* Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
*/
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include "firm_common_t.h"
# include <stdlib.h>
# include <stddef.h>
# include "mangle.h"
# include "typegmod.h"
# include "array.h"
+
/* All this is needed to build the constant node for methods: */
# include "irprog_t.h"
# include "ircons.h"
# include "tv_t.h"
+#if DEBUG_libfirm
+# include "irdump.h" /* for output if errors occur. */
+#endif
+
+# include "callgraph.h" /* for dumping debug output */
+
/*******************************************************************/
/** general **/
/*******************************************************************/
{
}
-/*******************************************************************/
-/** ENTITY **/
-/*******************************************************************/
-
-/* redeclared to declare INLINE. */
-INLINE entity *get_entity_overwrites (entity *ent, int pos);
-INLINE entity *get_entity_overwrittenby (entity *ent, int pos);
-INLINE type *get_entity_owner (entity *ent);
+/*-----------------------------------------------------------------*/
+/* ENTITY */
+/*-----------------------------------------------------------------*/
-INLINE void insert_entity_in_owner (entity *ent) {
+static void insert_entity_in_owner (entity *ent) {
type *owner = ent->owner;
switch (get_type_tpop_code(owner)) {
case tpo_class: {
res->visibility = visibility_local;
res->offset = -1;
if (is_method_type(type)) {
+ symconst_symbol sym;
+ sym.entity_p = res;
res->variability = variability_constant;
rem = current_ir_graph;
current_ir_graph = get_const_code_irg();
- res->value = new_Const(mode_P_mach, new_tarval_from_entity(res, mode_P_mach));
+ res->value = new_SymConst(sym, symconst_addr_ent);
current_ir_graph = rem;
} else {
res->variability = variability_uninitialized;
res->value = NULL;
res->values = NULL;
+ res->val_paths = NULL;
}
res->peculiarity = peculiarity_existent;
res->volatility = volatility_non_volatile;
+ res->stickyness = stickyness_unsticky;
res->ld_name = NULL;
- res->overwrites = NEW_ARR_F(entity *, 1);
- res->overwrittenby = NEW_ARR_F(entity *, 1);
-
+ if (is_class_type(owner)) {
+ res->overwrites = NEW_ARR_F(entity *, 0);
+ res->overwrittenby = NEW_ARR_F(entity *, 0);
+ } else {
+ res->overwrites = NULL;
+ res->overwrittenby = NULL;
+ }
res->irg = NULL;
+ res->accesses = NULL;
+
#ifdef DEBUG_libfirm
res->nr = get_irp_new_node_nr();
-#endif
+ res->c_name = (char *)get_id_str (name);
+#endif /* DEBUG_libfirm */
res->visit = 0;
set_entity_dbg_info(res, db);
return res;
}
-INLINE void free_entity_attrs(entity *ent) {
- assert(ent);
+
+static void free_entity_attrs(entity *ent) {
+ int i;
if (get_type_tpop(get_entity_owner(ent)) == type_class) {
- DEL_ARR_F(ent->overwrites);
- DEL_ARR_F(ent->overwrittenby);
+ 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 (ent->values) DEL_ARR_F(ent->values); *//* @@@ warum nich? */
+ if (ent->val_paths) {
+ if (is_compound_entity(ent))
+ for (i = 0; i < get_compound_ent_n_values(ent); i++)
+ if (ent->val_paths[i]) ;
+ /* free_compound_graph_path(ent->val_paths[i]) ; * @@@ warum nich? */
+ /* Geht nich: wird mehrfach verwendet!!! ==> mehrfach frei gegeben. */
+ /* DEL_ARR_F(ent->val_paths); */
+ }
+ ent->val_paths = NULL;
+ ent->values = NULL;
}
entity *
copy_entity_own (entity *old, type *new_owner) {
entity *new;
-
+ assert(old && old->kind == k_entity);
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);
+ new->overwrites = NEW_ARR_F(entity *, 0);
+ new->overwrittenby = NEW_ARR_F(entity *, 0);
}
#ifdef DEBUG_libfirm
new->nr = get_irp_new_node_nr();
entity *
copy_entity_name (entity *old, ident *new_name) {
entity *new;
+ assert(old && old->kind == k_entity);
if (old->name == new_name) return old;
new = (entity *) xmalloc (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->overwrites = DUP_ARR_F(entity *, old->overwrites);
new->overwrittenby = DUP_ARR_F(entity *, old->overwrittenby);
}
#ifdef DEBUG_libfirm
new->nr = get_irp_new_node_nr();
+ new->c_name = (char *)get_id_str (new->name);
#endif
insert_entity_in_owner (new);
void
free_entity (entity *ent) {
- free_tarval_entity(ent);
+ assert(ent && ent->kind == k_entity);
free_entity_attrs(ent);
ent->kind = k_BAD;
free(ent);
}
/* Outputs a unique number for this node */
-INLINE long
+long
get_entity_nr(entity *ent) {
- assert(ent);
+ assert(ent && ent->kind == k_entity);
#ifdef DEBUG_libfirm
return ent->nr;
#else
#endif
}
-INLINE const char *
-get_entity_name (entity *ent) {
- assert (ent);
- return get_id_str(get_entity_ident(ent));
+const char *
+(get_entity_name)(const entity *ent) {
+ return __get_entity_name(ent);
}
ident *
-get_entity_ident (entity *ent) {
- assert(ent);
- return ent->name;
+(get_entity_ident)(const entity *ent) {
+ return get_entity_ident(ent);
}
/*
void set_entity_ld_ident (entity *, ident *ld_ident);
*/
-INLINE type *
-get_entity_owner (entity *ent) {
- return ent->owner = skip_tid(ent->owner);
+type *
+(get_entity_owner)(entity *ent) {
+ return __get_entity_owner(ent);
}
-INLINE void
+void
set_entity_owner (entity *ent, type *owner) {
+ assert(ent && ent->kind == k_entity);
assert_legal_owner_of_ent(owner);
ent->owner = owner;
}
-INLINE void /* should this go into type.c? */
+void /* should this go into type.c? */
assert_legal_owner_of_ent(type *owner) {
- assert (get_type_tpop_code(owner) == tpo_class ||
+ 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! */
+ get_type_tpop_code(owner) == tpo_array); /* Yes, array has an entity
+ -- to select fields! */
}
-INLINE ident *
-get_entity_ld_ident (entity *ent)
-{
- if (ent->ld_name == NULL)
- ent->ld_name = mangle_entity (ent);
- return ent->ld_name;
+ident *
+(get_entity_ld_ident)(entity *ent) {
+ return __get_entity_ld_ident(ent);
}
-INLINE void
-set_entity_ld_ident (entity *ent, ident *ld_ident) {
- ent->ld_name = ld_ident;
+void
+(set_entity_ld_ident)(entity *ent, ident *ld_ident) {
+ __set_entity_ld_ident(ent, ld_ident);
}
-INLINE const char *
-get_entity_ld_name (entity *ent) {
- return get_id_str(get_entity_ld_ident(ent));
+const char *
+(get_entity_ld_name)(entity *ent) {
+ return __get_entity_ld_name(ent);
}
-/*
-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);
+type *
+(get_entity_type)(entity *ent) {
+ return __get_entity_type(ent);
}
-INLINE void
-set_entity_type (entity *ent, type *type) {
- ent->type = type;
+void
+(set_entity_type)(entity *ent, type *type) {
+ __set_entity_type(ent, type);
}
-
-INLINE ent_allocation
-get_entity_allocation (entity *ent) {
- return ent->allocation;
+ent_allocation
+(get_entity_allocation)(const entity *ent) {
+ return __get_entity_allocation(ent);
}
-INLINE void
-set_entity_allocation (entity *ent, ent_allocation al) {
- ent->allocation = al;
+void
+(set_entity_allocation)(entity *ent, ent_allocation al) {
+ __set_entity_allocation(ent, al);
}
/* return the name of the visibility */
const char *get_allocation_name(ent_allocation all)
{
-#define X(a) case a: return #a
+#define X(a) case a: return #a
switch (all) {
X(allocation_automatic);
X(allocation_parameter);
}
-INLINE ent_visibility
-get_entity_visibility (entity *ent) {
- return ent->visibility;
+ent_visibility
+(get_entity_visibility)(const entity *ent) {
+ return __get_entity_visibility(ent);
}
-INLINE void
+void
set_entity_visibility (entity *ent, ent_visibility vis) {
+ assert(ent && ent->kind == k_entity);
if (vis != visibility_local)
assert((ent->allocation == allocation_static) ||
- (ent->allocation == allocation_automatic));
+ (ent->allocation == allocation_automatic));
/* @@@ Test that the owner type is not local, but how??
&& get_class_visibility(get_entity_owner(ent)) != local));*/
ent->visibility = vis;
/* return the name of the visibility */
const char *get_visibility_name(ent_visibility vis)
{
-#define X(a) case a: return #a
+#define X(a) case a: return #a
switch (vis) {
X(visibility_local);
X(visibility_external_visible);
#undef X
}
-INLINE ent_variability
-get_entity_variability (entity *ent) {
- return ent->variability;
+ent_variability
+(get_entity_variability)(const entity *ent) {
+ return __get_entity_variability(ent);
}
-INLINE void
+void
set_entity_variability (entity *ent, ent_variability var)
{
+ 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 datastructures for constant values */
- ent->values = NEW_ARR_F(ir_node *, 1);
- ent->val_paths = NEW_ARR_F(compound_graph_path *, 1);
+ ent->values = NEW_ARR_F(ir_node *, 0);
+ ent->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 datastructures for constant values */
- DEL_ARR_F(ent->values);
- DEL_ARR_F(ent->val_paths);
+ DEL_ARR_F(ent->values); ent->values = NULL;
+ DEL_ARR_F(ent->val_paths); ent->val_paths = NULL;
}
ent->variability = var;
}
/* return the name of the variablity */
const char *get_variability_name(ent_variability var)
{
-#define X(a) case a: return #a
+#define X(a) case a: return #a
switch (var) {
X(variability_uninitialized);
X(variability_initialized);
#undef X
}
-INLINE ent_volatility
-get_entity_volatility (entity *ent) {
- assert (ent);
- return ent->volatility;
+ent_volatility
+(get_entity_volatility)(const entity *ent) {
+ return __get_entity_volatility(ent);
}
-INLINE void
-set_entity_volatility (entity *ent, ent_volatility vol) {
- assert (ent);
- ent->volatility = vol;
+void
+(set_entity_volatility)(entity *ent, ent_volatility vol) {
+ __set_entity_volatility(ent, vol);
}
/* return the name of the volatility */
const char *get_volatility_name(ent_volatility var)
{
-#define X(a) case a: return #a
+#define X(a) case a: return #a
switch (var) {
X(volatility_non_volatile);
X(volatility_is_volatile);
#undef X
}
-INLINE peculiarity
-get_entity_peculiarity (entity *ent) {
- assert (ent);
- return ent->peculiarity;
+peculiarity
+(get_entity_peculiarity)(const entity *ent) {
+ return __get_entity_peculiarity(ent);
}
-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;
+void
+(set_entity_peculiarity)(entity *ent, peculiarity pec) {
+ __set_entity_peculiarity(ent, pec);
}
/* return the name of the peculiarity */
const char *get_peculiarity_name(peculiarity var)
{
-#define X(a) case a: return #a
+#define X(a) case a: return #a
switch (var) {
X(peculiarity_description);
X(peculiarity_inherited);
#undef X
}
+/* Get the entity's stickyness */
+ent_stickyness
+(get_entity_stickyness)(const entity *ent) {
+ return __get_entity_stickyness(ent);
+}
+
+/* Set the entity's stickyness */
+void
+(set_entity_stickyness)(entity *ent, ent_stickyness stickyness) {
+ __set_entity_stickyness(ent, stickyness);
+}
+
/* Set has no effect for existent entities of type method. */
-INLINE ir_node *
+ir_node *
get_atomic_ent_value(entity *ent)
{
- assert(ent);
- assert(is_atomic_entity(ent));
+ assert(ent && is_atomic_entity(ent));
assert(ent->variability != variability_uninitialized);
- return ent->value;
+ return skip_Id (ent->value);
}
-INLINE void
+void
set_atomic_ent_value(entity *ent, ir_node *val) {
- assert(ent && is_atomic_entity(ent) && (ent->variability != variability_uninitialized));
+ assert(is_atomic_entity(ent) && (ent->variability != variability_uninitialized));
if (is_method_type(ent->type) && (ent->peculiarity == peculiarity_existent))
return;
ent->value = val;
/* Returns true if the the node is representable as code on
* const_code_irg. */
int is_irn_const_expression(ir_node *n) {
- ir_node *pred;
ir_mode *m;
+ /* we are in dange 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 true; break;
- case iro_Add:
- if (is_irn_const_expression(get_Add_left(n)))
- return is_irn_const_expression(get_Add_right(n));
case iro_Conv:
case iro_Cast:
return is_irn_const_expression(get_irn_n(n, 0));
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_Const(m, get_Const_tarval(n)); break;
+ nn = new_Const(m, get_Const_tarval(n)); set_Const_type(nn, get_Const_type(n));
+ //nn = new_rd_Const_type(get_irn_dbg_info(n), current_ir_graph, get_cur_block(),
+ // m, get_Const_tarval(n), get_Const_type(n));
+ break;
case iro_SymConst:
- nn = new_SymConst(get_SymConst_type_or_id(n), get_SymConst_kind(n)); break;
+ nn = new_d_SymConst_type(NULL, get_SymConst_symbol(n), get_SymConst_kind(n),
+ get_SymConst_value_type(n));
+ break;
case iro_Add:
nn = new_Add(copy_const_value(get_Add_left(n)),
copy_const_value(get_Add_right(n)), m); break;
+ case iro_Sub:
+ nn = new_Sub(copy_const_value(get_Sub_left(n)),
+ copy_const_value(get_Sub_right(n)), m); break;
+ case iro_Mul:
+ nn = new_Mul(copy_const_value(get_Mul_left(n)),
+ copy_const_value(get_Mul_right(n)), m); break;
+ case iro_And:
+ nn = new_And(copy_const_value(get_And_left(n)),
+ copy_const_value(get_And_right(n)), m); break;
+ case iro_Or:
+ nn = new_Or(copy_const_value(get_Or_left(n)),
+ copy_const_value(get_Or_right(n)), m); break;
+ case iro_Eor:
+ nn = new_Eor(copy_const_value(get_Eor_left(n)),
+ copy_const_value(get_Eor_right(n)), m); break;
case iro_Cast:
nn = new_Cast(copy_const_value(get_Cast_op(n)), get_Cast_type(n)); break;
case iro_Conv:
nn = new_Conv(copy_const_value(get_Conv_op(n)), m); break;
case iro_Unknown:
- nn = new_Unknown(); break;
+ nn = new_Unknown(m); break;
default:
DDMN(n);
- assert(0 && "opdope invalid or not implemented");
+ assert(0 && "opcode invalid or not implemented");
nn = NULL;
break;
}
assert(is_type(tp) && is_compound_type(tp));
assert(length > 0);
- res = (compound_graph_path *) malloc (sizeof(compound_graph_path) + (length-1) * sizeof(entity *));
- res->kind = k_ir_compound_graph_path;
- res->tp = tp;
- res->len = length;
- memset(res->nodes, 0, sizeof(entity *) * length);
+ res = (compound_graph_path *) calloc (1, sizeof(compound_graph_path) + (length-1) * sizeof(entity *));
+ res->kind = k_ir_compound_graph_path;
+ res->tp = tp;
+ res->len = length;
+ res ->arr_indicees = (int *) calloc(length, sizeof(int));
return res;
}
-INLINE void
+void
free_compound_graph_path (compound_graph_path *gr) {
assert(gr && is_compound_graph_path(gr));
gr->kind = k_BAD;
+ free(gr ->arr_indicees);
free(gr);
}
-INLINE int
+int
is_compound_graph_path(void *thing) {
return (get_kind(thing) == k_ir_compound_graph_path);
}
/* checks whether nodes 0..pos are correct (all lie on a path.) */
/* @@@ not implemented */
-INLINE int is_proper_compound_graph_path(compound_graph_path *gr, int pos) {
+int is_proper_compound_graph_path(compound_graph_path *gr, int pos) {
int i;
entity *node;
type *owner = gr->tp;
if (get_entity_owner(node) != owner) return false;
owner = get_entity_type(node);
}
- if (pos == get_compound_graph_path_length(gr) -1)
+ if (pos == get_compound_graph_path_length(gr))
if (!is_atomic_type(owner)) return false;
return true;
}
-INLINE int
+int
get_compound_graph_path_length(compound_graph_path *gr) {
assert(gr && is_compound_graph_path(gr));
return gr->len;
}
-INLINE entity *
+entity *
get_compound_graph_path_node(compound_graph_path *gr, int pos) {
assert(gr && is_compound_graph_path(gr));
assert(pos >= 0 && pos < gr->len);
return gr->nodes[pos];
}
-INLINE void
+void
set_compound_graph_path_node(compound_graph_path *gr, int pos, entity *node) {
assert(gr && is_compound_graph_path(gr));
assert(pos >= 0 && pos < gr->len);
assert(is_proper_compound_graph_path(gr, pos));
}
+int
+get_compound_graph_path_array_index(compound_graph_path *gr, int pos) {
+ assert(gr && is_compound_graph_path(gr));
+ assert(pos >= 0 && pos < gr->len);
+ return gr->arr_indicees[pos];
+}
+
+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->arr_indicees[pos] = index;
+}
+
/* A value of a compound entity is a pair of value and the corresponding path to a member of
the compound. */
-INLINE void
+void
add_compound_ent_value_w_path(entity *ent, ir_node *val, compound_graph_path *path) {
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
ARR_APP1 (ir_node *, ent->values, val);
ARR_APP1 (compound_graph_path *, ent->val_paths, path);
}
-INLINE void
+void
set_compound_ent_value_w_path(entity *ent, ir_node *val, compound_graph_path *path, int pos) {
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- ent->values[pos+1] = val;
- ent->val_paths[pos+1] = path;
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ ent->values[pos] = val;
+ ent->val_paths[pos] = path;
}
-INLINE int
+int
get_compound_ent_n_values(entity *ent) {
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- return (ARR_LEN (ent->values))-1;
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ return (ARR_LEN (ent->values));
}
-INLINE ir_node *
+ir_node *
get_compound_ent_value(entity *ent, int pos) {
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- return ent->values[pos+1];
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ return ent->values[pos];
}
-INLINE compound_graph_path *
+compound_graph_path *
get_compound_ent_value_path(entity *ent, int pos) {
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- return ent->val_paths[pos+1];
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ return ent->val_paths[pos];
}
void
remove_compound_ent_value(entity *ent, entity *value_ent) {
int i;
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- for (i = 1; i < (ARR_LEN (ent->val_paths)); i++) {
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ for (i = 0; i < (ARR_LEN (ent->val_paths)); i++) {
compound_graph_path *path = ent->val_paths[i];
if (path->nodes[path->len-1] == value_ent) {
for(; i < (ARR_LEN (ent->val_paths))-1; i++) {
- ent->val_paths[i] = ent->val_paths[i+1];
- ent->values[i] = ent->values[i+1];
+ ent->val_paths[i] = ent->val_paths[i+1];
+ ent->values[i] = ent->values[i+1];
}
ARR_SETLEN(entity*, ent->val_paths, ARR_LEN(ent->val_paths) - 1);
ARR_SETLEN(ir_node*, ent->values, ARR_LEN(ent->values) - 1);
}
}
-INLINE void
+void
add_compound_ent_value(entity *ent, ir_node *val, entity *member) {
compound_graph_path *path;
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- path = new_compound_graph_path(get_entity_owner(ent), 1);
+ type *owner_tp = get_entity_owner(ent);
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ path = new_compound_graph_path(owner_tp, 1);
path->nodes[0] = member;
+ if (is_array_type(owner_tp)) {
+ int max;
+ int i;
+
+ 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; i < get_compound_ent_n_values(ent); ++i) {
+ int index = get_compound_graph_path_array_index(get_compound_ent_value_path(ent, i), 0);
+ if (index > max) {
+ max = index;
+ }
+ }
+ path->arr_indicees[0] = max + 1;
+ }
add_compound_ent_value_w_path(ent, val, path);
}
/* Copies the firm subgraph referenced by val to const_code_irg and adds
the node as constant initialization to ent.
The subgraph may not contain control flow operations.
-INLINE void
+void
copy_and_add_compound_ent_value(entity *ent, ir_node *val, entity *member) {
ir_graph *rem = current_ir_graph;
/* Copies the value i of the entity to current_block in current_ir_graph.
ir_node *
copy_compound_ent_value(entity *ent, int pos) {
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
return copy_const_value(ent->values[pos+1]);
}*/
-INLINE entity *
+entity *
get_compound_ent_value_member(entity *ent, int pos) {
compound_graph_path *path;
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ 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);
}
-INLINE void
+void
set_compound_ent_value(entity *ent, ir_node *val, entity *member, int pos) {
compound_graph_path *path;
- assert(ent && is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ 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);
ir_graph *rem = current_ir_graph;
type *arrtp = get_entity_type(ent);
ir_node *val;
+ type *elttp = get_array_element_type(arrtp);
assert(is_array_type(arrtp));
assert(get_array_n_dimensions(arrtp) == 1);
current_ir_graph = get_const_code_irg();
for (i = 0; i < num_vals; i++) {
- val = new_Const(get_tarval_mode (values[i]), values[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;
}
-INLINE int
-get_entity_offset (entity *ent) {
- return ent->offset;
+int get_compound_ent_value_offset_bits(entity *ent, int pos) {
+ assert(get_type_state(get_entity_type(ent)) == layout_fixed);
+
+ compound_graph_path *path = get_compound_ent_value_path(ent, pos);
+ int i, path_len = get_compound_graph_path_length(path);
+ int offset = 0;
+
+ for (i = 0; i < path_len; ++i) {
+ entity *node = get_compound_graph_path_node(path, i);
+ type *node_tp = get_entity_type(node);
+ type *owner_tp = get_entity_owner(node);
+ if (is_array_type(owner_tp)) {
+ int size = get_type_size_bits(node_tp);
+ int align = get_type_alignment_bits(node_tp);
+ if (size < align)
+ size = align;
+ else {
+ assert(size % align == 0);
+ /* ansonsten aufrunden */
+ }
+ offset += size * get_compound_graph_path_array_index(path, i);
+ } else {
+ offset += get_entity_offset_bits(node);
+ }
+ }
+ return offset;
+}
+
+int get_compound_ent_value_offset_bytes(entity *ent, int pos) {
+ int offset = get_compound_ent_value_offset_bits(ent, pos);
+ assert(offset % 8 == 0);
+ return offset >> 3;
+}
+
+
+static void init_index(type *arr) {
+ int init;
+ int dim = 0;
+
+ assert(get_array_n_dimensions(arr) == 1);
+
+ if (has_array_lower_bound(arr, dim))
+ init = get_array_lower_bound_int(arr, 0) -1;
+ else
+ init = get_array_upper_bound_int(arr, 0) +1;
+
+ set_entity_link(get_array_element_entity(arr), (void *)init);
+}
+
+
+static int get_next_index(entity *elem_ent) {
+ type *arr = get_entity_owner(elem_ent);
+ int next;
+ int dim = 0;
+
+ assert(get_array_n_dimensions(arr) == 1);
+
+ if (has_array_lower_bound(arr, dim)) {
+ next = (int)get_entity_link(elem_ent) +1;
+ if (has_array_upper_bound(arr, dim)) {
+ int upper = get_array_upper_bound_int(arr, dim);
+ if (next == upper) next = get_array_lower_bound_int(arr, dim);
+ }
+ } else {
+ next = (int)get_entity_link(elem_ent) -1;
+ if (has_array_lower_bound(arr, dim)) {
+ int upper = get_array_upper_bound_int(arr, dim);
+ if (next == upper) next = get_array_upper_bound_int(arr, dim);
+ }
+ }
+
+ set_entity_link(elem_ent, (void *)next);
+ return next;
+}
+
+/* Compute the array indicees in compound graph paths of initialized entities.
+ *
+ * All arrays must have fixed lower and upper bounds. One array can
+ * have an open bound. If there are several open bounds, we do
+ * nothing. There must be initializer elements for all array
+ * elements. Uses the link field in the array element entities. The
+ * array bounds must be representable as ints.
+ *
+ * (If the bounds are not representable as ints we have to represent
+ * the indicees as firm nodes. But the still we must be able to
+ * evaluate the index against the upper bound.)
+ */
+void compute_compound_ent_array_indicees(entity *ent) {
+ type *tp = get_entity_type(ent);
+ int i, n_vals;
+ entity *unknown_bound_entity = NULL;
+
+ if (!is_compound_type(tp) ||
+ (ent->variability == variability_uninitialized)) return ;
+
+ n_vals = get_compound_ent_n_values(ent);
+ if (n_vals == 0) return;
+
+ /* We can not compute the indicees if there is more than one array
+ with an unknown bound. For this remember the first entity that
+ represents such an array. It could be ent. */
+ if (is_array_type(tp)) {
+ assert(get_array_n_dimensions(tp) == 1 && "other not implemented");
+ int dim = 0;
+ if (!has_array_lower_bound(tp, dim) || !has_array_upper_bound(tp, dim))
+ unknown_bound_entity = ent;
+ }
+
+ /* Initialize the entity links to lower bound -1 and test all path elements
+ for known bounds. */
+ for (i = 0; i < n_vals; ++i) {
+ compound_graph_path *path = get_compound_ent_value_path(ent, i);
+ int j, path_len = get_compound_graph_path_length(path);
+ for (j = 0; j < path_len; ++j) {
+ entity *node = get_compound_graph_path_node(path, j);
+ type *elem_tp = get_entity_type(node);
+
+ if (is_array_type(elem_tp)) {
+ assert(get_array_n_dimensions(elem_tp) == 1 && "other not implemented");
+ int dim = 0;
+ if (!has_array_lower_bound(elem_tp, dim) || !has_array_upper_bound(elem_tp, dim)) {
+ if (!unknown_bound_entity) unknown_bound_entity = node;
+ if (node != unknown_bound_entity) return;
+ }
+
+ init_index(elem_tp);
+ }
+ }
+ }
+
+ /* Finally compute the indicees ... */
+ for (i = 0; i < n_vals; ++i) {
+ compound_graph_path *path = get_compound_ent_value_path(ent, i);
+ int j, path_len = get_compound_graph_path_length(path);
+ for (j = 0; j < path_len; ++j) {
+ entity *node = get_compound_graph_path_node(path, j);
+ type *owner_tp = get_entity_owner(node);
+ if (is_array_type(owner_tp))
+ set_compound_graph_path_array_index (path, j, get_next_index(node));
+ }
+ }
+
}
-INLINE void
-set_entity_offset (entity *ent, int offset) {
- ent->offset = offset;
+
+static int *resize (int *buf, int new_size) {
+ int *new_buf = (int *)calloc(new_size, 4);
+ memcpy(new_buf, buf, new_size>1);
+ free(buf);
+ return new_buf;
}
-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);
+/* We sort the elements by placing them at their bit offset in an
+ array where each entry represents one bit called permutation. In
+ fact, we do not place the values themselves, as we would have to
+ copy two things, the value and the path. We only remember the
+ position in the old order. Each value should have a distinct
+ position in the permutation.
+
+ A second iteration now permutes the actual elements into two
+ new arrays. */
+void sort_compound_ent_values(entity *ent) {
+ assert(get_type_state(get_entity_type(ent)) == layout_fixed);
+
+ type *tp = get_entity_type(ent);
+ int i, n_vals = get_compound_ent_n_values(ent);
+ int tp_size = get_type_size_bits(tp);
+ int size;
+ int *permutation;
+
+ if (!is_compound_type(tp) ||
+ (ent->variability == variability_uninitialized) ||
+ (get_type_state(tp) != layout_fixed) ||
+ (n_vals == 0) ) return;
+
+ /* estimated upper bound for size. Better: use flexible array ... */
+ size = ((tp_size > (n_vals * 32)) ? tp_size : (n_vals * 32)) * 4;
+ permutation = (int *)calloc(size, 4);
+ for (i = 0; i < n_vals; ++i) {
+ int pos = get_compound_ent_value_offset_bits(ent, i);
+ while (pos >= size) {
+ size = size + size;
+ permutation = resize(permutation, size);
+ }
+ assert(pos < size);
+ assert(permutation[pos] == 0 && "two values with the same offset");
+ permutation[pos] = i + 1; /* We initialized with 0, so we can not distinguish entry 0.
+ So inc all entries by one. */
+ //fprintf(stderr, "i: %d, pos: %d \n", i, pos);
+ }
+
+ int next = 0;
+ ir_node **my_values = NEW_ARR_F(ir_node *, n_vals);
+ compound_graph_path **my_paths = NEW_ARR_F(compound_graph_path *, n_vals);
+ for (i = 0; i < size; ++i) {
+ int pos = permutation[i];
+ if (pos) {
+ //fprintf(stderr, "pos: %d i: %d next %d \n", i, pos, next);
+ assert(next < n_vals);
+ pos--; /* We increased the pos by one */
+ my_values[next] = get_compound_ent_value (ent, pos);
+ my_paths [next] = get_compound_ent_value_path(ent, pos);
+ next++;
+ }
+ }
+ free(permutation);
+
+ DEL_ARR_F(ent->values);
+ ent->values = my_values;
+ DEL_ARR_F(ent->val_paths);
+ ent->val_paths = my_paths;
}
-INLINE int
-get_entity_n_overwrites (entity *ent) {
- assert(ent);
- assert(is_class_type(get_entity_owner(ent)));
- return (ARR_LEN (ent->overwrites))-1;
+int
+(get_entity_offset_bytes)(const entity *ent) {
+ return __get_entity_offset_bytes(ent);
+}
+
+int
+(get_entity_offset_bits)(const entity *ent) {
+ return __get_entity_offset_bits(ent);
+}
+
+void
+(set_entity_offset_bytes)(entity *ent, int offset) {
+ __set_entity_offset_bytes(ent, offset);
+}
+
+void
+(set_entity_offset_bits)(entity *ent, int offset) {
+ __set_entity_offset_bits(ent, offset);
+}
+
+void
+add_entity_overwrites(entity *ent, entity *overwritten) {
+ assert(ent && is_class_type(get_entity_owner(ent)));
+ ARR_APP1(entity *, ent->overwrites, overwritten);
+ ARR_APP1(entity *, overwritten->overwrittenby, ent);
+}
+
+int
+get_entity_n_overwrites(entity *ent) {
+ assert(ent && is_class_type(get_entity_owner(ent)));
+ return (ARR_LEN(ent->overwrites));
}
int
return -1;
}
-INLINE entity *
+entity *
get_entity_overwrites (entity *ent, int pos) {
- assert(ent);
- assert(is_class_type(get_entity_owner(ent)));
+ assert(ent && is_class_type(get_entity_owner(ent)));
assert(pos < get_entity_n_overwrites(ent));
- return ent->overwrites[pos+1];
+ return ent->overwrites[pos];
}
-INLINE void
+void
set_entity_overwrites (entity *ent, int pos, entity *overwritten) {
- assert(ent);
- assert(is_class_type(get_entity_owner(ent)));
+ assert(ent && is_class_type(get_entity_owner(ent)));
assert(pos < get_entity_n_overwrites(ent));
- ent->overwrites[pos+1] = overwritten;
+ ent->overwrites[pos] = overwritten;
}
void
remove_entity_overwrites(entity *ent, entity *overwritten) {
int i;
assert(ent && is_class_type(get_entity_owner(ent)));
- for (i = 1; i < (ARR_LEN (ent->overwrites)); i++)
+ for (i = 0; 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];
+ ent->overwrites[i] = ent->overwrites[i+1];
ARR_SETLEN(entity*, ent->overwrites, ARR_LEN(ent->overwrites) - 1);
break;
}
}
-INLINE void
+void
add_entity_overwrittenby (entity *ent, entity *overwrites) {
- assert(ent);
- assert(is_class_type(get_entity_owner(ent)));
+ assert(ent && is_class_type(get_entity_owner(ent)));
add_entity_overwrites(overwrites, ent);
}
-INLINE int
+int
get_entity_n_overwrittenby (entity *ent) {
- assert(ent);
- assert(is_class_type(get_entity_owner(ent)));
- return (ARR_LEN (ent->overwrittenby))-1;
+ assert(ent && is_class_type(get_entity_owner(ent)));
+ return (ARR_LEN (ent->overwrittenby));
}
int
return -1;
}
-INLINE entity *
+entity *
get_entity_overwrittenby (entity *ent, int pos) {
- assert(ent);
- assert(is_class_type(get_entity_owner(ent)));
+ assert(ent && is_class_type(get_entity_owner(ent)));
assert(pos < get_entity_n_overwrittenby(ent));
- return ent->overwrittenby[pos+1];
+ return ent->overwrittenby[pos];
}
-INLINE void
+void
set_entity_overwrittenby (entity *ent, int pos, entity *overwrites) {
- assert(ent);
- assert(is_class_type(get_entity_owner(ent)));
+ assert(ent && is_class_type(get_entity_owner(ent)));
assert(pos < get_entity_n_overwrittenby(ent));
- ent->overwrittenby[pos+1] = overwrites;
+ ent->overwrittenby[pos] = 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++)
+ assert(ent && is_class_type(get_entity_owner(ent)));
+ for (i = 0; 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];
+ ent->overwrittenby[i] = ent->overwrittenby[i+1];
ARR_SETLEN(entity*, ent->overwrittenby, ARR_LEN(ent->overwrittenby) - 1);
break;
}
/* A link to store intermediate information */
void *
-get_entity_link(entity *ent) {
- assert(ent);
- return ent->link;
+(get_entity_link)(const entity *ent) {
+ return __get_entity_link(ent);
}
void
-set_entity_link(entity *ent, void *l) {
- assert(ent);
- ent->link = l;
+(set_entity_link)(entity *ent, void *l) {
+ __set_entity_link(ent, l);
}
-INLINE ir_graph *
-get_entity_irg(entity *ent) {
- assert (ent);
- assert (is_method_type(ent->type));
- return ent->irg;
+ir_graph *
+(get_entity_irg)(const entity *ent) {
+ return __get_entity_irg(ent);
}
-INLINE void
+void
set_entity_irg(entity *ent, ir_graph *irg) {
- assert (ent && ent->type);
+ assert(ent && is_method_type(get_entity_type(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. */
- /* assert (irg); */
- assert (is_method_type(ent->type));
- assert (ent->peculiarity == peculiarity_existent);
+ /* assert(irg); */
+ assert((irg && ent->peculiarity == peculiarity_existent) ||
+ (!irg && ent->peculiarity == peculiarity_description) ||
+ (!irg && ent->peculiarity == peculiarity_inherited));
ent->irg = irg;
}
-int is_entity (void *thing) {
- assert(thing);
- if (get_kind(thing) == k_entity)
- return 1;
- else
- return 0;
+int
+(is_entity)(const void *thing) {
+ return __is_entity(thing);
}
int is_atomic_entity(entity *ent) {
type* t = get_entity_type(ent);
+ assert(ent && ent->kind == k_entity);
return (is_primitive_type(t) || is_pointer_type(t) ||
- is_enumeration_type(t) || is_method_type(t));
+ is_enumeration_type(t) || is_method_type(t));
}
int is_compound_entity(entity *ent) {
type* t = get_entity_type(ent);
+ assert(ent && ent->kind == k_entity);
return (is_class_type(t) || is_struct_type(t) ||
- is_array_type(t) || is_union_type(t));
+ is_array_type(t) || is_union_type(t));
}
-/* @@@ not implemnted!!! */
+/**
+ * @todo not implemnted!!! */
bool equal_entity(entity *ent1, entity *ent2) {
- printf(" calling unimplemented equal entity!!! \n");
+ fprintf(stderr, " calling unimplemented equal entity!!! \n");
return true;
}
unsigned long get_entity_visited(entity *ent) {
- assert (ent);
+ assert(ent && ent->kind == k_entity);
return ent->visit;
}
void set_entity_visited(entity *ent, unsigned long num) {
- assert (ent);
+ assert(ent && ent->kind == k_entity);
ent->visit = num;
}
/* Sets visited field in entity to entity_visited. */
void mark_entity_visited(entity *ent) {
- assert (ent);
+ assert(ent && ent->kind == k_entity);
ent->visit = type_visited;
}
-INLINE bool entity_visited(entity *ent) {
+bool entity_visited(entity *ent) {
+ assert(ent && ent->kind == k_entity);
return get_entity_visited(ent) >= type_visited;
}
-INLINE bool entity_not_visited(entity *ent) {
+bool entity_not_visited(entity *ent) {
+ assert(ent && ent->kind == k_entity);
return get_entity_visited(ent) < type_visited;
}
+
+/* Need two routines because I want to assert the result. */
+static entity *resolve_ent_polymorphy2 (type *dynamic_class, entity* static_ent) {
+ int i, n_overwrittenby;
+ entity *res = NULL;
+
+ if (get_entity_owner(static_ent) == dynamic_class) return static_ent;
+
+ n_overwrittenby = get_entity_n_overwrittenby(static_ent);
+ for (i = 0; i < n_overwrittenby; ++i) {
+ res = resolve_ent_polymorphy2(dynamic_class, get_entity_overwrittenby(static_ent, i));
+ if (res) break;
+ }
+
+ return res;
+}
+
+/** Resolve polymorphy in the inheritance relation.
+ *
+ * Returns the dynamically referenced entity if the static entity and the
+ * dynamic type are given.
+ * Search downwards in overwritten tree. */
+entity *resolve_ent_polymorphy(type *dynamic_class, entity* static_ent) {
+ entity *res;
+ assert(static_ent && static_ent->kind == k_entity);
+
+ res = resolve_ent_polymorphy2(dynamic_class, static_ent);
+#if DEBUG_libfirm
+ if (!res) {
+ printf(" Could not find entity "); DDME(static_ent);
+ printf(" in "); DDMT(dynamic_class);
+ printf("\n");
+ dump_entity(static_ent);
+ dump_type(get_entity_owner(static_ent));
+ dump_type(dynamic_class);
+ }
+#endif
+ assert(res);
+ return res;
+}