C++ (Cpp) ecma_op_abstract_relational_compare示例

示例#1

文件： opcodes-ecma-relational.c 项目： drashti304/TizenRT

/**
 * 'Greater-than' opcode handler.
 *
 * See also: ECMA-262 v5, 11.8.2
 *
 * @return ecma value
 *         Returned value must be freed with ecma_free_value
 */
ecma_value_t
opfunc_greater_than (ecma_value_t left_value, /**< left value */
                     ecma_value_t right_value) /**< right value */
{
  JERRY_ASSERT (!ECMA_IS_VALUE_ERROR (left_value)
                && !ECMA_IS_VALUE_ERROR (right_value));

  ecma_value_t ret_value = ecma_op_abstract_relational_compare (left_value, right_value, false);

  if (ECMA_IS_VALUE_ERROR (ret_value))
  {
    return ret_value;
  }

  if (ecma_is_value_undefined (ret_value))
  {
    ret_value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_FALSE);
  }
  else
  {
    JERRY_ASSERT (ecma_is_value_boolean (ret_value));
  }

  return ret_value;
} /* opfunc_greater_than */

示例#2

文件： opcodes-ecma-relational-equality.c 项目： Samsung/jerryscript

/**
 * Relation opcode handler.
 *
 * See also: ECMA-262 v5, 11.8.1, 11.8.2, 11.8.3, 11.8.4
 *
 * @return ecma value
 *         Returned value must be freed with ecma_free_value
 */
ecma_value_t
opfunc_relation (ecma_value_t left_value, /**< left value */
                 ecma_value_t right_value, /**< right value */
                 bool left_first, /**< 'LeftFirst' flag */
                 bool is_invert) /**< is invert */
{
  JERRY_ASSERT (!ECMA_IS_VALUE_ERROR (left_value)
                && !ECMA_IS_VALUE_ERROR (right_value));

  ecma_value_t ret_value = ecma_op_abstract_relational_compare (left_value, right_value, left_first);

  if (ECMA_IS_VALUE_ERROR (ret_value))
  {
    return ret_value;
  }

  if (ecma_is_value_undefined (ret_value))
  {
    ret_value = ECMA_VALUE_FALSE;
  }
  else
  {
    JERRY_ASSERT (ecma_is_value_boolean (ret_value));

    if (is_invert)
    {
      ret_value = ecma_invert_boolean_value (ret_value);
    }
  }

  return ret_value;
} /* opfunc_relation */

示例#3

文件： opcodes-ecma-relational.cpp 项目： Ilyushin/jerryscript

/**
 * 'Greater-than-or-equal' opcode handler.
 *
 * See also: ECMA-262 v5, 11.8.4
 *
 * @return completion value
 *         Returned value must be freed with ecma_free_completion_value
 */
ecma_completion_value_t
opfunc_greater_or_equal_than (vm_instr_t instr, /**< instruction */
                              vm_frame_ctx_t *frame_ctx_p) /**< interpreter context */
{
  const idx_t dst_var_idx = instr.data.greater_or_equal_than.dst;
  const idx_t left_var_idx = instr.data.greater_or_equal_than.var_left;
  const idx_t right_var_idx = instr.data.greater_or_equal_than.var_right;
//ilyushin
    	printf("greater_or_equal_than,");
  	//ilyushin
  ecma_completion_value_t ret_value = ecma_make_empty_completion_value ();

  ECMA_TRY_CATCH (left_value, get_variable_value (frame_ctx_p, left_var_idx, false), ret_value);
  ECMA_TRY_CATCH (right_value, get_variable_value (frame_ctx_p, right_var_idx, false), ret_value);
  ECMA_TRY_CATCH (compare_result,
                  ecma_op_abstract_relational_compare (left_value, right_value, true),
                  ret_value);

  ecma_simple_value_t res;

  if (ecma_is_value_undefined (compare_result))
  {
    res = ECMA_SIMPLE_VALUE_FALSE;
  }
  else
  {
    JERRY_ASSERT (ecma_is_value_boolean (compare_result));

    if (ecma_is_value_true (compare_result))
    {
      res = ECMA_SIMPLE_VALUE_FALSE;
    }
    else
    {
      res = ECMA_SIMPLE_VALUE_TRUE;
    }
  }

  ret_value = set_variable_value (frame_ctx_p, frame_ctx_p->pos, dst_var_idx, ecma_make_simple_value (res));

  ECMA_FINALIZE (compare_result);
  ECMA_FINALIZE (right_value);
  ECMA_FINALIZE (left_value);

  frame_ctx_p->pos++;

  return ret_value;
} /* opfunc_greater_or_equal_than */

示例#4

文件： opcodes-ecma-relational.cpp 项目： galpeter/jerryscript_old

/**
 * 'Greater-than-or-equal' opcode handler.
 *
 * See also: ECMA-262 v5, 11.8.4
 *
 * @return completion value
 *         Returned value must be freed with ecma_free_completion_value
 */
ecma_completion_value_t
opfunc_greater_or_equal_than (opcode_t opdata, /**< operation data */
                              int_data_t *int_data) /**< interpreter context */
{
  const idx_t dst_var_idx = opdata.data.greater_or_equal_than.dst;
  const idx_t left_var_idx = opdata.data.greater_or_equal_than.var_left;
  const idx_t right_var_idx = opdata.data.greater_or_equal_than.var_right;

  ecma_completion_value_t ret_value = ecma_make_empty_completion_value ();

  ECMA_TRY_CATCH (left_value, get_variable_value (int_data, left_var_idx, false), ret_value);
  ECMA_TRY_CATCH (right_value, get_variable_value (int_data, right_var_idx, false), ret_value);
  ECMA_TRY_CATCH (compare_result,
                  ecma_op_abstract_relational_compare (left_value, right_value, true),
                  ret_value);

  ecma_simple_value_t res;

  if (ecma_is_value_undefined (compare_result))
  {
    res = ECMA_SIMPLE_VALUE_FALSE;
  }
  else
  {
    JERRY_ASSERT (ecma_is_value_boolean (compare_result));

    if (ecma_is_value_true (compare_result))
    {
      res = ECMA_SIMPLE_VALUE_FALSE;
    }
    else
    {
      res = ECMA_SIMPLE_VALUE_TRUE;
    }
  }

  ret_value = set_variable_value (int_data, int_data->pos, dst_var_idx, ecma_make_simple_value (res));

  ECMA_FINALIZE (compare_result);
  ECMA_FINALIZE (right_value);
  ECMA_FINALIZE (left_value);

  int_data->pos++;

  return ret_value;
} /* opfunc_greater_or_equal_than */