Esempi in C++ (Cpp) per DOUBLE_TO_ECMA_NUMBER_T

Esempio n. 1

File: ecma-builtin-math.c Progetto: SmartFire/jerryscript

/**
 * The Math object's 'sqrt' routine
 *
 * See also:
 *          ECMA-262 v5, 15.8.2.17
 *
 * @return ecma value
 *         Returned value must be freed with ecma_free_value.
 */
static ecma_value_t
ecma_builtin_math_object_sqrt (ecma_value_t this_arg __attr_unused___, /**< 'this' argument */
                               ecma_value_t arg) /**< routine's argument */
{
  ecma_value_t ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_EMPTY);

  ECMA_OP_TO_NUMBER_TRY_CATCH (arg_num, arg, ret_value);

  ecma_number_t *num_p = ecma_alloc_number ();
  *num_p = DOUBLE_TO_ECMA_NUMBER_T (sqrt (arg_num));
  ret_value = ecma_make_number_value (num_p);

  ECMA_OP_TO_NUMBER_FINALIZE (arg_num);
  return ret_value;
} /* ecma_builtin_math_object_sqrt */

Esempio n. 2

File: ecma-builtin-math.c Progetto: SmartFire/jerryscript

/**
 * The Math object's 'pow' routine
 *
 * See also:
 *          ECMA-262 v5, 15.8.2.13
 *
 * @return ecma value
 *         Returned value must be freed with ecma_free_value.
 */
static ecma_value_t
ecma_builtin_math_object_pow (ecma_value_t this_arg __attr_unused___, /**< 'this' argument */
                              ecma_value_t arg1, /**< first routine's argument */
                              ecma_value_t arg2) /**< second routine's argument */
{
  ecma_value_t ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_EMPTY);

  ECMA_OP_TO_NUMBER_TRY_CATCH (x, arg1, ret_value);
  ECMA_OP_TO_NUMBER_TRY_CATCH (y, arg2, ret_value);

  ecma_number_t *num_p = ecma_alloc_number ();
  *num_p = DOUBLE_TO_ECMA_NUMBER_T (pow (x, y));
  ret_value = ecma_make_number_value (num_p);

  ECMA_OP_TO_NUMBER_FINALIZE (y);
  ECMA_OP_TO_NUMBER_FINALIZE (x);

  return ret_value;
} /* ecma_builtin_math_object_pow */

Esempio n. 3

File: ecma-builtin-date.c Progetto: gudbooy/jerryscript

/**
 * The Date object's 'now' routine
 *
 * See also:
 *          ECMA-262 v5, 15.9.4.4
 *
 * @return ecma value
 *         Returned value must be freed with ecma_free_value.
 */
static ecma_value_t
ecma_builtin_date_now (ecma_value_t this_arg) /**< this argument */
{
  JERRY_UNUSED (this_arg);
  return ecma_make_number_value (DOUBLE_TO_ECMA_NUMBER_T (jerry_port_get_current_time ()));
} /* ecma_builtin_date_now */