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Rework frame context (#4200)

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A new shared frame context data is created which allows sharing
data between the function call and vm main loop. Furthermore
rest arguments and current function object handling is reworked.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2020-09-21 10:25:17 +02:00
committed by GitHub
parent 55554535b2
commit 4d135bec5d
17 changed files with 311 additions and 181 deletions
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jerry-core/ecma/operations/ecma-objects-arguments.c
+4 -4
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@@ -43,10 +43,9 @@ void
ecma_op_create_arguments_object (ecma_object_t *func_obj_p, /**< callee function */
ecma_object_t *lex_env_p, /**< lexical environment the Arguments
object is created for */
const ecma_value_t *arguments_list_p, /**< arguments list */
uint32_t arguments_number, /**< length of arguments list */
const ecma_compiled_code_t *bytecode_data_p) /**< byte code */
vm_frame_ctx_shared_args_t *shared_p) /**< shared context dta */
{
const ecma_compiled_code_t *bytecode_data_p = shared_p->header.bytecode_header_p;
bool is_strict = (bytecode_data_p->status_flags & CBC_CODE_FLAGS_STRICT_MODE) != 0;
uint32_t formal_params_number;
@@ -65,8 +64,8 @@ ecma_op_create_arguments_object (ecma_object_t *func_obj_p, /**< callee function
}
ecma_object_t *prototype_p = ecma_builtin_get (ECMA_BUILTIN_ID_OBJECT_PROTOTYPE);
ecma_object_t *obj_p;
uint32_t arguments_number = shared_p->arg_list_len;
if ((bytecode_data_p->status_flags & CBC_CODE_FLAGS_MAPPED_ARGUMENTS_NEEDED)
&& arguments_number > 0
@@ -125,6 +124,7 @@ ecma_op_create_arguments_object (ecma_object_t *func_obj_p, /**< callee function
ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE,
NULL);
const ecma_value_t *arguments_list_p = shared_p->arg_list_p;
prop_value_p->value = ecma_copy_value_if_not_object (arguments_list_p[index]);
ecma_deref_ecma_string (index_string_p);