X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Fentity.c;h=8bc79552d07b2343165132830be1e34980001582;hb=7a68aade04d8cac3d294dd8c4448e7b71f53b9b3;hp=d67cc45320ec63af91e304742f5227201743f0d7;hpb=0379b8ff173a6da82f869ec8ac195a38c488eaa6;p=libfirm

diff --git a/ir/tr/entity.c b/ir/tr/entity.c
index d67cc4532..8bc79552d 100644
--- a/ir/tr/entity.c
+++ b/ir/tr/entity.c
@@ -1,8 +1,8 @@
 /* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-** All rights reserved.
-**
-** Authors: Martin Trapp, Christian Schaefer
-**
+* All rights reserved.
+*
+* Authors: Martin Trapp, Christian Schaefer
+*
 */
 
 /* $Id$ */
@@ -13,13 +13,16 @@
 
 # include <stdlib.h>
 # include <stddef.h>
+# include <string.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.h"
+# include "irprog_t.h"
 # include "ircons.h"
+# include "tv_t.h"
 
 /*******************************************************************/
 /** general                                                       **/
@@ -34,7 +37,12 @@ init_entity (void)
 /** ENTITY                                                        **/
 /*******************************************************************/
 
-inline void insert_entity_in_owner (entity *ent) {
+/* 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: {
@@ -59,6 +67,8 @@ new_entity (type *owner, ident *name, type *type)
   entity *res;
   ir_graph *rem;
 
+  assert(!id_contains_char(name, ' ') && "entity name should not contain spaces");
+
   res = (entity *) malloc (sizeof (entity));
   res->kind = k_entity;
   assert_legal_owner_of_ent(owner);
@@ -75,10 +85,12 @@ new_entity (type *owner, ident *name, type *type)
     res->variability = constant;
     rem = current_ir_graph;
     current_ir_graph = get_const_code_irg();
-    res->value = new_Const(mode_p, tarval_p_from_entity(res));
+    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;
@@ -88,16 +100,28 @@ new_entity (type *owner, ident *name, type *type)
 
   res->irg = NULL;
 
+#ifdef DEBUG_libfirm
+  res->nr = get_irp_new_node_nr();
+#endif
+
   res->visit = 0;
 
   /* Remember entity in it's owner. */
   insert_entity_in_owner (res);
   return res;
 }
-inline void free_entity_attrs(entity *ent) {
+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);
-  DEL_ARR_F(ent->overwrites);
-  DEL_ARR_F(ent->overwrittenby);
+  if (get_type_tpop(get_entity_owner(ent)) == type_class) {
+    DEL_ARR_F(ent->overwrites);
+    DEL_ARR_F(ent->overwrittenby);
+  }
 }
 
 entity *
@@ -109,8 +133,24 @@ copy_entity_own (entity *old, type *new_owner) {
   new = (entity *) malloc (sizeof (entity));
   memcpy (new, old, sizeof (entity));
   new->owner = new_owner;
-  new->overwrites = DUP_ARR_F(entity *, old->overwrites);
-  new->overwrittenby = DUP_ARR_F(entity *, old->overwrittenby);
+  /*
+  if ((get_type_tpop(get_entity_owner(old)) == type_class) &&
+      (get_type_tpop(new_owner) == type_class)) {
+    new->overwrites = DUP_ARR_F(entity *, old->overwrites);
+    new->overwrittenby = DUP_ARR_F(entity *, old->overwrittenby);
+  } else if ((get_type_tpop(get_entity_owner(old)) != type_class) &&
+	     (get_type_tpop(new_owner) == type_class)) {
+    new->overwrites = NEW_ARR_F(entity *, 1);
+    new->overwrittenby = NEW_ARR_F(entity *, 1);
+  }
+  */
+  if (is_class_type(new_owner)) {
+    new->overwrites = NEW_ARR_F(entity *, 1);
+    new->overwrittenby = NEW_ARR_F(entity *, 1);
+  }
+#ifdef DEBUG_libfirm
+  new->nr = get_irp_new_node_nr();
+#endif
 
   insert_entity_in_owner (new);
 
@@ -126,15 +166,39 @@ copy_entity_name (entity *old, ident *new_name) {
   memcpy (new, old, sizeof (entity));
   new->name = new_name;
   new->ld_name = NULL;
-  new->overwrites = DUP_ARR_F(entity *, old->overwrites);
-  new->overwrittenby = DUP_ARR_F(entity *, old->overwrittenby);
+  if (is_class_type(new->owner)) {
+    new->overwrites = DUP_ARR_F(entity *, old->overwrites);
+    new->overwrittenby = DUP_ARR_F(entity *, old->overwrittenby);
+  }
+#ifdef DEBUG_libfirm
+  new->nr = get_irp_new_node_nr();
+#endif
 
   insert_entity_in_owner (new);
 
   return new;
 }
 
-inline const char *
+
+void
+free_entity (entity *ent) {
+  free_tarval_entity(ent);
+  free_entity_attrs(ent);
+  free(ent);
+}
+
+/* Outputs a unique number for this node */
+INLINE long
+get_entity_nr(entity *ent) {
+  assert(ent);
+#ifdef DEBUG_libfirm
+  return ent->nr;
+#else
+  return 0;
+#endif
+}
+
+INLINE const char *
 get_entity_name (entity *ent) {
   assert (ent);
   return id_to_str(get_entity_ident(ent));
@@ -147,22 +211,22 @@ get_entity_ident    (entity *ent) {
 }
 
 /*
-void   set_entity_ld_name  (entity *, char *ld_name);
+void   set_entitye_ld_name  (entity *, char *ld_name);
 void   set_entity_ld_ident (entity *, ident *ld_ident);
 */
 
-inline type *
+INLINE type *
 get_entity_owner (entity *ent) {
   return ent->owner = skip_tid(ent->owner);
 }
 
-inline void
+INLINE void
 set_entity_owner (entity *ent, type *owner) {
   assert_legal_owner_of_ent(owner);
   ent->owner = owner;
 }
 
-inline void   /* should this go into type.c? */
+INLINE void   /* should this go into type.c? */
 assert_legal_owner_of_ent(type *owner) {
   assert (get_type_tpop_code(owner) == tpo_class ||
           get_type_tpop_code(owner) == tpo_union ||
@@ -171,7 +235,7 @@ assert_legal_owner_of_ent(type *owner) {
 							-- to select fields! */
 }
 
-inline ident *
+INLINE ident *
 get_entity_ld_ident (entity *ent)
 {
   if (ent->ld_name == NULL)
@@ -179,12 +243,12 @@ get_entity_ld_ident (entity *ent)
   return ent->ld_name;
 }
 
-inline void
+INLINE void
 set_entity_ld_ident (entity *ent, ident *ld_ident) {
   ent->ld_name = ld_ident;
 }
 
-inline const char *
+INLINE const char *
 get_entity_ld_name (entity *ent) {
   return id_to_str(get_entity_ld_ident(ent));
 }
@@ -194,45 +258,49 @@ char  *get_entity_ld_name  (entity *);
 void   set_entity_ld_name  (entity *, char *ld_name);
 */
 
-inline type *
+INLINE type *
 get_entity_type (entity *ent) {
   return ent->type = skip_tid(ent->type);
 }
 
-inline void
+INLINE void
 set_entity_type (entity *ent, type *type) {
   ent->type = type;
 }
 
 
-inline ent_allocation
+INLINE ent_allocation
 get_entity_allocation (entity *ent) {
   return ent->allocation;
 }
 
-inline void
+INLINE void
 set_entity_allocation (entity *ent, ent_allocation al) {
   ent->allocation = al;
 }
 
 
-inline ent_visibility
+INLINE ent_visibility
 get_entity_visibility (entity *ent) {
   return ent->visibility;
 }
 
-inline void
+INLINE void
 set_entity_visibility (entity *ent, ent_visibility vis) {
-  if (vis != local) assert(ent->allocation == static_allocated);
+  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
+INLINE ent_variability
 get_entity_variability (entity *ent) {
   return ent->variability;
 }
 
-inline void
+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));
@@ -251,46 +319,88 @@ set_entity_variability (entity *ent, ent_variability var){
   ent->variability = var;
 }
 
+/* return the name of the variablity */
+const char *get_variability_name(ent_variability var)
+{
+#define X(a)	case a: return #a
+  switch (var) {
+    X(uninitialized);
+    X(initialized);
+    X(part_constant);
+    X(constant);
+    default: return "BAD VALUE";
+  }
+#undef X
+}
 
-inline ent_volatility
+INLINE ent_volatility
 get_entity_volatility (entity *ent) {
+  assert (ent);
   return ent->volatility;
 }
 
-inline void
+INLINE void
 set_entity_volatility (entity *ent, ent_volatility vol) {
+  assert (ent);
   ent->volatility = vol;
 }
 
-inline peculiarity
+/* return the name of the volatility */
+const char *get_volatility_name(ent_volatility var)
+{
+#define X(a)	case a: return #a
+  switch (var) {
+    X(non_volatile);
+    X(is_volatile);
+    default: return "BAD VALUE";
+  }
+#undef X
+}
+
+INLINE peculiarity
 get_entity_peculiarity (entity *ent) {
   assert (ent);
-  assert (is_method_type(ent->type));
   return ent->peculiarity;
 }
 
-inline void
+INLINE void
 set_entity_peculiarity (entity *ent, peculiarity pec) {
   assert (ent);
+  /* @@@ why peculiarity only for methods? */
   assert (is_method_type(ent->type));
   ent->peculiarity = pec;
 }
 
+/* return the name of the peculiarity */
+const char *get_peculiarity_name(peculiarity var)
+{
+#define X(a)	case a: return #a
+  switch (var) {
+    X(description);
+    X(inherited);
+    X(existent);
+    default: return "BAD VALUE";
+  }
+#undef X
+}
+
 /* Set has no effect for entities of type method. */
-inline ir_node *
+INLINE ir_node *
 get_atomic_ent_value(entity *ent) {
-  assert(ent); assert(is_atomic_entity(ent)); assert((ent->variability != uninitialized));
+  assert(ent); assert(is_atomic_entity(ent));
+  assert((ent->variability != uninitialized));
   return ent->value;
 }
 
-inline void
+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_value(ir_node *n) {
+
+ir_node *copy_const_value(ir_node *n) {
   ir_node *nn;
   ir_mode *m;
 
@@ -301,60 +411,88 @@ ir_node *copy_value(ir_node *n) {
   case iro_SymConst:
     nn = new_SymConst(get_SymConst_type_or_id(n), get_SymConst_kind(n)); break;
   case iro_Add:
-    nn = new_Add(copy_value(get_Add_left(n)), copy_value(get_Add_right(n)), m); break;
+    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"); break;
+    assert(0 && "opdope invalid or not implemented");
+    nn=NULL;
+    break;
   }
   return nn;
 }
 
-/* Copies the value represented by the entity to current_block
-   in current_ir_graph. */
-ir_node *copy_atomic_ent_value(entity *ent) {
-  assert(ent && is_atomic_entity(ent) && (ent->variability != uninitialized));
-  return copy_value(ent->value);
-}
-
 /* A value of a compound entity is a pair of value and the corresponding member of
    the compound. */
-inline void
+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);
 }
 
-inline int
+/* 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  *
+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. */
-ir_node *copy_compound_ent_value(entity *ent, int pos) {
+/* 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 != uninitialized));
-  return copy_value(ent->values[pos+1]);
-}
+  return copy_const_value(ent->values[pos+1]);
+  }*/
 
-inline entity   *
+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
+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;
 }
 
+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;
+    }
+  }
+}
+
 void
 set_array_entity_values(entity *ent, tarval **values, int num_vals) {
   int i;
@@ -371,23 +509,23 @@ set_array_entity_values(entity *ent, tarval **values, int num_vals) {
   current_ir_graph = get_const_code_irg();
 
   for (i = 0; i < num_vals; i++) {
-    val = new_Const(get_tv_mode (values[i]), values[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
+INLINE int
 get_entity_offset (entity *ent) {
   return ent->offset;
 }
 
-inline void
+INLINE void
 set_entity_offset (entity *ent, int offset) {
   ent->offset = offset;
 }
 
-inline void
+INLINE void
 add_entity_overwrites   (entity *ent, entity *overwritten) {
   assert(ent);
   assert(is_class_type(get_entity_owner(ent)));
@@ -395,14 +533,24 @@ add_entity_overwrites   (entity *ent, entity *overwritten) {
   ARR_APP1 (entity *, overwritten->overwrittenby, ent);
 }
 
-inline int
+INLINE int
 get_entity_n_overwrites (entity *ent) {
   assert(ent);
   assert(is_class_type(get_entity_owner(ent)));
   return (ARR_LEN (ent->overwrites))-1;
 }
 
-inline entity *
+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)));
@@ -410,7 +558,7 @@ get_entity_overwrites   (entity *ent, int pos) {
   return ent->overwrites[pos+1];
 }
 
-inline void
+INLINE void
 set_entity_overwrites   (entity *ent, int pos, entity *overwritten) {
   assert(ent);
   assert(is_class_type(get_entity_owner(ent)));
@@ -418,21 +566,44 @@ set_entity_overwrites   (entity *ent, int pos, entity *overwritten) {
   ent->overwrites[pos+1] = overwritten;
 }
 
-inline void
+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
+INLINE int
 get_entity_n_overwrittenby (entity *ent) {
   assert(ent);
   assert(is_class_type(get_entity_owner(ent)));
   return (ARR_LEN (ent->overwrittenby))-1;
 }
 
-inline entity *
+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)));
@@ -440,7 +611,7 @@ get_entity_overwrittenby   (entity *ent, int pos) {
   return ent->overwrittenby[pos+1];
 }
 
-inline void
+INLINE void
 set_entity_overwrittenby   (entity *ent, int pos, entity *overwrites) {
   assert(ent);
   assert(is_class_type(get_entity_owner(ent)));
@@ -448,6 +619,18 @@ set_entity_overwrittenby   (entity *ent, int pos, entity *overwrites) {
   ent->overwrittenby[pos+1] = overwrites;
 }
 
+void    remove_entity_overwrittenby(entity *ent, entity *overwrites) {
+  int i;
+  assert(ent && is_class_type(get_entity_owner(ent)));
+  for (i = 1; i < (ARR_LEN (ent->overwrittenby)); i++)
+    if (ent->overwrittenby[i] == overwrites) {
+      for(; i < (ARR_LEN (ent->overwrittenby))-1; i++)
+	ent->overwrittenby[i] = ent->overwrittenby[i+1];
+      ARR_SETLEN(entity*, ent->overwrittenby, ARR_LEN(ent->overwrittenby) - 1);
+      break;
+    }
+}
+
 /* A link to store intermediate information */
 void *
 get_entity_link(entity *ent) {
@@ -461,22 +644,33 @@ set_entity_link(entity *ent, void *l) {
   ent->link = l;
 }
 
-inline ir_graph *
+INLINE ir_graph *
 get_entity_irg(entity *ent) {
   assert (ent);
   assert (is_method_type(ent->type));
   return ent->irg;
 }
 
-inline void
+INLINE void
 set_entity_irg(entity *ent, ir_graph *irg) {
   assert (ent && ent->type);
-  assert (irg);
+  /* 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) ||
@@ -488,3 +682,32 @@ int is_compound_entity(entity *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;
+}