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Increase the maximum reference count of objects when cpointer 32 is enabled (#4550)

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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
2021-01-29 14:45:27 +01:00
committed by GitHub
parent 62dc782e5c
commit e191a5cf47
6 changed files with 49 additions and 29 deletions
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jerry-core/ecma/base/ecma-globals.h
+28 -7
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@@ -769,7 +769,7 @@ typedef enum
#define ECMA_OBJECT_FLAG_EXTENSIBLE 0x20
/**
* Non closure flag for debugger.
* Lexical environments created for non-closure code blocks
*/
#define ECMA_OBJECT_FLAG_BLOCK ECMA_OBJECT_FLAG_EXTENSIBLE
@@ -778,23 +778,44 @@ typedef enum
*/
#define ECMA_OBJECT_REF_SHIFT 6
/**
* Value for increasing or decreasing the object reference counter.
*/
#define ECMA_OBJECT_REF_ONE (1u << ECMA_OBJECT_REF_SHIFT)
#if ENABLED (JERRY_CPOINTER_32_BIT)
/**
* Bitmask for an ecma-object reference count field
*/
#define ECMA_OBJECT_REF_MASK (((1u << 26) - 1) << ECMA_OBJECT_REF_SHIFT)
/**
* Type of the descriptor field of an object
*/
typedef uint32_t ecma_object_descriptor_t;
#else /* !ENABLED (JERRY_CPOINTER_32_BIT) */
/**
* Bitmask for an ecma-object reference count field
*/
#define ECMA_OBJECT_REF_MASK (((1u << 10) - 1) << ECMA_OBJECT_REF_SHIFT)
/**
* Value for increasing or decreasing the object reference counter.
* Type of the descriptor field of an object
*/
#define ECMA_OBJECT_REF_ONE (1u << ECMA_OBJECT_REF_SHIFT)
typedef uint16_t ecma_object_descriptor_t;
#endif /* ENABLED (JERRY_CPOINTER_32_BIT) */
/**
* Represents non-visited white object
*/
#define ECMA_OBJECT_NON_VISITED (0x3ffu << ECMA_OBJECT_REF_SHIFT)
#define ECMA_OBJECT_NON_VISITED ECMA_OBJECT_REF_MASK
/**
* Maximum value of the object reference counter (1022).
* Maximum value of the object reference counter (1022 / 67108862).
*/
#define ECMA_OBJECT_MAX_REF (ECMA_OBJECT_NON_VISITED - ECMA_OBJECT_REF_ONE)
@@ -808,8 +829,8 @@ typedef struct
depending on ECMA_OBJECT_FLAG_BUILT_IN_OR_LEXICAL_ENV
flags : 2 bit : ECMA_OBJECT_FLAG_BUILT_IN_OR_LEXICAL_ENV,
ECMA_OBJECT_FLAG_EXTENSIBLE or ECMA_OBJECT_FLAG_BLOCK
refs : 10 bit (max 1022) */
uint16_t type_flags_refs;
refs : 10 / 26 bit (max 1022 / 67108862) */
ecma_object_descriptor_t type_flags_refs;
/** next in the object chain maintained by the garbage collector */
jmem_cpointer_t gc_next_cp;