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Create extended objects instead of internal properties.

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Several internal properties are removed and directly stored as
part of the object. Faster built-in and JS function processing.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2016-06-21 06:12:17 -07:00
parent 7f153c799a
commit 1726bba184
22 changed files with 273 additions and 280 deletions
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jerry-core/ecma/base/ecma-globals.h
+46 -22
View File
@@ -178,6 +178,11 @@ typedef int32_t ecma_integer_value_t;
#define ECMA_IS_VALUE_ERROR(value) \
(unlikely ((value & ECMA_VALUE_ERROR_FLAG) != 0))
/**
* Representation for native external pointer
*/
typedef uintptr_t ecma_external_pointer_t;
/**
* Internal properties' identifiers.
*/
@@ -186,10 +191,8 @@ typedef enum
ECMA_INTERNAL_PROPERTY_CLASS, /**< [[Class]] */
ECMA_INTERNAL_PROPERTY_SCOPE, /**< [[Scope]] */
ECMA_INTERNAL_PROPERTY_PARAMETERS_MAP, /**< [[ParametersMap]] */
ECMA_INTERNAL_PROPERTY_CODE_BYTECODE, /**< pointer to compact bytecode array */
ECMA_INTERNAL_PROPERTY_REGEXP_BYTECODE, /**< pointer to RegExp bytecode array */
ECMA_INTERNAL_PROPERTY_NATIVE_CODE, /**< native handler location descriptor */
ECMA_INTERNAL_PROPERTY_NATIVE_HANDLE, /**< native handle associated with an object */
ECMA_INTERNAL_PROPERTY_FREE_CALLBACK, /**< object's native free callback */
ECMA_INTERNAL_PROPERTY_ECMA_VALUE, /**< [[Primitive value]] for String, Number, and Boolean */
@@ -200,20 +203,8 @@ typedef enum
ECMA_INTERNAL_PROPERTY_BOUND_FUNCTION_BOUND_THIS,
ECMA_INTERNAL_PROPERTY_BOUND_FUNCTION_BOUND_ARGS,
ECMA_INTERNAL_PROPERTY_BUILT_IN_ID, /**< Implementation-defined identifier of built-in object */
ECMA_INTERNAL_PROPERTY_BUILT_IN_ROUTINE_DESC, /**< Implementation-defined identifier of built-in routine
* that corresponds to a built-in function object
* ([[Built-in routine's description]])
*/
ECMA_INTERNAL_PROPERTY_NON_INSTANTIATED_BUILT_IN_MASK_0_31, /**< Bit-mask of non-instantiated
* built-in's properties (bits 0-31)
*/
ECMA_INTERNAL_PROPERTY_NON_INSTANTIATED_BUILT_IN_MASK_32_63, /**< Bit-mask of non-instantiated
* built-in's properties (bits 32-63)
*/
ECMA_INTERNAL_PROPERTY_INSTANTIATED_MASK_32_63, /**< Bit-mask of non-instantiated
* built-in's properties (bits 32-63) */
ECMA_INTERNAL_PROPERTY__COUNT /**< Number of internal properties' types */
} ecma_internal_property_id_t;
@@ -526,6 +517,44 @@ typedef struct ecma_object_t
jmem_cpointer_t prototype_or_outer_reference_cp;
} ecma_object_t;
/**
* Description of extended ECMA-object.
*
* The extended object is an object with extra fields.
*/
typedef struct
{
ecma_object_t object; /**< object header */
/*
* Description of extra fields. These extra fields depends on the object type.
*/
union
{
/*
* Description of built-in objects.
*/
struct
{
uint8_t id; /**< built-in id */
uint8_t length; /**< length for built-in functions */
uint16_t routine_id; /**< routine id for built-in functions */
uint32_t instantiated_bitset; /**< bit set for instantiated properties */
} built_in;
/*
* Description of function objects.
*/
struct
{
ecma_value_t scope_cp; /**< function scope */
ecma_value_t bytecode_cp; /**< function byte code */
} function;
ecma_external_pointer_t external_function; /**< external function */
} u;
} ecma_extended_object_t;
/**
* Description of ECMA property descriptor
*
@@ -870,14 +899,9 @@ typedef struct ecma_string_t
} u;
} ecma_string_t;
/**
* Representation for native external pointer
*/
typedef uintptr_t ecma_external_pointer_t;
/**
* Compiled byte code data.
*/
*/
typedef struct
{
uint16_t size; /**< real size >> JMEM_ALIGNMENT_LOG */