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Fix evaluation order for binary operators (#4114)

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Furthermore fix toBoolean for BigInts as well.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2020-08-07 14:32:46 +02:00
committed by GitHub
parent cb14682983
commit f4f9cde3e7
22 changed files with 211 additions and 180 deletions
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jerry-core/ecma/operations/ecma-bigint.c
+40
View File
@@ -468,6 +468,46 @@ ecma_bigint_to_bigint (ecma_value_t value, /**< any value */
return result;
} /* ecma_bigint_to_bigint */
/**
* Returns with a BigInt if the value is BigInt,
* or the value is object, and its default value is BigInt
*
* @return ecma BigInt value or ECMA_VALUE_ERROR
* Returned value must be freed with ecma_free_value.
*/
ecma_value_t
ecma_bigint_get_bigint (ecma_value_t value, /**< any value */
bool *free_result_p) /**< [out] result should be freed */
{
*free_result_p = false;
if (ecma_is_value_bigint (value))
{
return value;
}
if (ecma_is_value_object (value))
{
ecma_object_t *object_p = ecma_get_object_from_value (value);
ecma_value_t default_value = ecma_op_object_default_value (object_p, ECMA_PREFERRED_TYPE_NUMBER);
if (ECMA_IS_VALUE_ERROR (default_value))
{
return default_value;
}
if (ecma_is_value_bigint (default_value))
{
*free_result_p = (default_value != ECMA_BIGINT_ZERO);
return default_value;
}
ecma_free_value (default_value);
}
return ecma_raise_type_error (ECMA_ERR_MSG ("Cannot convert a BigInt value to a number"));
} /* ecma_bigint_get_bigint */
/**
* Create BigInt value from uint64 digits
*
jerry-core/ecma/operations/ecma-bigint.h
+1
View File
@@ -43,6 +43,7 @@ ecma_value_t ecma_bigint_parse_string (const lit_utf8_byte_t *string_p, lit_utf8
ecma_value_t ecma_bigint_parse_string_value (ecma_value_t string, uint32_t options);
ecma_string_t *ecma_bigint_to_string (ecma_value_t value, ecma_bigint_digit_t radix);
ecma_value_t ecma_bigint_to_bigint (ecma_value_t value, bool allow_numbers);
ecma_value_t ecma_bigint_get_bigint (ecma_value_t value, bool *free_result_p);
ecma_value_t ecma_bigint_create_from_digits (const uint64_t *digits_p, uint32_t size, bool sign);
uint32_t ecma_bigint_get_size_in_digits (ecma_value_t value);
void ecma_bigint_get_digits_and_sign (ecma_value_t value, uint64_t *digits_p, uint32_t size, bool *sign_p);
jerry-core/ecma/operations/ecma-conversion.c
+26 -12
View File
@@ -247,6 +247,13 @@ ecma_op_to_boolean (ecma_value_t value) /**< ecma value */
return !ecma_string_is_empty (str_p);
}
#if ENABLED (JERRY_BUILTIN_BIGINT)
if (ecma_is_value_bigint (value))
{
return value != ECMA_BIGINT_ZERO;
}
#endif /* ENABLED (JERRY_BUILTIN_BIGINT) */
JERRY_ASSERT (ecma_is_value_object (value) || ECMA_CHECK_SYMBOL_IN_ASSERT (value));
return true;
@@ -330,19 +337,22 @@ ecma_op_to_number (ecma_value_t value) /**< ecma value */
} /* ecma_op_to_number */
/**
* Helper to get the number contained in an ecma value.
* Helper to get the numeric value of an ecma value
*
* See also:
* ECMA-262 v5, 9.3
* ECMA-262 v11, 7.1.3
*
* @return ECMA_VALUE_EMPTY if successful
* conversion error otherwise
* @return ECMA_VALUE_EMPTY if converted to number, BigInt if
* converted to BigInt, and conversion error otherwise
* Returned value must be freed with ecma_free_value
*/
ecma_value_t
ecma_get_number (ecma_value_t value, /**< ecma value*/
ecma_number_t *number_p) /**< [out] ecma number */
ecma_op_to_numeric (ecma_value_t value, /**< ecma value */
ecma_number_t *number_p, /**< [out] ecma number */
ecma_to_numeric_options_t options) /**< option bits */
{
JERRY_UNUSED (options);
if (ecma_is_value_integer_number (value))
{
*number_p = ecma_get_integer_from_value (value);
@@ -396,27 +406,31 @@ ecma_get_number (ecma_value_t value, /**< ecma value*/
#if ENABLED (JERRY_BUILTIN_BIGINT)
if (ecma_is_value_bigint (value))
{
if (options & ECMA_TO_NUMERIC_ALLOW_BIGINT)
{
return ecma_copy_value (value);
}
return ecma_raise_type_error (ECMA_ERR_MSG ("Cannot convert a BigInt value to a number"));
}
#endif /* ENABLED (JERRY_BUILTIN_BIGINT) */
JERRY_ASSERT (ecma_is_value_object (value));
ecma_object_t *obj_p = ecma_get_object_from_value (value);
ecma_object_t *object_p = ecma_get_object_from_value (value);
ecma_value_t def_value = ecma_op_object_default_value (obj_p, ECMA_PREFERRED_TYPE_NUMBER);
ecma_value_t def_value = ecma_op_object_default_value (object_p, ECMA_PREFERRED_TYPE_NUMBER);
if (ECMA_IS_VALUE_ERROR (def_value))
{
return def_value;
}
ecma_value_t ret_value = ecma_get_number (def_value, number_p);
ecma_value_t ret_value = ecma_op_to_numeric (def_value, number_p, options);
ecma_fast_free_value (def_value);
return ret_value;
} /* ecma_get_number */
} /* ecma_op_to_numeric */
/**
* ToString operation.
@@ -935,7 +949,7 @@ ecma_op_to_integer (ecma_value_t value, /**< ecma value */
}
/* 1 */
ecma_value_t to_number = ecma_get_number (value, number_p);
ecma_value_t to_number = ecma_op_to_numeric (value, number_p, ECMA_TO_NUMERIC_NO_OPTS);
/* 2 */
if (ECMA_IS_VALUE_ERROR (to_number))
@@ -1015,7 +1029,7 @@ ecma_op_to_length (ecma_value_t value, /**< ecma value */
#else /* !ENABLED (JERRY_ESNEXT) */
/* In the case of ES5, ToLength(ES6) operation is the same as ToUint32(ES5) */
ecma_number_t num;
ecma_value_t to_number = ecma_get_number (value, &num);
ecma_value_t to_number = ecma_op_to_numeric (value, &num, ECMA_TO_NUMERIC_NO_OPTS);
/* 2 */
if (ECMA_IS_VALUE_ERROR (to_number))
jerry-core/ecma/operations/ecma-conversion.h
+10 -1
View File
@@ -37,6 +37,15 @@ typedef enum
ECMA_PREFERRED_TYPE_STRING /**< String */
} ecma_preferred_type_hint_t;
/**
* Option bits for ecma_op_to_numeric.
*/
typedef enum
{
ECMA_TO_NUMERIC_NO_OPTS = 0, /**< no options (same as toNumber operation) */
ECMA_TO_NUMERIC_ALLOW_BIGINT = (1 << 0), /**< allow BigInt values */
} ecma_to_numeric_options_t;
ecma_value_t ecma_op_check_object_coercible (ecma_value_t value);
bool ecma_op_same_value (ecma_value_t x, ecma_value_t y);
#if ENABLED (JERRY_BUILTIN_MAP)
@@ -45,7 +54,7 @@ bool ecma_op_same_value_zero (ecma_value_t x, ecma_value_t y);
ecma_value_t ecma_op_to_primitive (ecma_value_t value, ecma_preferred_type_hint_t preferred_type);
bool ecma_op_to_boolean (ecma_value_t value);
ecma_value_t ecma_op_to_number (ecma_value_t value);
ecma_value_t ecma_get_number (ecma_value_t value, ecma_number_t *number_p);
ecma_value_t ecma_op_to_numeric (ecma_value_t value, ecma_number_t *number_p, ecma_to_numeric_options_t options);
ecma_string_t *ecma_op_to_string (ecma_value_t value);
ecma_string_t *ecma_op_to_property_key (ecma_value_t value);
ecma_value_t ecma_op_to_object (ecma_value_t value);
jerry-core/ecma/operations/ecma-dataview-object.c
+1 -1
View File
@@ -71,7 +71,7 @@ ecma_op_dataview_create (const ecma_value_t *arguments_list_p, /**< arguments li
if (arguments_list_len > 1)
{
ecma_number_t number_offset, offset_num;
if (ECMA_IS_VALUE_ERROR (ecma_get_number (arguments_list_p[1], &number_offset)))
if (ECMA_IS_VALUE_ERROR (ecma_op_to_numeric (arguments_list_p[1], &number_offset, ECMA_TO_NUMERIC_NO_OPTS)))
{
return ECMA_VALUE_ERROR;
}
jerry-core/ecma/operations/ecma-objects.c
+1 -1
View File
@@ -1231,7 +1231,7 @@ ecma_op_object_put_with_receiver (ecma_object_t *object_p, /**< the object */
if (array_index != ECMA_STRING_NOT_ARRAY_INDEX)
{
ecma_number_t num_var;
ecma_value_t error = ecma_get_number (value, &num_var);
ecma_value_t error = ecma_op_to_numeric (value, &num_var, ECMA_TO_NUMERIC_NO_OPTS);
if (ECMA_IS_VALUE_ERROR (error))
{
jerry-core/ecma/operations/ecma-regexp-object.c
+1 -1
View File
@@ -2207,7 +2207,7 @@ ecma_regexp_split_helper (ecma_value_t this_arg, /**< this value */
{
/* ECMA-262 v11, 21.2.5.13 13 */
ecma_number_t num;
if (ECMA_IS_VALUE_ERROR (ecma_get_number (limit_arg, &num)))
if (ECMA_IS_VALUE_ERROR (ecma_op_to_numeric (limit_arg, &num, ECMA_TO_NUMERIC_NO_OPTS)))
{
goto cleanup_splitter;
}
jerry-core/ecma/operations/ecma-try-catch-macro.h
+1 -1
View File
@@ -32,7 +32,7 @@
#define ECMA_OP_TO_NUMBER_TRY_CATCH(num_var, value, return_value) \
JERRY_ASSERT (return_value == ECMA_VALUE_EMPTY); \
ecma_number_t num_var; \
return_value = ecma_get_number (value, &num_var); \
return_value = ecma_op_to_numeric (value, &num_var, ECMA_TO_NUMERIC_NO_OPTS); \
\
if (JERRY_LIKELY (ecma_is_value_empty (return_value))) \
{
jerry-core/ecma/operations/ecma-typedarray-object.c
+2 -2
View File
@@ -720,7 +720,7 @@ ecma_op_typedarray_from_helper (ecma_value_t this_val, /**< this_arg for the abo
}
ecma_number_t num_var;
ecma_value_t mapped_number = ecma_get_number (mapped_value, &num_var);
ecma_value_t mapped_number = ecma_op_to_numeric (mapped_value, &num_var, ECMA_TO_NUMERIC_NO_OPTS);
ecma_free_value (mapped_value);
if (ECMA_IS_VALUE_ERROR (mapped_number))
@@ -1357,7 +1357,7 @@ ecma_op_typedarray_define_index_prop (ecma_object_t *obj_p, /**< a TypedArray ob
if (property_desc_p->flags & ECMA_PROP_IS_VALUE_DEFINED)
{
ecma_number_t num_var;
ecma_value_t error = ecma_get_number (property_desc_p->value, &num_var);
ecma_value_t error = ecma_op_to_numeric (property_desc_p->value, &num_var, ECMA_TO_NUMERIC_NO_OPTS);
if (ECMA_IS_VALUE_ERROR (error))
{