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Implement binary bitwise BigInt operators (#4105)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2020-08-04 16:53:38 +02:00
committed by GitHub
parent b749c4c267
commit bdb39f1f03
7 changed files with 647 additions and 43 deletions
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jerry-core/ecma/operations/ecma-big-uint.h
+37
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@@ -59,6 +59,39 @@ typedef uint64_t ecma_bigint_two_digits_t;
#define ECMA_BIGINT_HIGH_DIGIT(digit) \
(((ecma_bigint_two_digits_t) digit) << (8 * sizeof (ecma_bigint_digit_t)))
/**
* Bitwise operation types.
*/
typedef enum
{
ECMA_BIG_UINT_BITWISE_AND, /**< bitwise 'and' operation */
ECMA_BIG_UINT_BITWISE_OR, /**< bitwise 'or' operation */
ECMA_BIG_UINT_BITWISE_XOR, /**< bitwise 'xor' operation */
ECMA_BIG_UINT_BITWISE_AND_NOT, /**< bitwise 'and not' operation */
} ecma_big_uint_bitwise_operation_types_t;
/**
* Returns with the type of the operation.
*/
#define ECMA_BIGINT_BITWISE_GET_OPERATION_TYPE(operation_and_options) \
((operation_and_options) & 0xf)
/**
* Options for bitwise operations.
*/
typedef enum
{
ECMA_BIG_UINT_BITWISE_DECREASE_LEFT = (1 << 4), /**< subtract 1 from left value */
ECMA_BIG_UINT_BITWISE_DECREASE_RIGHT = (1 << 5), /**< subtract 1 from right value */
ECMA_BIG_UINT_BITWISE_INCREASE_RESULT = (1 << 6), /**< add 1 to the result */
} ecma_big_uint_bitwise_options_t;
/**
* Subtract 1 from both left and right values.
*/
#define ECMA_BIG_UINT_BITWISE_DECREASE_BOTH \
(ECMA_BIG_UINT_BITWISE_DECREASE_LEFT | ECMA_BIG_UINT_BITWISE_DECREASE_RIGHT)
ecma_extended_primitive_t *ecma_bigint_create (uint32_t size);
ecma_extended_primitive_t *ecma_big_uint_extend (ecma_extended_primitive_t *value_p, ecma_bigint_digit_t digit);
@@ -83,6 +116,10 @@ ecma_extended_primitive_t *ecma_big_uint_div_mod (ecma_extended_primitive_t *div
ecma_extended_primitive_t *ecma_big_uint_shift_left (ecma_extended_primitive_t *left_value_p, uint32_t right_value);
ecma_extended_primitive_t *ecma_big_uint_shift_right (ecma_extended_primitive_t *left_value_p, uint32_t right_value);
ecma_extended_primitive_t *ecma_big_uint_bitwise_op (uint32_t operation_and_options,
ecma_extended_primitive_t *left_value_p,
ecma_extended_primitive_t *right_value_p);
#endif /* ENABLED (JERRY_BUILTIN_BIGINT) */
#endif /* ECMA_BIG_UINT_H */