Exemplos de scan_weak_reference em C++ (Cpp)

Exemplo n.º 1

static FORCE_INLINE void scan_object(Collector* collector, Partial_Reveal_Object *p_obj) 
{
  assert((((POINTER_SIZE_INT)p_obj) % GC_OBJECT_ALIGNMENT) == 0);
  if (!object_has_ref_field(p_obj)) return;
    
  REF *p_ref;

  /* scan array object */
  if (object_is_array(p_obj)) {
    Partial_Reveal_Object* array = p_obj;
    assert(!obj_is_primitive_array(array));

    I_32 array_length = vector_get_length((Vector_Handle) array);        
    for (int i = 0; i < array_length; i++) {
      p_ref= (REF *)vector_get_element_address_ref((Vector_Handle) array, i);
      scan_slot(collector, p_ref);
    }   
    return; /* array can't be a reference object, directly return. */
  }

  /* scan non-array object */
  unsigned int num_refs = object_ref_field_num(p_obj);
  int *ref_iterator = object_ref_iterator_init(p_obj);
            
  for(unsigned int i=0; i<num_refs; i++){
    REF* p_ref = object_ref_iterator_get(ref_iterator+i, p_obj);        
    scan_slot(collector, p_ref);
  }

#ifndef BUILD_IN_REFERENT
  scan_weak_reference(collector, p_obj, scan_slot);
#endif
  
  return;
}

Exemplo n.º 2

Arquivo: mark_scan_pool.cpp Projeto: unitedroad/harmony-for-haiku

static FORCE_INLINE void scan_object(Collector* collector, Partial_Reveal_Object *p_obj)
{
  vm_notify_obj_alive( (void *)p_obj);
  
  assert((((POINTER_SIZE_INT)p_obj) % GC_OBJECT_ALIGNMENT) == 0);
  
  Partial_Reveal_VTable *vtable = decode_vt(obj_get_vt(p_obj));
  if(TRACE_JLC_VIA_VTABLE)
    if(vtable->vtmark == VT_UNMARKED) {
      vtable->vtmark = VT_MARKED;
      if(obj_mark_in_vt(vtable->jlC))
        collector_tracestack_push(collector, vtable->jlC);
    }
  
  if( !object_has_ref_field(p_obj) ) return;
  
  REF *p_ref;

  if (object_is_array(p_obj)) {   /* scan array object */
  
    Partial_Reveal_Array* array = (Partial_Reveal_Array*)p_obj;
    unsigned int array_length = array->array_len;
  
    p_ref = (REF *)((POINTER_SIZE_INT)array + (int)array_first_element_offset(array));

    for (unsigned int i = 0; i < array_length; i++) {
      scan_slot(collector, p_ref+i);
    }   

  }else{ /* scan non-array object */
    
    unsigned int num_refs = object_ref_field_num(p_obj);    
    int* ref_iterator = object_ref_iterator_init(p_obj);
    
    for(unsigned int i=0; i<num_refs; i++){  
      p_ref = object_ref_iterator_get(ref_iterator+i, p_obj);  
      scan_slot(collector, p_ref);
    }    

#ifndef BUILD_IN_REFERENT
    scan_weak_reference(collector, p_obj, scan_slot);
#endif
  }
  
  return;
}

Exemplo n.º 3

static FORCE_INLINE void scan_object(Collector* collector, Partial_Reveal_Object *p_obj) 
{
  assert((((POINTER_SIZE_INT)p_obj) % GC_OBJECT_ALIGNMENT) == 0);
    
  if (!object_has_ref_field_before_scan(p_obj)) return;
    
  REF *p_ref;

  if (object_is_array(p_obj)) {   /* scan array object */
  
    Partial_Reveal_Array* array = (Partial_Reveal_Array*)p_obj;
    unsigned int array_length = array->array_len; 
    p_ref = (REF *)((POINTER_SIZE_INT)array + (int)array_first_element_offset(array));

    for (unsigned int i = 0; i < array_length; i++) {
      scan_slot(collector, p_ref+i);
    }   

  }else{ /* scan non-array object */
    
    unsigned int num_refs = object_ref_field_num(p_obj);
    int* ref_iterator = object_ref_iterator_init(p_obj);
 
    for(unsigned int i=0; i<num_refs; i++){  
      p_ref = object_ref_iterator_get(ref_iterator+i, p_obj);  
      scan_slot(collector, p_ref);
    }    

#ifndef BUILD_IN_REFERENT
    scan_weak_reference(collector, p_obj, scan_slot);
#endif
  
  }

  return;
}