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Implement the core of the map object. (#2447)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2018-09-04 13:30:00 +02:00
committed by Robert Sipka
parent 65e81f3262
commit d3d42f7685
20 changed files with 1267 additions and 79 deletions
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jerry-core/ecma/base/ecma-globals.h
+35 -8
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@@ -74,13 +74,12 @@ typedef enum
ECMA_TYPE_FLOAT = 2, /**< pointer to a 64 or 32 bit floating point number */
ECMA_TYPE_OBJECT = 3, /**< pointer to description of an object */
ECMA_TYPE_DIRECT_STRING = 5, /**< directly encoded string values */
ECMA_TYPE_ERROR = 7, /**< pointer to description of an error reference */
ECMA_TYPE_COLLECTION_CHUNK = ECMA_TYPE_ERROR, /**< pointer to description of a collection chunk */
ECMA_TYPE_ERROR = 7, /**< pointer to description of an error reference (only supported by C API) */
ECMA_TYPE_POINTER = ECMA_TYPE_ERROR, /**< a generic aligned pointer */
ECMA_TYPE_SNAPSHOT_OFFSET = ECMA_TYPE_ERROR, /**< offset to a snapshot number/string */
ECMA_TYPE___MAX = ECMA_TYPE_ERROR /** highest value for ecma types */
} ecma_type_t;
/**
* Option flags for script parsing.
*/
@@ -166,11 +165,11 @@ enum
ECMA_VALUE_UNDEFINED = ECMA_MAKE_VALUE (4), /**< undefined value */
ECMA_VALUE_NULL = ECMA_MAKE_VALUE (5), /**< null value */
ECMA_VALUE_ARRAY_HOLE = ECMA_MAKE_VALUE (6), /**< array hole, used for
* initialization of an array literal */
* initialization of an array literal */
ECMA_VALUE_NOT_FOUND = ECMA_MAKE_VALUE (7), /**< a special value returned by
* ecma_op_object_find */
* ecma_op_object_find */
ECMA_VALUE_REGISTER_REF = ECMA_MAKE_VALUE (8), /**< register reference,
* a special "base" value for vm */
* a special "base" value for vm */
};
#if CONFIG_ECMA_NUMBER_TYPE == CONFIG_ECMA_NUMBER_FLOAT32
@@ -826,8 +825,8 @@ typedef struct
*/
typedef struct
{
ecma_extended_object_t header;
const ecma_compiled_code_t *bytecode_p;
ecma_extended_object_t header; /**< header part */
const ecma_compiled_code_t *bytecode_p; /**< real byte code pointer */
} ecma_static_function_t;
#endif /* JERRY_ENABLE_SNAPSHOT_EXEC */
@@ -860,6 +859,34 @@ typedef struct
#endif /* !CONFIG_DISABLE_ES2015_ARROW_FUNCTION */
#ifndef CONFIG_DISABLE_ES2015_MAP_BUILTIN
/**
* Map item count of chunks
*/
#define ECMA_MAP_OBJECT_ITEM_COUNT 3
/**
* Description of Map objects.
*/
typedef struct
{
ecma_extended_object_t header; /**< header part */
jmem_cpointer_t first_chunk_cp; /**< first chunk of item list */
jmem_cpointer_t last_chunk_cp; /**< last chunk of item list */
} ecma_map_object_t;
/**
* Description of Map memory chunk.
*/
typedef struct
{
ecma_value_t items[ECMA_MAP_OBJECT_ITEM_COUNT + 1]; /**< the last item is always a pointer to the next chunk,
* the rest can be ECMA_VALUE_ARRAY_HOLE or any valid value. */
} ecma_map_object_chunk_t;
#endif /* !CONFIG_DISABLE_ES2015_MAP_BUILTIN */
/**
* Description of ECMA property descriptor
*