bool CompilerTest::may_be_initialized(InstanceClass *klass) {
if (klass->is_initialized()) {
return false;
}
// All super classes and super interfaces must be initialized
InstanceClass ic;
for (ic = klass->obj(); !ic.is_null(); ic = ic.super()) {
if (!ic.equals(klass) && !ic.is_initialized()) {
return false;
}
TypeArray interfaces = ic.local_interfaces();
int n_interfaces = interfaces.length();
for (int i = 0; i < n_interfaces; i++) {
int intf_id = interfaces.ushort_at(i);
InstanceClass intf = Universe::class_from_id(intf_id);
if (!intf.is_initialized()) {
return false;
}
}
}
return true;
}
static void iterate_fields(InstanceClass* ic, OopVisitor* visitor,
bool visit_value) {
InstanceClass s = ic->super();
// Print fields defined by super class
if (!s.is_null()) {
iterate_fields(&s, visitor, visit_value);
}
// Print fields define by local class
TypeArray fields = ic->original_fields();
int last_field_offset = -1;
for (;;) {
int next_field_index = -1;
int min_offset = 0x7fffffff;
for(int index = 0; index < fields.length(); index += 5) {
OriginalField f(ic, index);
if (!f.is_static() &&
f.offset() > last_field_offset &&
f.offset() < min_offset) {
next_field_index = index;
min_offset = f.offset();
}
}
last_field_offset = min_offset;
if (next_field_index < 0) {
break;
}
OriginalField f(ic, next_field_index);
Symbol name = f.name();
SymbolField field(&name, false);
switch(f.type()) {
case T_BOOLEAN:
visitor->do_bool(&field, f.offset(), visit_value);
break;
case T_CHAR:
visitor->do_char(&field, f.offset(), visit_value);
break;
case T_FLOAT :
visitor->do_float(&field, f.offset(), visit_value);
break;
case T_DOUBLE:
visitor->do_double(&field, f.offset(), visit_value);
break;
case T_BYTE:
visitor->do_byte(&field, f.offset(), visit_value);
break;
case T_SHORT:
visitor->do_short(&field, f.offset(), visit_value);
break;
case T_INT:
visitor->do_int(&field, f.offset(), visit_value);
break;
case T_LONG:
visitor->do_long(&field, f.offset(), visit_value);
break;
case T_OBJECT:
visitor->do_oop(&field, f.offset(), visit_value);
break;
case T_ARRAY:
visitor->do_oop(&field, f.offset(), visit_value);
break;
}
}
}