd_attr.param_access) {
+ DEL_ARR_F(ent->attr.mtd_attr.param_access);
+ ent->attr.mtd_attr.param_access = NULL;
+ }
+ if (ent->attr.mtd_attr.param_weight) {
+ DEL_ARR_F(ent->attr.mtd_attr.param_weight);
+ ent->attr.mtd_attr.param_weight = NULL;
+ }
+ }
+} /* free_entity_attrs */
+
+ir_entity *
+copy_entity_own(ir_entity *old, ir_type *new_owner) {
+ ir_entity *newe;
+ assert(is_entity(old));
+ assert(is_compound_type(new_owner));
+
+ if (old->owner == new_owner) return old;
+ newe = xmalloc(sizeof(*newe));
+ memcpy(newe, old, sizeof(*newe));
+ newe->owner = new_owner;
+ if (is_Class_type(new_owner)) {
+ newe->overwrites = NEW_ARR_F(ir_entity *, 0);
+ newe->overwrittenby = NEW_ARR_F(ir_entity *, 0);
+ }
#ifdef DEBUG_libfirm
- new->nr = get_irp_new_node_nr();
+ newe->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);
- }
+ insert_entity_in_owner(newe);
+
+ return newe;
+} /* copy_entity_own */
+
+ir_entity *
+copy_entity_name(ir_entity *old, ident *new_name) {
+ ir_entity *newe;
+ assert(old && old->kind == k_entity);
+
+ if (old->name == new_name) return old;
+ newe = xmalloc(sizeof(*newe));
+ memcpy(newe, old, sizeof(*newe));
+ newe->name = new_name;
+ newe->ld_name = NULL;
+ if (is_Class_type(newe->owner)) {
+ newe->overwrites = DUP_ARR_F(ir_entity *, old->overwrites);
+ newe->overwrittenby = DUP_ARR_F(ir_entity *, old->overwrittenby);
+ }
#ifdef DEBUG_libfirm
- new->nr = get_irp_new_node_nr();
+ newe->nr = get_irp_new_node_nr();
#endif
- insert_entity_in_owner (new);
+ insert_entity_in_owner(newe);
- return new;
-}
+ return newe;
+} /* copy_entity_name */
void
-free_entity (entity *ent) {
- free_tarval_entity(ent);
- free_entity_attrs(ent);
- free(ent);
-}
+free_entity(ir_entity *ent) {
+ assert(ent && ent->kind == k_entity);
+ free_entity_attrs(ent);
+ ent->kind = k_BAD;
+ free(ent);
+} /* free_entity */
/* Outputs a unique number for this node */
-INLINE long
-get_entity_nr(entity *ent) {
- assert(ent);
+long
+get_entity_nr(const ir_entity *ent) {
+ assert(ent && ent->kind == k_entity);
#ifdef DEBUG_libfirm
- return ent->nr;
+ return ent->nr;
#else
- return 0;
+ return (long)PTR_TO_INT(ent);
#endif
-}
+} /* get_entity_nr */
-INLINE const char *
-get_entity_name (entity *ent) {
- assert (ent);
- return id_to_str(get_entity_ident(ent));
-}
+const char *
+(get_entity_name)(const ir_entity *ent) {
+ return _get_entity_name(ent);
+} /* get_entity_name */
ident *
-get_entity_ident (entity *ent) {
- assert(ent);
- return ent->name;
-}
+(get_entity_ident)(const ir_entity *ent) {
+ return _get_entity_ident(ent);
+} /* get_entity_ident */
-/*
-void set_entitye_ld_name (entity *, char *ld_name);
-void set_entity_ld_ident (entity *, ident *ld_ident);
-*/
-
-INLINE type *
-get_entity_owner (entity *ent) {
- return ent->owner = skip_tid(ent->owner);
-}
-
-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? */
-assert_legal_owner_of_ent(type *owner) {
- 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_ident (entity *ent)
+void
+(set_entity_ident)(ir_entity *ent, ident *id) {
+ _set_entity_ident(ent, id);
+} /* set_entity_ident */
+
+ir_type *
+(get_entity_owner)(ir_entity *ent) {
+ return _get_entity_owner(ent);
+} /* get_entity_owner */
+
+void
+set_entity_owner(ir_entity *ent, ir_type *owner) {
+ assert(is_entity(ent));
+ assert(is_compound_type(owner));
+ ent->owner = owner;
+} /* set_entity_owner */
+
+ident *
+(get_entity_ld_ident)(ir_entity *ent) {
+ return _get_entity_ld_ident(ent);
+} /* get_entity_ld_ident */
+
+void
+(set_entity_ld_ident)(ir_entity *ent, ident *ld_ident) {
+ _set_entity_ld_ident(ent, ld_ident);
+} /* set_entity_ld_ident */
+
+const char *
+(get_entity_ld_name)(ir_entity *ent) {
+ return _get_entity_ld_name(ent);
+} /* get_entity_ld_name */
+
+ir_type *
+(get_entity_type)(ir_entity *ent) {
+ return _get_entity_type(ent);
+} /* get_entity_type */
+
+void
+(set_entity_type)(ir_entity *ent, ir_type *type) {
+ _set_entity_type(ent, type);
+} /* set_entity_type */
+
+ir_allocation
+(get_entity_allocation)(const ir_entity *ent) {
+ return _get_entity_allocation(ent);
+} /* get_entity_allocation */
+
+void
+(set_entity_allocation)(ir_entity *ent, ir_allocation al) {
+ _set_entity_allocation(ent, al);
+} /* set_entity_allocation */
+
+/* return the name of the visibility */
+const char *get_allocation_name(ir_allocation all)
{
- if (ent->ld_name == NULL)
- ent->ld_name = mangle_entity (ent);
- return ent->ld_name;
-}
+#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
+} /* get_allocation_name */
-INLINE void
-set_entity_ld_ident (entity *ent, ident *ld_ident) {
- ent->ld_name = ld_ident;
-}
+ir_visibility
+(get_entity_visibility)(const ir_entity *ent) {
+ return _get_entity_visibility(ent);
+} /* get_entity_visibility */
+
+void
+set_entity_visibility(ir_entity *ent, ir_visibility vis) {
+ assert(ent && ent->kind == k_entity);
+ 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;
+} /* set_entity_visibility */
+
+/* return the name of the visibility */
+const char *get_visibility_name(ir_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
+} /* get_visibility_name */
-INLINE const char *
-get_entity_ld_name (entity *ent) {
- return id_to_str(get_entity_ld_ident(ent));
-}
+ir_variability
+(get_entity_variability)(const ir_entity *ent) {
+ return _get_entity_variability(ent);
+} /* get_entity_variability */
-/*
-char *get_entity_ld_name (entity *);
-void set_entity_ld_name (entity *, char *ld_name);
-*/
-
-INLINE type *
-get_entity_type (entity *ent) {
- return ent->type = skip_tid(ent->type);
-}
-
-INLINE void
-set_entity_type (entity *ent, type *type) {
- ent->type = type;
-}
-
-
-INLINE ent_allocation
-get_entity_allocation (entity *ent) {
- return ent->allocation;
-}
-
-INLINE void
-set_entity_allocation (entity *ent, ent_allocation al) {
- ent->allocation = al;
-}
-
-
-INLINE ent_visibility
-get_entity_visibility (entity *ent) {
- return ent->visibility;
-}
-
-INLINE void
-set_entity_visibility (entity *ent, ent_visibility vis) {
- if (vis != local)
- assert((ent->allocation == static_allocated) ||
- (ent->allocation == automatic_allocated));
- /* @@@ Test that the owner type is not local, but how??
- && get_class_visibility(get_entity_owner(ent)) != local));*/
- ent->visibility = vis;
-}
-
-INLINE ent_variability
-get_entity_variability (entity *ent) {
- return ent->variability;
-}
-
-INLINE void
-set_entity_variability (entity *ent, ent_variability var){
- if (var == part_constant)
- assert(is_class_type(ent->type) || is_struct_type(ent->type));
- if ((is_compound_type(ent->type)) &&
- (ent->variability == uninitialized) && (var != uninitialized)) {
- /* Allocate datastructures for constant values */
- ent->values = NEW_ARR_F(ir_node *, 1);
- ent->val_ents = NEW_ARR_F(entity *, 1);
- }
- if ((is_compound_type(ent->type)) &&
- (var == uninitialized) && (ent->variability != uninitialized)) {
- /* Free datastructures for constant values */
- DEL_ARR_F(ent->values);
- DEL_ARR_F(ent->val_ents);
- }
- ent->variability = var;
-}
-
-/* return the name of the variablity */
-const char *get_variability_name(ent_variability var)
+void
+set_entity_variability(ir_entity *ent, ir_variability var)
{
-#define X(a) case a: return #a
- switch (var) {
- X(uninitialized);
- X(initialized);
- X(part_constant);
- X(constant);
+ assert(ent && ent->kind == k_entity);
+ 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 data structures for constant values */
+ ent->attr.cmpd_attr.values = NEW_ARR_F(ir_node *, 0);
+ ent->attr.cmpd_attr.val_paths = NEW_ARR_F(compound_graph_path *, 0);
+ }
+ if ((is_atomic_type(ent->type)) &&
+ (ent->variability == variability_uninitialized) && (var != variability_uninitialized)) {
+ /* Set default constant value. */
+ ent->value = new_rd_Unknown(get_const_code_irg(), get_type_mode(ent->type));
+ }
+
+ if ((is_compound_type(ent->type)) &&
+ (var == variability_uninitialized) && (ent->variability != variability_uninitialized)) {
+ /* Free data structures for constant values */
+ DEL_ARR_F(ent->attr.cmpd_attr.values); ent->attr.cmpd_attr.values = NULL;
+ DEL_ARR_F(ent->attr.cmpd_attr.val_paths); ent->attr.cmpd_attr.val_paths = NULL;
+ }
+ ent->variability = var;
+} /* set_entity_variability */
+
+/* return the name of the variability */
+const char *get_variability_name(ir_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)
+} /* get_variability_name */
+
+ir_volatility
+(get_entity_volatility)(const ir_entity *ent) {
+ return _get_entity_volatility(ent);
+} /* get_entity_volatility */
+
+void
+(set_entity_volatility)(ir_entity *ent, ir_volatility vol) {
+ _set_entity_volatility(ent, vol);
+} /* set_entity_volatility */
+
+/* Return the name of the volatility. */
+const char *get_volatility_name(ir_volatility var)
{
-#define X(a) case a: return #a
- switch (var) {
- X(non_volatile);
- X(is_volatile);
+#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)
+} /* get_volatility_name */
+
+ir_align
+(get_entity_align)(const ir_entity *ent) {
+ return _get_entity_align(ent);
+} /* get_entity_align */
+
+void
+(set_entity_align)(ir_entity *ent, ir_align a) {
+ _set_entity_align(ent, a);
+} /* set_entity_align */
+
+/* Return the name of the alignment. */
+const char *get_align_name(ir_align a)
{
-#define X(a) case a: return #a
- switch (var) {
- X(description);
- X(inherited);
- X(existent);
+#define X(a) case a: return #a
+ switch (a) {
+ X(align_non_aligned);
+ X(align_is_aligned);
+ default: return "BAD VALUE";
+ }
+#undef X
+} /* get_align_name */
+
+ir_peculiarity
+(get_entity_peculiarity)(const ir_entity *ent) {
+ return _get_entity_peculiarity(ent);
+} /* get_entity_peculiarity */
+
+void
+(set_entity_peculiarity)(ir_entity *ent, ir_peculiarity pec) {
+ _set_entity_peculiarity(ent, pec);
+} /* set_entity_peculiarity */
+
+/* Checks if an entity cannot be overridden anymore. */
+int (is_entity_final)(const ir_entity *ent) {
+ return _is_entity_final(ent);
+} /* is_entity_final */
+
+/* Sets/resets the final flag of an entity. */
+void (set_entity_final)(ir_entity *ent, int final) {
+ _set_entity_final(ent, final);
+} /* set_entity_final */
+
+/* Checks if an entity is compiler generated */
+int (is_entity_compiler_generated)(const ir_entity *ent) {
+ return _is_entity_compiler_generated(ent);
+} /* is_entity_compiler_generated */
+
+/* Sets/resets the compiler generated flag */
+void (set_entity_compiler_generated)(ir_entity *ent, int flag) {
+ _set_entity_compiler_generated(ent, flag);
+} /* set_entity_compiler_generated */
+
+/* Checks if an entity is marked by the backend */
+int (is_entity_backend_marked)(const ir_entity *ent) {
+ return _is_entity_backend_marked(ent);
+} /* is_entity_backend_marked */
+
+/* Sets/resets the compiler generated flag */
+void (set_entity_backend_marked)(ir_entity *ent, int flag) {
+ _set_entity_backend_marked(ent, flag);
+} /* set_entity_backend_marked */
+
+/* Checks if the address of an entity was taken. */
+ir_address_taken_state (get_entity_address_taken)(const ir_entity *ent) {
+ return _get_entity_address_taken(ent);
+} /* is_entity_address_taken */
+
+/* Sets/resets the address taken flag. */
+void (set_entity_address_taken)(ir_entity *ent, ir_address_taken_state flag) {
+ _set_entity_address_taken(ent, flag);
+} /* set_entity_address_taken */
+
+/* Return the name of the address_taken state. */
+const char *get_address_taken_state_name(ir_address_taken_state state) {
+#define X(a) case a: return #a
+ switch (state) {
+ X(ir_address_not_taken);
+ X(ir_address_taken_unknown);
+ X(ir_address_taken);
default: return "BAD VALUE";
- }
+ }
#undef X
-}
-
-/* Set has no effect for entities of type method. */
-INLINE ir_node *
-get_atomic_ent_value(entity *ent) {
- assert(ent); assert(is_atomic_entity(ent));
- assert((ent->variability != uninitialized));
- return ent->value;
-}
-
-INLINE void
-set_atomic_ent_value(entity *ent, ir_node *val) {
- assert(ent && is_atomic_entity(ent) && (ent->variability != uninitialized));
- if (is_method_type(ent->type)) return;
- ent->value = val;
-}
-
-
-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;
- default:
- assert(0 && "opdope invalid or not implemented");
- nn=NULL;
- break;
- }
- return nn;
-}
-
-/* A value of a compound entity is a pair of value and the corresponding member of
+} /* get_address_taken_state_name */
+
+/* Get the entity's stickyness */
+ir_stickyness
+(get_entity_stickyness)(const ir_entity *ent) {
+ return _get_entity_stickyness(ent);
+} /* get_entity_stickyness */
+
+/* Set the entity's stickyness */
+void
+(set_entity_stickyness)(ir_entity *ent, ir_stickyness stickyness) {
+ _set_entity_stickyness(ent, stickyness);
+} /* set_entity_stickyness */
+
+/* Set has no effect for existent entities of type method. */
+ir_node *
+get_atomic_ent_value(ir_entity *ent)
+{
+ assert(ent && is_atomic_entity(ent));
+ assert(ent->variability != variability_uninitialized);
+ return skip_Id(ent->value);
+} /* get_atomic_ent_value */
+
+void
+set_atomic_ent_value(ir_entity *ent, ir_node *val) {
+ assert(is_atomic_entity(ent) && (ent->variability != variability_uninitialized));
+ if (is_Method_type(ent->type) && (ent->peculiarity == peculiarity_existent))
+ return;
+ ent->value = val;
+} /* set_atomic_ent_value */
+
+/* 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;
+
+ /* we are in danger iff an exception will arise. TODO: be more precisely,
+ * for instance Div. will NOT rise if divisor != 0
+ */
+ if (is_binop(n) && !is_fragile_op(n))
+ return is_irn_const_expression(get_binop_left(n)) && is_irn_const_expression(get_binop_right(n));
+
+ m = get_irn_mode(n);
+ switch (get_irn_opcode(n)) {
+ case iro_Const:
+ case iro_SymConst:
+ case iro_Unknown:
+ return 1;
+ case iro_Conv:
+ case iro_Cast:
+ return is_irn_const_expression(get_irn_n(n, 0));
+ default:
+ break;
+ }
+ return 0;
+} /* is_irn_const_expression */
+
+/*
+ * Copies a firm subgraph that complies to the restrictions for
+ * constant expressions to current_block in current_ir_graph.
+ */
+ir_node *copy_const_value(dbg_info *dbg, ir_node *n) {
+ ir_node *nn;
+ ir_mode *m;
+
+ /* @@@ GL I think we should implement this using the routines from irgopt for
+ dead node elimination/inlineing. */
+
+ m = get_irn_mode(n);
+ switch (get_irn_opcode(n)) {
+ case iro_Const:
+ nn = new_d_Const_type(dbg, m, get_Const_tarval(n), get_Const_type(n));
+ break;
+ case iro_SymConst:
+ nn = new_d_SymConst_type(dbg, get_SymConst_symbol(n), get_SymConst_kind(n),
+ get_SymConst_value_type(n));
+ break;
+ case iro_Add:
+ nn = new_d_Add(dbg, copy_const_value(dbg, get_Add_left(n)),
+ copy_const_value(dbg, get_Add_right(n)), m); break;
+ case iro_Sub:
+ nn = new_d_Sub(dbg, copy_const_value(dbg, get_Sub_left(n)),
+ copy_const_value(dbg, get_Sub_right(n)), m); break;
+ case iro_Mul:
+ nn = new_d_Mul(dbg, copy_const_value(dbg, get_Mul_left(n)),
+ copy_const_value(dbg, get_Mul_right(n)), m); break;
+ case iro_And:
+ nn = new_d_And(dbg, copy_const_value(dbg, get_And_left(n)),
+ copy_const_value(dbg, get_And_right(n)), m); break;
+ case iro_Or:
+ nn = new_d_Or(dbg, copy_const_value(dbg, get_Or_left(n)),
+ copy_const_value(dbg, get_Or_right(n)), m); break;
+ case iro_Eor:
+ nn = new_d_Eor(dbg, copy_const_value(dbg, get_Eor_left(n)),
+ copy_const_value(dbg, get_Eor_right(n)), m); break;
+ case iro_Cast:
+ nn = new_d_Cast(dbg, copy_const_value(dbg, get_Cast_op(n)), get_Cast_type(n)); break;
+ case iro_Conv:
+ nn = new_d_Conv(dbg, copy_const_value(dbg, get_Conv_op(n)), m); break;
+ case iro_Unknown:
+ nn = new_d_Unknown(m); break;
+ default:
+ assert(0 && "opcode invalid or not implemented");
+ nn = NULL;
+ break;
+ }
+ return nn;
+} /* copy_const_value */
+
+/* Creates a new compound graph path. */
+compound_graph_path *
+new_compound_graph_path(ir_type *tp, int length) {
+ compound_graph_path *res;
+
+ assert(is_compound_type(tp));
+ assert(length > 0);
+
+ res = xmalloc(sizeof(*res) + (length-1) * sizeof(res->list[0]));
+ memset(res, 0, sizeof(*res) + (length-1) * sizeof(res->list[0]));
+ res->kind = k_ir_compound_graph_path;
+ res->tp = tp;
+ res->len = length;
+
+ return res;
+} /* new_compound_graph_path */
+
+/* Frees an graph path object */
+void free_compound_graph_path (compound_graph_path *gr) {
+ assert(gr && is_compound_graph_path(gr));
+ gr->kind = k_BAD;
+ free(gr);
+} /* free_compound_graph_path */
+
+/* Returns non-zero if an object is a compound graph path */
+int is_compound_graph_path(const void *thing) {
+ return (get_kind(thing) == k_ir_compound_graph_path);
+} /* is_compound_graph_path */
+
+/* Checks whether the path up to pos is correct. If the path contains a NULL,
+ * assumes the path is not complete and returns 'true'. */
+int is_proper_compound_graph_path(compound_graph_path *gr, int pos) {
+ int i;
+ ir_entity *node;
+ ir_type *owner = gr->tp;
+
+ for (i = 0; i <= pos; i++) {
+ node = get_compound_graph_path_node(gr, i);
+ if (node == NULL)
+ /* Path not yet complete. */
+ return 1;
+ if (get_entity_owner(node) != owner)
+ return 0;
+ owner = get_entity_type(node);
+ }
+ if (pos == get_compound_graph_path_length(gr))
+ if (!is_atomic_type(owner))
+ return 0;
+ return 1;
+} /* is_proper_compound_graph_path */
+
+/* Returns the length of a graph path */
+int get_compound_graph_path_length(const compound_graph_path *gr) {
+ assert(gr && is_compound_graph_path(gr));
+ return gr->len;
+} /* get_compound_graph_path_length */
+
+ir_entity *
+get_compound_graph_path_node(const compound_graph_path *gr, int pos) {
+ assert(gr && is_compound_graph_path(gr));
+ assert(pos >= 0 && pos < gr->len);
+ return gr->list[pos].node;
+} /* get_compound_graph_path_node */
+
+void
+set_compound_graph_path_node(compound_graph_path *gr, int pos, ir_entity *node) {
+ assert(gr && is_compound_graph_path(gr));
+ assert(pos >= 0 && pos < gr->len);
+ assert(is_entity(node));
+ gr->list[pos].node = node;
+ assert(is_proper_compound_graph_path(gr, pos));
+} /* set_compound_graph_path_node */
+
+int
+get_compound_graph_path_array_index(const compound_graph_path *gr, int pos) {
+ assert(gr && is_compound_graph_path(gr));
+ assert(pos >= 0 && pos < gr->len);
+ return gr->list[pos].index;
+} /* get_compound_graph_path_array_index */
+
+void
+set_compound_graph_path_array_index(compound_graph_path *gr, int pos, int index) {
+ assert(gr && is_compound_graph_path(gr));
+ assert(pos >= 0 && pos < gr->len);
+ gr->list[pos].index = index;
+} /* set_compound_graph_path_array_index */
+
+/* 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(entity *ent, ir_node *val, entity *member) {
- assert(ent && is_compound_entity(ent) && (ent->variability != uninitialized));
- ARR_APP1 (ir_node *, ent->values, val);
- ARR_APP1 (entity *, ent->val_ents, member);
-}
-
-/* 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) != uninitialized);
- current_ir_graph = get_const_code_irg();
-
- val = copy_const_value(val);
- add_compound_ent_value(ent, val, member);
- current_ir_graph = rem;
- }*/
-
-INLINE int
-get_compound_ent_n_values(entity *ent) {
- assert(ent && is_compound_entity(ent) && (ent->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 != uninitialized));
- return ent->values[pos+1];
-}
-
-/* Copies the value i of the entity to current_block in current_ir_graph.
+void
+add_compound_ent_value_w_path(ir_entity *ent, ir_node *val, compound_graph_path *path) {
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ assert(is_compound_graph_path(path));
+ ARR_APP1(ir_node *, ent->attr.cmpd_attr.values, val);
+ ARR_APP1(compound_graph_path *, ent->attr.cmpd_attr.val_paths, path);
+} /* add_compound_ent_value_w_path */
+
+void
+set_compound_ent_value_w_path(ir_entity *ent, ir_node *val, compound_graph_path *path, int pos) {
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ assert(is_compound_graph_path(path));
+ assert(0 <= pos && pos < ARR_LEN(ent->attr.cmpd_attr.values));
+ ent->attr.cmpd_attr.values[pos] = val;
+ ent->attr.cmpd_attr.val_paths[pos] = path;
+} /* set_compound_ent_value_w_path */
+
+int
+get_compound_ent_n_values(ir_entity *ent) {
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ return ARR_LEN(ent->attr.cmpd_attr.values);
+} /* get_compound_ent_n_values */
+
ir_node *
-copy_compound_ent_value(entity *ent, int pos) {
- assert(ent && is_compound_entity(ent) && (ent->variability != uninitialized));
- return copy_const_value(ent->values[pos+1]);
- }*/
-
-INLINE entity *
-get_compound_ent_value_member(entity *ent, int pos) {
- assert(ent && is_compound_entity(ent) && (ent->variability != uninitialized));
- return ent->val_ents[pos+1];
-}
-
-INLINE void
-set_compound_ent_value(entity *ent, ir_node *val, entity *member, int pos) {
- assert(ent && is_compound_entity(ent) && (ent->variability != uninitialized));
- ent->values[pos+1] = val;
- ent->val_ents[pos+1] = member;
-}
+get_compound_ent_value(ir_entity *ent, int pos) {
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ assert(0 <= pos && pos < ARR_LEN(ent->attr.cmpd_attr.values));
+ return ent->attr.cmpd_attr.values[pos];
+} /* get_compound_ent_value */
+
+compound_graph_path *
+get_compound_ent_value_path(ir_entity *ent, int pos) {
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ assert(0 <= pos && pos < ARR_LEN(ent->attr.cmpd_attr.val_paths));
+ return ent->attr.cmpd_attr.val_paths[pos];
+} /* get_compound_ent_value_path */
+
+/**
+ * Returns non-zero, if two compound_graph_pathes are equal
+ *
+ * @param path1 the first path
+ * @param visited_indices
+ * @param path2 the second path
+ */
+static int equal_paths(compound_graph_path *path1, int *visited_indices, compound_graph_path *path2) {
+ int i;
+ int len1 = get_compound_graph_path_length(path1);
+ int len2 = get_compound_graph_path_length(path2);
+
+ if (len2 != len1) return 0;
+
+ for (i = 0; i < len1; i++) {
+ ir_type *tp;
+ ir_entity *node1 = get_compound_graph_path_node(path1, i);
+ ir_entity *node2 = get_compound_graph_path_node(path2, i);
+
+ if (node1 != node2) return 0;
+
+ /* FIXME: Strange code. What is it good for? */
+ tp = get_entity_owner(node1);
+ if (is_Array_type(tp)) {
+ long low;
+
+ /* Compute the index of this node. */
+ assert(get_array_n_dimensions(tp) == 1 && "multidim not implemented");
+
+ low = get_array_lower_bound_int(tp, 0);
+ if (low + visited_indices[i] < get_compound_graph_path_array_index(path2, i)) {
+ visited_indices[i]++;
+ return 0;
+ } else
+ assert(low + visited_indices[i] == get_compound_graph_path_array_index(path2, i));
+ }
+ }
+ return 1;
+} /* equal_paths */
+
+/**
+ * Returns the position of a value with the given path.
+ * The path must contain array indices for all array element entities.
+ *
+ * @todo This implementation is very slow (O(number of initializers^2) and should
+ * be replaced when the new tree oriented
+ * value representation is finally implemented.
+ */
+static int get_compound_ent_pos_by_path(ir_entity *ent, compound_graph_path *path) {
+ int i, n_paths = get_compound_ent_n_values(ent);
+ int *visited_indices;
+ int path_len = get_compound_graph_path_length(path);
+
+ NEW_ARR_A(int *, visited_indices, path_len);
+ memset(visited_indices, 0, sizeof(*visited_indices) * path_len);
+ for (i = 0; i < n_paths; i ++) {
+ if (equal_paths(get_compound_ent_value_path(ent, i), visited_indices, path))
+ return i;
+ }
+
+#if 0
+ {
+ int j;
+ printf(">>>>>>>>>>>>>>>>>>>>>>>>>>>>\n");
+ printf("Entity %s : ", get_entity_name(ent));
+ for (j = 0; j < get_compound_graph_path_length(path); ++j) {
+ ir_entity *node = get_compound_graph_path_node(path, j);
+ printf("%s", get_entity_name(node));
+ if (is_Array_type(get_entity_owner(node)))
+ printf("[%d]", get_compound_graph_path_array_index(path, j));
+ }
+ printf(">>>>>>>>>>>>>>>>>>>>>>>>>>>>\n");
+ }
+#endif
+
+ assert(0 && "path not found");
+ return -1;
+} /* get_compound_ent_pos_by_path */
+
+/* Returns a constant value given the access path.
+ * The path must contain array indices for all array element entities. */
+ir_node *get_compound_ent_value_by_path(ir_entity *ent, compound_graph_path *path) {
+ return get_compound_ent_value(ent, get_compound_ent_pos_by_path(ent, path));
+} /* get_compound_ent_value_by_path */
+
+
+void
+remove_compound_ent_value(ir_entity *ent, ir_entity *value_ent) {
+ int i, n;
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+
+ n = ARR_LEN(ent->attr.cmpd_attr.val_paths);
+ for (i = 0; i < n; ++i) {
+ compound_graph_path *path = ent->attr.cmpd_attr.val_paths[i];
+ if (path->list[path->len-1].node == value_ent) {
+ for (; i < n - 1; ++i) {
+ ent->attr.cmpd_attr.val_paths[i] = ent->attr.cmpd_attr.val_paths[i+1];
+ ent->attr.cmpd_attr.values[i] = ent->attr.cmpd_attr.values[i+1];
+ }
+ ARR_SETLEN(ir_entity*, ent->attr.cmpd_attr.val_paths, n - 1);
+ ARR_SETLEN(ir_node*, ent->attr.cmpd_attr.values, n - 1);
+ break;
+ }
+ }
+} /* remove_compound_ent_value */
void
-remove_compound_ent_value(entity *ent, entity *value_ent) {
- int i;
- assert(ent && is_compound_entity(ent) && (ent->variability != uninitialized));
- for (i = 1; i < (ARR_LEN (ent->val_ents)); i++) {
- if (ent->val_ents[i] == value_ent) {
- for(; i < (ARR_LEN (ent->val_ents))-1; i++) {
- ent->val_ents[i] = ent->val_ents[i+1];
- ent->values[i] = ent->values[i+1];
- }
- ARR_SETLEN(entity*, ent->val_ents, ARR_LEN(ent->val_ents) - 1);
- ARR_SETLEN(ir_node*, ent->values, ARR_LEN(ent->values) - 1);
- break;
- }
- }
-}
+add_compound_ent_value(ir_entity *ent, ir_node *val, ir_entity *member) {
+ compound_graph_path *path;
+ ir_type *owner_tp = get_entity_owner(member);
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ path = new_compound_graph_path(get_entity_type(ent), 1);
+ path->list[0].node = member;
+ if (is_Array_type(owner_tp)) {
+ int max;
+ int i, n;
+
+ assert(get_array_n_dimensions(owner_tp) == 1 && has_array_lower_bound(owner_tp, 0));
+ max = get_array_lower_bound_int(owner_tp, 0) -1;
+ for (i = 0, n = get_compound_ent_n_values(ent); i < n; ++i) {
+ int index = get_compound_graph_path_array_index(get_compound_ent_value_path(ent, i), 0);
+ if (index > max) {
+ max = index;
+ }
+ }
+ path->list[0].index = max + 1;
+ }
+ add_compound_ent_value_w_path(ent, val, path);
+} /* add_compound_ent_value */
+
+
+ir_entity *
+get_compound_ent_value_member(ir_entity *ent, int pos) {
+ compound_graph_path *path;
+ assert(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);
+} /* get_compound_ent_value_member */
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) != 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;
-}
+set_compound_ent_value(ir_entity *ent, ir_node *val, ir_entity *member, int pos) {
+ compound_graph_path *path;
+ assert(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);
+} /* set_compound_ent_value */
+
+void
+set_array_entity_values(ir_entity *ent, tarval **values, int num_vals) {
+ int i;
+ ir_graph *rem = current_ir_graph;
+ ir_type *arrtp = get_entity_type(ent);
+ ir_node *val;
+ ir_type *elttp = get_array_element_type(arrtp);
+
+ assert(is_Array_type(arrtp));
+ assert(get_array_n_dimensions(arrtp) == 1);
+ /* One bound is sufficient, the number 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_type(values[i], elttp);
+ add_compound_ent_value(ent, val, get_array_element_entity(arrtp));
+ set_compound_graph_path_array_index(get_compound_ent_value_path(ent, i), 0, i);
+ }
+ current_ir_graph = rem;
+} /* set_array_entity_values */
+
+/* Return the overall offset of value at position pos in bytes. */
+int get_compound_ent_value_offset_bytes(ir_entity *ent, int pos) {
+ compound_graph_path *path;
+ int path_len, i;
+ int offset = 0;
+ ir_type *curr_tp;
+
+ assert(get_type_state(get_entity_type(ent)) == layout_fixed);
+
+ path = get_compound_ent_value_path(ent, pos);
+ path_len = get_compound_graph_path_length(path);
+ curr_tp = path->tp;
+
+ for (i = 0; i < path_len; ++i) {
+ ir_entity *node = get_compound_graph_path_node(path, i);
+ ir_type *node_tp = get_entity_type(node);
+
+ if (is_Array_type(curr_tp)) {
+ int size = get_type_size_bits(node_tp);
+ int align = get_type_alignment_bits(node_tp);
+ int idx;
+
+ assert(size > 0);
+ if(size % align > 0) {
+ size += align - (size % align);
+ }
+ assert(size % 8 == 0);
+ size /= 8;
+ idx = get_compound_graph_path_array_index(path, i);
+ assert(idx >= 0);
+ offset += size * idx;
+ } else {
+ offset += get_entity_offset(node);
+ }
+ curr_tp = node_tp;
+ }
+
+ return offset;
+} /* get_compound_ent_value_offset_bytes */
+
+/* Return the offset in bits from the last byte address. */
+int get_compound_ent_value_offset_bit_remainder(ir_entity *ent, int pos) {
+ compound_graph_path *path;
+ int path_len;
+ ir_entity *last_node;
+
+ assert(get_type_state(get_entity_type(ent)) == layout_fixed);
+
+ path = get_compound_ent_value_path(ent, pos);
+ path_len = get_compound_graph_path_length(path);
+ last_node = get_compound_graph_path_node(path, path_len - 1);
+
+ return get_entity_offset_bits_remainder(last_node);
+} /* get_compound_ent_value_offset_bit_remainder */
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;
-}
+(get_entity_offset)(const ir_entity *ent) {
+ return _get_entity_offset(ent);
+} /* get_entity_offset */
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;
-}
+(set_entity_offset)(ir_entity *ent, int offset) {
+ _set_entity_offset(ent, offset);
+} /* set_entity_offset */
+
+unsigned char
+(get_entity_offset_bits_remainder)(const ir_entity *ent) {
+ return _get_entity_offset_bits_remainder(ent);
+} /* get_entity_offset_bits_remainder */
+
+void
+(set_entity_offset_bits_remainder)(ir_entity *ent, unsigned char offset) {
+ _set_entity_offset_bits_remainder(ent, offset);
+} /* set_entity_offset_bits_remainder */
+
+void
+add_entity_overwrites(ir_entity *ent, ir_entity *overwritten) {
+#ifndef NDEBUG
+ ir_type *owner = get_entity_owner(ent);
+ ir_type *ovw_ovner = get_entity_owner(overwritten);
+ assert(is_Class_type(owner));
+ assert(is_Class_type(ovw_ovner));
+ assert(! is_class_final(ovw_ovner));
+#endif /* NDEBUG */
+ ARR_APP1(ir_entity *, ent->overwrites, overwritten);
+ ARR_APP1(ir_entity *, overwritten->overwrittenby, ent);
+} /* add_entity_overwrites */
+
+int
+get_entity_n_overwrites(ir_entity *ent) {
+ assert(is_Class_type(get_entity_owner(ent)));
+ return (ARR_LEN(ent->overwrites));
+} /* get_entity_n_overwrites */
+
+int
+get_entity_overwrites_index(ir_entity *ent, ir_entity *overwritten) {
+ int i, n;
+ assert(is_Class_type(get_entity_owner(ent)));
+ n = get_entity_n_overwrites(ent);
+ for (i = 0; i < n; ++i) {
+ if (get_entity_overwrites(ent, i) == overwritten)
+ return i;
+ }
+ return -1;
+} /* get_entity_overwrites_index */
+
+ir_entity *
+get_entity_overwrites(ir_entity *ent, int pos) {
+ assert(is_Class_type(get_entity_owner(ent)));
+ assert(pos < get_entity_n_overwrites(ent));
+ return ent->overwrites[pos];
+} /* get_entity_overwrites */
+
+void
+set_entity_overwrites(ir_entity *ent, int pos, ir_entity *overwritten) {
+ assert(is_Class_type(get_entity_owner(ent)));
+ assert(pos < get_entity_n_overwrites(ent));
+ ent->overwrites[pos] = overwritten;
+} /* set_entity_overwrites */
+
+void
+remove_entity_overwrites(ir_entity *ent, ir_entity *overwritten) {
+ int i, n;
+ assert(is_Class_type(get_entity_owner(ent)));
+ n = ARR_LEN(ent->overwrites);
+ for (i = 0; i < n; ++i) {
+ if (ent->overwrites[i] == overwritten) {
+ for (; i < n - 1; i++)
+ ent->overwrites[i] = ent->overwrites[i+1];
+ ARR_SETLEN(ir_entity*, ent->overwrites, n - 1);
+ break;
+ }
+ }
+} /* remove_entity_overwrites */
+
+void
+add_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites) {
+ add_entity_overwrites(overwrites, ent);
+} /* add_entity_overwrittenby */
+
+int
+get_entity_n_overwrittenby(ir_entity *ent) {
+ assert(is_Class_type(get_entity_owner(ent)));
+ return ARR_LEN(ent->overwrittenby);
+} /* get_entity_n_overwrittenby */
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;
- }
-}
+get_entity_overwrittenby_index(ir_entity *ent, ir_entity *overwrites) {
+ int i, n;
+ assert(is_Class_type(get_entity_owner(ent)));
+ n = get_entity_n_overwrittenby(ent);
+ for (i = 0; i < n; ++i) {
+ if (get_entity_overwrittenby(ent, i) == overwrites)
+ return i;
+ }
+ return -1;
+} /* get_entity_overwrittenby_index */
+
+ir_entity *
+get_entity_overwrittenby(ir_entity *ent, int pos) {
+ assert(is_Class_type(get_entity_owner(ent)));
+ assert(pos < get_entity_n_overwrittenby(ent));
+ return ent->overwrittenby[pos];
+} /* get_entity_overwrittenby */
+
+void
+set_entity_overwrittenby(ir_entity *ent, int pos, ir_entity *overwrites) {
+ assert(is_Class_type(get_entity_owner(ent)));
+ assert(pos < get_entity_n_overwrittenby(ent));
+ ent->overwrittenby[pos] = overwrites;
+} /* set_entity_overwrittenby */
+
+void remove_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites) {
+ int i, n;
+ assert(is_Class_type(get_entity_owner(ent)));
+
+ n = ARR_LEN(ent->overwrittenby);
+ for (i = 0; i < n; ++i) {
+ if (ent->overwrittenby[i] == overwrites) {
+ for(; i < n - 1; ++i)
+ ent->overwrittenby[i] = ent->overwrittenby[i+1];
+ ARR_SETLEN(ir_entity*, ent->overwrittenby, n - 1);
+ break;
+ }
+ }
+} /* remove_entity_overwrittenby */
/* A link to store intermediate information */
void *
-get_entity_link(entity *ent) {
- assert(ent);
- return ent->link;
-}
+(get_entity_link)(const ir_entity *ent) {
+ return _get_entity_link(ent);
+} /* get_entity_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 (is_method_type(ent->type));
- return ent->irg;
-}
-
-INLINE void
-set_entity_irg(entity *ent, ir_graph *irg) {
- assert (ent && ent->type);
- /* 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 == 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;
-}
+(set_entity_link)(ir_entity *ent, void *l) {
+ _set_entity_link(ent, l);
+} /* set_entity_link */
+
+ir_graph *
+(get_entity_irg)(const ir_entity *ent) {
+ return _get_entity_irg(ent);
+} /* get_entity_irg */
+
+void
+set_entity_irg(ir_entity *ent, ir_graph *irg) {
+ assert(is_method_entity(ent));
+ /* 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? Wandle die Entitaet in description oder
+ * inherited um! */
+ /* assert(irg); */
+ assert((irg && ent->peculiarity == peculiarity_existent) ||
+ (!irg && (ent->peculiarity == peculiarity_existent)
+ && (ent -> visibility == visibility_external_allocated)) ||
+ (!irg && ent->peculiarity == peculiarity_description) ||
+ (!irg && ent->peculiarity == peculiarity_inherited));
+ ent->attr.mtd_attr.irg = irg;
+} /* set_entity_irg */
+
+unsigned get_entity_vtable_number(const ir_entity *ent) {
+ assert(is_method_entity((ir_entity *)ent));
+ return ent->attr.mtd_attr.vtable_number;
+} /* get_entity_vtable_number */
+
+void set_entity_vtable_number(ir_entity *ent, unsigned vtable_number) {
+ assert(is_method_entity(ent));
+ ent->attr.mtd_attr.vtable_number = vtable_number;
+} /* set_entity_vtable_number */
+
+/* Returns the section of a method. */
+ir_img_section get_method_img_section(const ir_entity *ent) {
+ assert(is_method_entity((ir_entity *)ent));
+ return ent->attr.mtd_attr.section;
+} /* get_method_img_section */
+
+/* Sets the section of a method. */
+void set_method_img_section(ir_entity *ent, ir_img_section section) {
+ assert(is_method_entity(ent));
+ ent->attr.mtd_attr.section = section;
+} /* set_method_img_section */
+
+int
+(is_entity)(const void *thing) {
+ return _is_entity(thing);
+} /* is_entity */
+
+int is_atomic_entity(ir_entity *ent) {
+ ir_type *t = get_entity_type(ent);
+ const tp_op *op = get_type_tpop(t);
+ return (op == type_primitive || op == type_pointer ||
+ op == type_enumeration || op == type_method);
+} /* is_atomic_entity */
+
+int is_compound_entity(ir_entity *ent) {
+ ir_type *t = get_entity_type(ent);
+ const tp_op *op = get_type_tpop(t);
+ return (op == type_class || op == type_struct ||
+ op == type_array || op == type_union);
+} /* is_compound_entity */
+
+int is_method_entity(ir_entity *ent) {
+ ir_type *t = get_entity_type(ent);
+ return is_Method_type(t);
+} /* is_method_entity */
+
+/**
+ * @todo not implemented!!! */
+int equal_entity(ir_entity *ent1, ir_entity *ent2) {
+ (void) ent1;
+ (void) ent2;
+ fprintf(stderr, " calling unimplemented equal entity!!! \n");
+ return 1;
+} /* equal_entity */
+
+
+unsigned long (get_entity_visited)(ir_entity *ent) {
+ return _get_entity_visited(ent);
+} /* get_entity_visited */
+
+void (set_entity_visited)(ir_entity *ent, unsigned long num) {
+ _set_entity_visited(ent, num);
+} /* set_entity_visited */
+
+/* Sets visited field in ir_entity to entity_visited. */
+void (mark_entity_visited)(ir_entity *ent) {
+ _mark_entity_visited(ent);
+} /* mark_entity_visited */
+
+int (entity_visited)(ir_entity *ent) {
+ return _entity_visited(ent);
+} /* entity_visited */
+
+int (entity_not_visited)(ir_entity *ent) {
+ return _entity_not_visited(ent);
+} /* entity_not_visited */
+
+/* Returns the mask of the additional entity properties. */
+unsigned get_entity_additional_properties(ir_entity *ent) {
+ ir_graph *irg;
+
+ assert(is_method_entity(ent));
+
+ /* first check, if the graph has additional properties */
+ irg = get_entity_irg(ent);
+
+ if (irg)
+ return get_irg_additional_properties(irg);
+
+ if (ent->attr.mtd_attr.irg_add_properties & mtp_property_inherited)
+ return get_method_additional_properties(get_entity_type(ent));
+
+ return ent->attr.mtd_attr.irg_add_properties;
+} /* get_entity_additional_properties */
+
+/* Sets the mask of the additional graph properties. */
+void set_entity_additional_properties(ir_entity *ent, unsigned property_mask)
+{
+ ir_graph *irg;
+
+ assert(is_method_entity(ent));
+
+ /* first check, if the graph exists */
+ irg = get_entity_irg(ent);
+ if (irg)
+ set_irg_additional_properties(irg, property_mask);
+ else {
+ /* do not allow to set the mtp_property_inherited flag or
+ * the automatic inheritance of flags will not work */
+ ent->attr.mtd_attr.irg_add_properties = property_mask & ~mtp_property_inherited;
+ }
+} /* set_entity_additional_properties */
+
+/* Sets one additional graph property. */
+void set_entity_additional_property(ir_entity *ent, mtp_additional_property flag)
+{
+ ir_graph *irg;
+
+ assert(is_method_entity(ent));
+
+ /* first check, if the graph exists */
+ irg = get_entity_irg(ent);
+ if (irg)
+ set_irg_additional_property(irg, flag);
+ else {
+ unsigned mask = ent->attr.mtd_attr.irg_add_properties;
+
+ if (mask & mtp_property_inherited)
+ mask = get_method_additional_properties(get_entity_type(ent));
+
+ /* do not allow to set the mtp_property_inherited flag or
+ * the automatic inheritance of flags will not work */
+ ent->attr.mtd_attr.irg_add_properties = mask | (flag & ~mtp_property_inherited);
+ }
+} /* set_entity_additional_property */
+
+/* Returns the class type that this type info entity represents or NULL
+ if ent is no type info entity. */
+ir_type *(get_entity_repr_class)(const ir_entity *ent) {
+ return _get_entity_repr_class(ent);
+} /* get_entity_repr_class */
+
+dbg_info *(get_entity_dbg_info)(const ir_entity *ent) {
+ return _get_entity_dbg_info(ent);
+} /* get_entity_dbg_info */
+
+void (set_entity_dbg_info)(ir_entity *ent, dbg_info *db) {
+ _set_entity_dbg_info(ent, db);
+} /* set_entity_dbg_info */
+
+/* Initialize entity module. */
+void firm_init_entity(void)
+{
+ symconst_symbol sym;
+
+ assert(firm_unknown_type && "Call init_type() before firm_init_entity()!");
+ assert(!unknown_entity && "Call firm_init_entity() only once!");
+
+ unknown_entity = new_rd_entity(NULL, firm_unknown_type, new_id_from_str(UNKNOWN_ENTITY_NAME), firm_unknown_type);
+ set_entity_visibility(unknown_entity, visibility_external_allocated);
+ set_entity_ld_ident(unknown_entity, get_entity_ident(unknown_entity));
+
+ current_ir_graph = get_const_code_irg();
+ sym.entity_p = unknown_entity;
+ unknown_entity->value = new_SymConst(sym, symconst_addr_ent);
+} /* firm_init_entity */