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Add ES2015 feature: ArrayBuffer (#1467)

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This patch implements ArrayBuffer and ArrayBuffer.prototype built-in objects.

JerryScript-DCO-1.0-Signed-off-by: Zidong Jiang zidong.jiang@intel.com
This commit is contained in:
Zidong Jiang
2016-12-07 21:04:01 +08:00
committed by Zoltan Herczeg
parent eccfc1849e
commit 29d058cec4
67 changed files with 845 additions and 59 deletions
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jerry-core/ecma/builtin-objects/ecma-builtins.c
+80 -14
View File
@@ -162,7 +162,7 @@ ecma_builtin_init_object (ecma_builtin_id_t obj_builtin_id, /**< built-in ID */
ext_object_p->u.class_prop.class_id = LIT_MAGIC_STRING_STRING_UL;
ecma_string_t *prim_prop_str_value_p = ecma_get_magic_string (LIT_MAGIC_STRING__EMPTY);
ext_object_p->u.class_prop.value = ecma_make_string_value (prim_prop_str_value_p);
ext_object_p->u.class_prop.u.value = ecma_make_string_value (prim_prop_str_value_p);
break;
}
#endif /* !CONFIG_DISABLE_STRING_BUILTIN */
@@ -174,7 +174,7 @@ ecma_builtin_init_object (ecma_builtin_id_t obj_builtin_id, /**< built-in ID */
ecma_extended_object_t *ext_object_p = (ecma_extended_object_t *) obj_p;
ext_object_p->u.class_prop.class_id = LIT_MAGIC_STRING_NUMBER_UL;
ext_object_p->u.class_prop.value = ecma_make_integer_value (0);
ext_object_p->u.class_prop.u.value = ecma_make_integer_value (0);
break;
}
#endif /* !CONFIG_DISABLE_NUMBER_BUILTIN */
@@ -186,7 +186,7 @@ ecma_builtin_init_object (ecma_builtin_id_t obj_builtin_id, /**< built-in ID */
ecma_extended_object_t *ext_object_p = (ecma_extended_object_t *) obj_p;
ext_object_p->u.class_prop.class_id = LIT_MAGIC_STRING_BOOLEAN_UL;
ext_object_p->u.class_prop.value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_FALSE);
ext_object_p->u.class_prop.u.value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_FALSE);
break;
}
#endif /* !CONFIG_DISABLE_BOOLEAN_BUILTIN */
@@ -201,7 +201,7 @@ ecma_builtin_init_object (ecma_builtin_id_t obj_builtin_id, /**< built-in ID */
ecma_number_t *prim_prop_num_value_p = ecma_alloc_number ();
*prim_prop_num_value_p = ecma_number_make_nan ();
ECMA_SET_INTERNAL_VALUE_POINTER (ext_object_p->u.class_prop.value, prim_prop_num_value_p);
ECMA_SET_INTERNAL_VALUE_POINTER (ext_object_p->u.class_prop.u.value, prim_prop_num_value_p);
break;
}
#endif /* !CONFIG_DISABLE_DATE_BUILTIN */
@@ -213,7 +213,7 @@ ecma_builtin_init_object (ecma_builtin_id_t obj_builtin_id, /**< built-in ID */
ecma_extended_object_t *ext_object_p = (ecma_extended_object_t *) obj_p;
ext_object_p->u.class_prop.class_id = LIT_MAGIC_STRING_REGEXP_UL;
ext_object_p->u.class_prop.value = ECMA_NULL_POINTER;
ext_object_p->u.class_prop.u.value = ECMA_NULL_POINTER;
break;
}
#endif /* !CONFIG_DISABLE_REGEXP_BUILTIN */
@@ -331,6 +331,32 @@ ecma_builtin_make_function_object_for_routine (ecma_builtin_id_t builtin_id, /**
return func_obj_p;
} /* ecma_builtin_make_function_object_for_routine */
/**
* Construct a Function object for specified built-in accessor getter
*
* @return pointer to constructed accessor getter Function object
*/
static ecma_object_t *
ecma_builtin_make_function_object_for_getter_accessor (ecma_builtin_id_t builtin_id, /**< id of built-in object */
uint16_t routine_id) /**< builtin-wide id of the built-in
* object's routine property */
{
return ecma_builtin_make_function_object_for_routine (builtin_id, routine_id, 0);
} /* ecma_builtin_make_function_object_for_getter_accessor */
/**
* Construct a Function object for specified built-in accessor setter
*
* @return pointer to constructed accessor getter Function object
*/
static ecma_object_t *
ecma_builtin_make_function_object_for_setter_accessor (ecma_builtin_id_t builtin_id, /**< id of built-in object */
uint16_t routine_id) /**< builtin-wide id of the built-in
* object's routine property */
{
return ecma_builtin_make_function_object_for_routine (builtin_id, routine_id, 1);
} /* ecma_builtin_make_function_object_for_setter_accessor */
typedef const ecma_builtin_property_descriptor_t *ecma_builtin_property_list_reference_t;
static const ecma_builtin_property_list_reference_t ecma_builtin_property_list_references[] =
@@ -468,6 +494,9 @@ ecma_builtin_try_to_instantiate_property (ecma_object_t *object_p, /**< object *
}
ecma_value_t value = ecma_make_simple_value (ECMA_SIMPLE_VALUE_EMPTY);
bool is_accessor = false;
ecma_object_t *getter_p = NULL;
ecma_object_t *setter_p = NULL;
switch (curr_property_p->type)
{
@@ -551,6 +580,22 @@ ecma_builtin_try_to_instantiate_property (ecma_object_t *object_p, /**< object *
value = ecma_make_object_value (func_obj_p);
break;
}
case ECMA_BUILTIN_PROPERTY_ACCESSOR_READ_WRITE:
{
is_accessor = true;
uint16_t getter_id = ECMA_ACCESSOR_READ_WRITE_GET_GETTER_ID (curr_property_p->value);
uint16_t setter_id = ECMA_ACCESSOR_READ_WRITE_GET_SETTER_ID (curr_property_p->value);
getter_p = ecma_builtin_make_function_object_for_getter_accessor (builtin_id, getter_id);
setter_p = ecma_builtin_make_function_object_for_setter_accessor (builtin_id, setter_id);
break;
}
case ECMA_BUILTIN_PROPERTY_ACCESSOR_READ_ONLY:
{
is_accessor = true;
getter_p = ecma_builtin_make_function_object_for_getter_accessor (builtin_id,
curr_property_p->value);
break;
}
default:
{
JERRY_UNREACHABLE ();
@@ -559,17 +604,38 @@ ecma_builtin_try_to_instantiate_property (ecma_object_t *object_p, /**< object *
}
ecma_property_t *prop_p;
ecma_property_value_t *prop_value_p = ecma_create_named_data_property (object_p,
string_p,
curr_property_p->attributes,
&prop_p);
prop_value_p->value = value;
/* Reference count of objects must be decreased. */
if (ecma_is_value_object (value))
if (is_accessor)
{
ecma_free_value (value);
ecma_create_named_accessor_property (object_p,
string_p,
getter_p,
setter_p,
curr_property_p->attributes,
&prop_p);
if (setter_p)
{
ecma_deref_object (setter_p);
}
if (getter_p)
{
ecma_deref_object (getter_p);
}
}
else
{
ecma_property_value_t *prop_value_p = ecma_create_named_data_property (object_p,
string_p,
curr_property_p->attributes,
&prop_p);
prop_value_p->value = value;
/* Reference count of objects must be decreased. */
if (ecma_is_value_object (value))
{
ecma_free_value (value);
}
}
return prop_p;