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Introducing 'ecmabuiltins' component and interface for instantiating built-in properties.

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This commit is contained in:
Ruben Ayrapetyan
2014-09-17 21:12:05 +04:00
parent 56e6d2a380
commit 11cf22f06c
6 changed files with 136 additions and 3 deletions
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src/libecmaobjects/ecma-helpers.c
+44
View File
@@ -68,6 +68,8 @@ ecma_create_object (ecma_object_t *prototype_object_p, /**< pointer to prototybe
ECMA_OBJECT_OBJ_PROTOTYPE_OBJECT_CP_POS,
ECMA_OBJECT_OBJ_PROTOTYPE_OBJECT_CP_WIDTH);
ecma_set_object_has_non_instantiated_builtins (object_p, false);
return object_p;
} /* ecma_create_object */
@@ -254,6 +256,48 @@ ecma_get_object_prototype (ecma_object_t *object_p) /**< object */
return ECMA_GET_POINTER (prototype_object_cp);
} /* ecma_get_object_prototype */
/**
* Get object's has-non-instantiated-built-ins flag.
*
* @return flag's value
*/
bool
ecma_get_object_has_non_instantiated_builtins (ecma_object_t *object_p) /**< object */
{
JERRY_ASSERT (object_p != NULL);
JERRY_ASSERT (!ecma_is_lexical_environment (object_p));
const uint32_t offset = ECMA_OBJECT_OBJ_HAS_NON_INSTANTIATED_BUILT_IN_PROPERTIES_POS;
const uint32_t width = ECMA_OBJECT_OBJ_HAS_NON_INSTANTIATED_BUILT_IN_PROPERTIES_WIDTH;
JERRY_ASSERT (sizeof (uintptr_t) * JERRY_BITSINBYTE >= width);
uintptr_t flag_value = (uintptr_t) jrt_extract_bit_field (object_p->container,
offset,
width);
return (bool) flag_value;
} /* ecma_get_object_has_non_instantiated_builtins */
/**
* Set object's has-non-instantiated-built-ins flag's value.
*/
void
ecma_set_object_has_non_instantiated_builtins (ecma_object_t *object_p, /**< object */
bool is_has_non_inst_builtins) /**< value of flag */
{
JERRY_ASSERT (object_p != NULL);
JERRY_ASSERT (!ecma_is_lexical_environment (object_p));
const uint32_t offset = ECMA_OBJECT_OBJ_HAS_NON_INSTANTIATED_BUILT_IN_PROPERTIES_POS;
const uint32_t width = ECMA_OBJECT_OBJ_HAS_NON_INSTANTIATED_BUILT_IN_PROPERTIES_WIDTH;
object_p->container = jrt_set_bit_field_value (object_p->container,
(uintptr_t) is_has_non_inst_builtins,
offset,
width);
} /* ecma_set_object_has_non_instantiated_builtins */
/**
* Get type of lexical environment.
*/
src/libecmaobjects/ecma-helpers.h
+3
View File
@@ -173,6 +173,9 @@ extern void ecma_set_object_extensible (ecma_object_t *object_p, bool is_extensi
extern ecma_object_type_t ecma_get_object_type (ecma_object_t *object_p);
extern void ecma_set_object_type (ecma_object_t *object_p, ecma_object_type_t type);
extern ecma_object_t* ecma_get_object_prototype (ecma_object_t *object_p);
extern bool ecma_get_object_has_non_instantiated_builtins (ecma_object_t *object_p);
extern void ecma_set_object_has_non_instantiated_builtins (ecma_object_t *object_p,
bool is_has_non_inst_builtins);
extern ecma_lexical_environment_type_t ecma_get_lex_env_type (ecma_object_t *object_p);
extern ecma_object_t *ecma_get_lex_env_outer_reference (ecma_object_t *object_p);
extern ecma_property_t *ecma_get_property_list (ecma_object_t *object_p);