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Add new type which represents pointer with tag value (#3591)

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jmem_cpointer_tag_t is newly added to represent pointer along with tag value.
This new type is first applied to scope_cp to mark initailized function properties (length, name) later

JerryScript-DCO-1.0-Signed-off-by: HyukWoo Park hyukwoo.park@samsung.com
This commit is contained in:
Hyukwoo Park
2020-03-02 23:59:55 +09:00
committed by GitHub
parent 19c61e14c0
commit 34edf53753
8 changed files with 135 additions and 24 deletions
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jerry-core/vm/vm.c
+7 -6
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@@ -1224,14 +1224,14 @@ vm_loop (vm_frame_ctx_t *frame_ctx_p) /**< frame context */
ecma_extended_object_t *ext_func_p = (ecma_extended_object_t *) func_p;
JERRY_ASSERT (frame_ctx_p->lex_env_p == ECMA_GET_INTERNAL_VALUE_POINTER (ecma_object_t,
ext_func_p->u.function.scope_cp));
JERRY_ASSERT (frame_ctx_p->lex_env_p ==
ECMA_GET_NON_NULL_POINTER_FROM_POINTER_TAG (ecma_object_t, ext_func_p->u.function.scope_cp));
ecma_object_t *name_lex_env = ecma_create_decl_lex_env (frame_ctx_p->lex_env_p);
ecma_op_create_immutable_binding (name_lex_env, ecma_get_string_from_value (right_value), left_value);
ECMA_SET_INTERNAL_VALUE_POINTER (ext_func_p->u.function.scope_cp, name_lex_env);
ECMA_SET_NON_NULL_POINTER_TAG (ext_func_p->u.function.scope_cp, name_lex_env, 0);
ecma_free_value (right_value);
ecma_deref_object (name_lex_env);
@@ -1814,9 +1814,10 @@ vm_loop (vm_frame_ctx_t *frame_ctx_p) /**< frame context */
ecma_bytecode_ref ((ecma_compiled_code_t *) bytecode_p);
ECMA_SET_INTERNAL_VALUE_POINTER (current_ext_func_obj_p->u.function.bytecode_cp,
bytecode_p);
ECMA_SET_INTERNAL_VALUE_POINTER (current_ext_func_obj_p->u.function.scope_cp,
ECMA_GET_INTERNAL_VALUE_POINTER (const ecma_object_t,
new_ext_func_obj_p->u.function.scope_cp));
ecma_object_t *scope_p = ECMA_GET_NON_NULL_POINTER_FROM_POINTER_TAG (ecma_object_t,
new_ext_func_obj_p->u.function.scope_cp);
ECMA_SET_NON_NULL_POINTER_TAG (current_ext_func_obj_p->u.function.scope_cp, scope_p, 0);
ecma_deref_object (new_constructor_obj_p);
continue;
}