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Implement import.meta object (#4766)

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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
2021-09-15 17:44:16 +02:00
committed by GitHub
parent 386ec44d4d
commit 77c2602205
27 changed files with 528 additions and 93 deletions
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jerry-core/parser/js/byte-code.h
+20 -18
View File
@@ -600,6 +600,8 @@
VM_OC_PUSH_REST_OBJECT) \
CBC_OPCODE (CBC_EXT_MODULE_IMPORT, CBC_NO_FLAG, 0, \
VM_OC_MODULE_IMPORT) \
CBC_OPCODE (CBC_EXT_MODULE_IMPORT_META, CBC_NO_FLAG, 1, \
VM_OC_MODULE_IMPORT_META) \
CBC_OPCODE (CBC_EXT_STRING_CONCAT, CBC_NO_FLAG, -1, \
VM_OC_STRING_CONCAT | VM_OC_GET_STACK_STACK | VM_OC_PUT_STACK) \
CBC_OPCODE (CBC_EXT_STRING_CONCAT_RIGHT_LITERAL, CBC_HAS_LITERAL_ARG, 0, \
@@ -998,42 +1000,36 @@ typedef enum
*/
typedef enum
{
CBC_SCRIPT_GENERIC, /**< script without user specific data */
CBC_SCRIPT_USER_OBJECT, /**< script with a user object */
CBC_SCRIPT_USER_VALUE, /**< script with a non-object user value */
CBC_SCRIPT_HAS_USER_VALUE = (1 << 0), /**< script has user value */
CBC_SCRIPT_USER_VALUE_IS_OBJECT = (1 << 1), /**< user value is object */
CBC_SCRIPT_HAS_FUNCTION_ARGUMENTS = (1 << 2), /**< script is a function with arguments source code */
CBC_SCRIPT_HAS_IMPORT_META = (1 << 3), /**< script is a module with import.meta object */
} cbc_script_type;
/**
* Script is a function with arguments source code.
*/
#define CBC_SCRIPT_HAS_FUNCTION_ARGUMENTS 0x4
/**
* Value for increasing or decreasing the script reference counter.
*/
#define CBC_SCRIPT_REF_ONE 0x8
#define CBC_SCRIPT_REF_ONE 0x10
/**
* Maximum value of script reference counter.
*/
#define CBC_SCRIPT_REF_MAX (UINT32_MAX - CBC_SCRIPT_REF_ONE + 1)
/**
* Get the type of a script.
*/
#define CBC_SCRIPT_GET_TYPE(script_p) ((script_p)->refs_and_type & 0x3)
/**
* Sets the type of a script using the user_value.
*/
#define CBC_SCRIPT_SET_TYPE(script_p, user_value, ref_count) \
do \
{ \
(script_p)->refs_and_type = ((ref_count) | CBC_SCRIPT_GENERIC); \
(script_p)->refs_and_type = (ref_count); \
if ((user_value) != ECMA_VALUE_EMPTY) \
{ \
(script_p)->refs_and_type = (ecma_is_value_object (user_value) ? ((ref_count) | CBC_SCRIPT_USER_OBJECT) \
: ((ref_count) | CBC_SCRIPT_USER_VALUE)); \
(script_p)->refs_and_type |= CBC_SCRIPT_HAS_USER_VALUE; \
if (ecma_is_value_object (user_value)) \
{ \
(script_p)->refs_and_type |= CBC_SCRIPT_USER_VALUE_IS_OBJECT; \
} \
} \
} \
while (false)
@@ -1073,7 +1069,13 @@ typedef struct
* Get function arguments.
*/
#define CBC_SCRIPT_GET_FUNCTION_ARGUMENTS(script_p, type) \
(CBC_SCRIPT_GET_OPTIONAL_VALUES (script_p)[(type) != CBC_SCRIPT_GENERIC ? 1 : 0])
(CBC_SCRIPT_GET_OPTIONAL_VALUES (script_p)[((type) & CBC_SCRIPT_HAS_USER_VALUE) ? 1 : 0])
/**
* Get import.meta object.
*/
#define CBC_SCRIPT_GET_IMPORT_META(script_p, type) \
(CBC_SCRIPT_GET_OPTIONAL_VALUES (script_p)[((type) & CBC_SCRIPT_HAS_USER_VALUE) ? 1 : 0])
#define CBC_OPCODE(arg1, arg2, arg3, arg4) arg1,