Changes to avoid compiler warnings.

[libfirm] / ir / tr / entity.c

diff --git a/ir/tr/entity.c b/ir/tr/entity.c
index ca7fff3..8186023 100644 (file)
--- a/ir/tr/entity.c
+++ b/ir/tr/entity.c
@@ -13,6 +13,8 @@
 
 # include <stdlib.h>
 # include <stddef.h>
+# include <string.h>
+
 # include "entity_t.h"
 # include "mangle.h"
 # include "typegmod_t.h"
@@ -147,7 +149,7 @@ 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);
 */
 
@@ -265,7 +267,7 @@ set_entity_volatility (entity *ent, ent_volatility vol) {
 inline peculiarity
 get_entity_peculiarity (entity *ent) {
   assert (ent);
-  assert (is_method_type(ent->type));
+  //assert (is_method_type(ent->type));
   return ent->peculiarity;
 }
 
@@ -279,7 +281,8 @@ set_entity_peculiarity (entity *ent, peculiarity pec) {
 /* 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));
+  assert(ent); assert(is_atomic_entity(ent));
+  assert((ent->variability != uninitialized));
   return ent->value;
 }
 
@@ -290,7 +293,8 @@ set_atomic_ent_value(entity *ent, ir_node *val) {
   ent->value = val;
 }
 
-ir_node *copy_value(ir_node *n) {
+
+ir_node *copy_const_value(ir_node *n) {
   ir_node *nn;
   ir_mode *m;
 
@@ -301,7 +305,7 @@ 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;
   }
@@ -312,7 +316,7 @@ ir_node *copy_value(ir_node *n) {
    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);
+  return copy_const_value(ent->value);
 }
 
 /* A value of a compound entity is a pair of value and the corresponding member of
@@ -324,6 +328,21 @@ add_compound_ent_value(entity *ent, ir_node *val, entity *member) {
   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));
@@ -337,9 +356,10 @@ get_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) {
+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   *
@@ -364,13 +384,15 @@ set_array_entity_values(entity *ent, tarval **values, int num_vals) {
 
   assert(is_array_type(arrtp));
   assert(get_array_n_dimensions(arrtp) == 1);
-  assert(get_array_lower_bound (arrtp, 0) && get_array_upper_bound (arrtp, 0));
+  /* 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_tv_mode (values[i]), values[i]);
-    set_compound_ent_value(ent, val, get_array_element_entity(arrtp), i);
+    add_compound_ent_value(ent, val, get_array_element_entity(arrtp));
   }
   current_ir_graph = rem;
 }
@@ -469,7 +491,10 @@ get_entity_irg(entity *ent) {
 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;