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Implement this binding for arrow functions.

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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
2017-10-02 04:59:31 -07:00
committed by yichoi
parent 1cc7cb58ce
commit 9f0cf9ef1c
12 changed files with 368 additions and 152 deletions
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jerry-core/parser/js/byte-code.h
+3
View File
@@ -654,6 +654,9 @@ typedef enum
CBC_CODE_FLAGS_ARGUMENTS_NEEDED = (1u << 4), /**< arguments object must be constructed */
CBC_CODE_FLAGS_LEXICAL_ENV_NOT_NEEDED = (1u << 5), /**< no need to create a lexical environment */
CBC_CODE_FLAGS_DEBUGGER_IGNORE = (1u << 6), /**< this function should be ignored by debugger */
#ifndef CONFIG_DISABLE_ES2015_ARROW_FUNCTION
CBC_CODE_FLAGS_ARROW_FUNCTION = (1u << 6), /**< this function is an arrow function */
#endif /* !CONFIG_DISABLE_ES2015_ARROW_FUNCTION */
} cbc_code_flags;
#define CBC_OPCODE(arg1, arg2, arg3, arg4) arg1,
jerry-core/parser/js/js-parser.c
+14
View File
@@ -1190,6 +1190,13 @@ parse_print_final_cbc (ecma_compiled_code_t *compiled_code_p, /**< compiled code
JERRY_DEBUG_MSG (",no_lexical_env");
}
#ifndef CONFIG_DISABLE_ES2015_ARROW_FUNCTION
if (compiled_code_p->status_flags & CBC_CODE_FLAGS_ARROW_FUNCTION)
{
JERRY_DEBUG_MSG (",arrow");
}
#endif /* !CONFIG_DISABLE_ES2015_ARROW_FUNCTION */
JERRY_DEBUG_MSG ("]\n");
JERRY_DEBUG_MSG (" Argument range end: %d\n", (int) argument_end);
@@ -1666,6 +1673,13 @@ parser_post_processing (parser_context_t *context_p) /**< context */
compiled_code_p->status_flags |= CBC_CODE_FLAGS_LEXICAL_ENV_NOT_NEEDED;
}
#ifndef CONFIG_DISABLE_ES2015_ARROW_FUNCTION
if (context_p->status_flags & PARSER_IS_ARROW_FUNCTION)
{
compiled_code_p->status_flags |= CBC_CODE_FLAGS_ARROW_FUNCTION;
}
#endif /* !CONFIG_DISABLE_ES2015_ARROW_FUNCTION */
literal_pool_p = (jmem_cpointer_t *) byte_code_p;
byte_code_p += context_p->literal_count * sizeof (jmem_cpointer_t);