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Remove pseudo array object type from the project (#4643)

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A new class type enum is introduced to describe the class of objects.
This enum is organized to improve property resolve and GC performance.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2021-04-06 18:46:48 +02:00
committed by GitHub
parent 4377ef684d
commit d85020f709
60 changed files with 1274 additions and 1212 deletions
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jerry-core/ecma/operations/ecma-arraybuffer-object.c
+18 -17
View File
@@ -53,9 +53,10 @@ ecma_arraybuffer_new_object (uint32_t length) /**< length of the arraybuffer */
ECMA_OBJECT_TYPE_CLASS);
ecma_extended_object_t *ext_object_p = (ecma_extended_object_t *) object_p;
ext_object_p->u.class_prop.extra_info = ECMA_ARRAYBUFFER_INTERNAL_MEMORY;
ext_object_p->u.class_prop.class_id = LIT_MAGIC_STRING_ARRAY_BUFFER_UL;
ext_object_p->u.class_prop.u.length = length;
ext_object_p->u.cls.type = ECMA_OBJECT_CLASS_ARRAY_BUFFER;
ext_object_p->u.cls.u1.array_buffer_flags = ECMA_ARRAYBUFFER_INTERNAL_MEMORY;
ext_object_p->u.cls.u2.id = LIT_MAGIC_STRING_ARRAY_BUFFER_UL;
ext_object_p->u.cls.u3.length = length;
lit_utf8_byte_t *buf = (lit_utf8_byte_t *) (ext_object_p + 1);
memset (buf, 0, length);
@@ -84,9 +85,10 @@ ecma_arraybuffer_new_object_external (uint32_t length, /**< length of the buffer
ECMA_OBJECT_TYPE_CLASS);
ecma_arraybuffer_external_info *array_object_p = (ecma_arraybuffer_external_info *) object_p;
array_object_p->extended_object.u.class_prop.extra_info = ECMA_ARRAYBUFFER_EXTERNAL_MEMORY;
array_object_p->extended_object.u.class_prop.class_id = LIT_MAGIC_STRING_ARRAY_BUFFER_UL;
array_object_p->extended_object.u.class_prop.u.length = length;
array_object_p->extended_object.u.cls.type = ECMA_OBJECT_CLASS_ARRAY_BUFFER;
array_object_p->extended_object.u.cls.u1.array_buffer_flags = ECMA_ARRAYBUFFER_EXTERNAL_MEMORY;
array_object_p->extended_object.u.cls.u2.id = LIT_MAGIC_STRING_ARRAY_BUFFER_UL;
array_object_p->extended_object.u.cls.u3.length = length;
array_object_p->buffer_p = buffer_p;
array_object_p->free_cb = free_cb;
@@ -173,8 +175,7 @@ bool
ecma_is_arraybuffer (ecma_value_t target) /**< the target value */
{
return (ecma_is_value_object (target)
&& ecma_object_class_is (ecma_get_object_from_value (target),
LIT_MAGIC_STRING_ARRAY_BUFFER_UL));
&& ecma_object_class_is (ecma_get_object_from_value (target), ECMA_OBJECT_CLASS_ARRAY_BUFFER));
} /* ecma_is_arraybuffer */
/**
@@ -185,10 +186,10 @@ ecma_is_arraybuffer (ecma_value_t target) /**< the target value */
uint32_t JERRY_ATTR_PURE
ecma_arraybuffer_get_length (ecma_object_t *object_p) /**< pointer to the ArrayBuffer object */
{
JERRY_ASSERT (ecma_object_class_is (object_p, LIT_MAGIC_STRING_ARRAY_BUFFER_UL));
JERRY_ASSERT (ecma_object_class_is (object_p, ECMA_OBJECT_CLASS_ARRAY_BUFFER));
ecma_extended_object_t *ext_object_p = (ecma_extended_object_t *) object_p;
return ecma_arraybuffer_is_detached (object_p) ? 0 : ext_object_p->u.class_prop.u.length;
return ecma_arraybuffer_is_detached (object_p) ? 0 : ext_object_p->u.cls.u3.length;
} /* ecma_arraybuffer_get_length */
/**
@@ -199,7 +200,7 @@ ecma_arraybuffer_get_length (ecma_object_t *object_p) /**< pointer to the ArrayB
extern inline lit_utf8_byte_t * JERRY_ATTR_PURE JERRY_ATTR_ALWAYS_INLINE
ecma_arraybuffer_get_buffer (ecma_object_t *object_p) /**< pointer to the ArrayBuffer object */
{
JERRY_ASSERT (ecma_object_class_is (object_p, LIT_MAGIC_STRING_ARRAY_BUFFER_UL));
JERRY_ASSERT (ecma_object_class_is (object_p, ECMA_OBJECT_CLASS_ARRAY_BUFFER));
ecma_extended_object_t *ext_object_p = (ecma_extended_object_t *) object_p;
@@ -209,7 +210,7 @@ ecma_arraybuffer_get_buffer (ecma_object_t *object_p) /**< pointer to the ArrayB
JERRY_ASSERT (!ecma_arraybuffer_is_detached (object_p) || array_p->buffer_p == NULL);
return (lit_utf8_byte_t *) array_p->buffer_p;
}
else if (ext_object_p->u.class_prop.extra_info & ECMA_ARRAYBUFFER_DETACHED)
else if (ext_object_p->u.cls.u1.array_buffer_flags & ECMA_ARRAYBUFFER_DETACHED)
{
return NULL;
}
@@ -226,9 +227,9 @@ ecma_arraybuffer_get_buffer (ecma_object_t *object_p) /**< pointer to the ArrayB
extern inline bool JERRY_ATTR_PURE JERRY_ATTR_ALWAYS_INLINE
ecma_arraybuffer_is_detached (ecma_object_t *object_p) /**< pointer to the ArrayBuffer object */
{
JERRY_ASSERT (ecma_object_class_is (object_p, LIT_MAGIC_STRING_ARRAY_BUFFER_UL));
JERRY_ASSERT (ecma_object_class_is (object_p, ECMA_OBJECT_CLASS_ARRAY_BUFFER));
return (((ecma_extended_object_t *) object_p)->u.class_prop.extra_info & ECMA_ARRAYBUFFER_DETACHED) != 0;
return (((ecma_extended_object_t *) object_p)->u.cls.u1.array_buffer_flags & ECMA_ARRAYBUFFER_DETACHED) != 0;
} /* ecma_arraybuffer_is_detached */
/**
@@ -242,7 +243,7 @@ ecma_arraybuffer_is_detached (ecma_object_t *object_p) /**< pointer to the Array
extern inline bool JERRY_ATTR_ALWAYS_INLINE
ecma_arraybuffer_detach (ecma_object_t *object_p) /**< pointer to the ArrayBuffer object */
{
JERRY_ASSERT (ecma_object_class_is (object_p, LIT_MAGIC_STRING_ARRAY_BUFFER_UL));
JERRY_ASSERT (ecma_object_class_is (object_p, ECMA_OBJECT_CLASS_ARRAY_BUFFER));
if (ecma_arraybuffer_is_detached (object_p))
{
@@ -250,7 +251,7 @@ ecma_arraybuffer_detach (ecma_object_t *object_p) /**< pointer to the ArrayBuffe
}
ecma_extended_object_t *ext_object_p = (ecma_extended_object_t *) object_p;
ext_object_p->u.class_prop.extra_info |= ECMA_ARRAYBUFFER_DETACHED;
ext_object_p->u.cls.u1.array_buffer_flags |= ECMA_ARRAYBUFFER_DETACHED;
if (ECMA_ARRAYBUFFER_HAS_EXTERNAL_MEMORY (ext_object_p))
{
@@ -262,7 +263,7 @@ ecma_arraybuffer_detach (ecma_object_t *object_p) /**< pointer to the ArrayBuffe
array_p->free_cb = NULL;
}
ext_object_p->u.class_prop.u.length = 0;
ext_object_p->u.cls.u3.length = 0;
array_p->buffer_p = NULL;
}