C++ (Cpp) ecma_lcache_insert Examples

Example #1

File: ecma-helpers.c Project: bytes256/jerryscript

/**
 * Find named data property or named access property in specified object.
 *
 * @return pointer to the property, if it is found,
 *         NULL - otherwise.
 */
ecma_property_t *
ecma_find_named_property (ecma_object_t *obj_p, /**< object to find property in */
                          ecma_string_t *name_p) /**< property's name */
{
  JERRY_ASSERT (obj_p != NULL);
  JERRY_ASSERT (name_p != NULL);

  ecma_property_t *property_p;

  if (ecma_lcache_lookup (obj_p, name_p, &property_p))
  {
    return property_p;
  }

  property_p = NULL;

  ecma_property_header_t *prop_iter_p = ecma_get_property_list (obj_p);

  while (prop_iter_p != NULL)
  {
    JERRY_ASSERT (ECMA_PROPERTY_IS_PROPERTY_PAIR (prop_iter_p));

    ecma_property_pair_t *prop_pair_p = (ecma_property_pair_t *) prop_iter_p;

    JERRY_ASSERT (ECMA_PROPERTY_PAIR_ITEM_COUNT == 2);

    if (prop_pair_p->names_cp[0] != ECMA_NULL_POINTER)
    {
      ecma_string_t *property_name_p = ECMA_GET_NON_NULL_POINTER (ecma_string_t,
                                                                  prop_pair_p->names_cp[0]);

      if (ecma_compare_ecma_strings (name_p, property_name_p))
      {
        property_p = prop_iter_p->types + 0;
        break;
      }
    }

    if (prop_pair_p->names_cp[1] != ECMA_NULL_POINTER)
    {
      ecma_string_t *property_name_p = ECMA_GET_NON_NULL_POINTER (ecma_string_t,
                                                                  prop_pair_p->names_cp[1]);

      if (ecma_compare_ecma_strings (name_p, property_name_p))
      {
        property_p = prop_iter_p->types + 1;
        break;
      }
    }

    prop_iter_p = ECMA_GET_POINTER (ecma_property_header_t,
                                    prop_iter_p->next_property_cp);
  }

  ecma_lcache_insert (obj_p, name_p, property_p);

  return property_p;
} /* ecma_find_named_property */

Example #2

File: ecma-helpers.c Project: vvreal/jerryscript

/**
 * Find named data property or named access property in specified object.
 *
 * @return pointer to the property, if it is found,
 *         NULL - otherwise.
 */
ecma_property_t *
ecma_find_named_property (ecma_object_t *obj_p, /**< object to find property in */
                          ecma_string_t *name_p) /**< property's name */
{
  JERRY_ASSERT (obj_p != NULL);
  JERRY_ASSERT (name_p != NULL);

  ecma_property_t *property_p = ecma_lcache_lookup (obj_p, name_p);

  if (property_p != NULL)
  {
    return property_p;
  }

  ecma_property_header_t *prop_iter_p = ecma_get_property_list (obj_p);

#ifndef CONFIG_ECMA_PROPERTY_HASHMAP_DISABLE
  if (prop_iter_p != NULL
      && ECMA_PROPERTY_GET_TYPE (prop_iter_p->types + 0) == ECMA_PROPERTY_TYPE_HASHMAP)
  {
    ecma_string_t *property_real_name_p;
    property_p = ecma_property_hashmap_find ((ecma_property_hashmap_t *) prop_iter_p,
                                             name_p,
                                             &property_real_name_p);

    if (property_p != NULL
        && !ecma_is_property_lcached (property_p))
    {
      ecma_lcache_insert (obj_p, property_real_name_p, property_p);
    }

    return property_p;
  }
#endif /* !CONFIG_ECMA_PROPERTY_HASHMAP_DISABLE */

  property_p = NULL;
  ecma_string_t *property_name_p = NULL;

  uint32_t steps = 0;

  while (prop_iter_p != NULL)
  {
    JERRY_ASSERT (ECMA_PROPERTY_IS_PROPERTY_PAIR (prop_iter_p));

    ecma_property_pair_t *prop_pair_p = (ecma_property_pair_t *) prop_iter_p;

    JERRY_ASSERT (ECMA_PROPERTY_PAIR_ITEM_COUNT == 2);

    if (prop_pair_p->names_cp[0] != ECMA_NULL_POINTER)
    {
      property_name_p = ECMA_GET_NON_NULL_POINTER (ecma_string_t,
                                                   prop_pair_p->names_cp[0]);

      if (ecma_compare_ecma_strings (name_p, property_name_p))
      {
        property_p = prop_iter_p->types + 0;
        break;
      }
    }

    if (prop_pair_p->names_cp[1] != ECMA_NULL_POINTER)
    {
      property_name_p = ECMA_GET_NON_NULL_POINTER (ecma_string_t,
                                                   prop_pair_p->names_cp[1]);

      if (ecma_compare_ecma_strings (name_p, property_name_p))
      {
        property_p = prop_iter_p->types + 1;
        break;
      }
    }

    steps++;

    prop_iter_p = ECMA_GET_POINTER (ecma_property_header_t,
                                    prop_iter_p->next_property_cp);
  }

  if (steps > (ECMA_PROPERTY_HASMAP_MINIMUM_SIZE / 4))
  {
    ecma_property_hashmap_create (obj_p);
  }

  if (property_p != NULL
      && !ecma_is_property_lcached (property_p))
  {
    ecma_lcache_insert (obj_p, property_name_p, property_p);
  }

  return property_p;
} /* ecma_find_named_property */