typedef struct _GCMemSection GCMemSection;
struct _GCMemSection {
char *data;
- mword size;
- /* pointer where more data could be allocated if it fits */
- char *next_data;
char *end_data;
/*
* scan starts is an array of pointers to objects equally spaced in the allocation area
#define SGEN_PTR_IN_NURSERY(p,bits,start,end) (((mword)(p) & ~(((mword)1 << (bits)) - 1)) == (mword)(start))
-#ifdef USER_CONFIG
-
-/* good sizes are 512KB-1MB: larger ones increase a lot memzeroing time */
-#define DEFAULT_NURSERY_SIZE (sgen_nursery_size)
extern size_t sgen_nursery_size;
-/* The number of trailing 0 bits in DEFAULT_NURSERY_SIZE */
-#define DEFAULT_NURSERY_BITS (sgen_nursery_bits)
+extern size_t sgen_nursery_max_size;
extern int sgen_nursery_bits;
-#else
-
-#define DEFAULT_NURSERY_SIZE (4*1024*1024)
-#define DEFAULT_NURSERY_BITS 22
-
-#endif
-
extern char *sgen_nursery_start;
extern char *sgen_nursery_end;
static inline MONO_ALWAYS_INLINE gboolean
sgen_ptr_in_nursery (void *p)
{
- return SGEN_PTR_IN_NURSERY ((p), DEFAULT_NURSERY_BITS, sgen_nursery_start, sgen_nursery_end);
+ return SGEN_PTR_IN_NURSERY ((p), sgen_nursery_bits, sgen_nursery_start, sgen_nursery_end);
}
static inline MONO_ALWAYS_INLINE char*
void sgen_fragment_allocator_add (SgenFragmentAllocator *allocator, char *start, char *end);
void sgen_fragment_allocator_release (SgenFragmentAllocator *allocator);
-void* sgen_fragment_allocator_serial_alloc (SgenFragmentAllocator *allocator, size_t size);
void* sgen_fragment_allocator_par_alloc (SgenFragmentAllocator *allocator, size_t size);
void* sgen_fragment_allocator_serial_range_alloc (SgenFragmentAllocator *allocator, size_t desired_size, size_t minimum_size, size_t *out_alloc_size);
void* sgen_fragment_allocator_par_range_alloc (SgenFragmentAllocator *allocator, size_t desired_size, size_t minimum_size, size_t *out_alloc_size);
gboolean is_parallel;
GCObject* (*alloc_for_promotion) (GCVTable vtable, GCObject *obj, size_t objsize, gboolean has_references);
+ GCObject* (*alloc_for_promotion_par) (GCVTable vtable, GCObject *obj, size_t objsize, gboolean has_references);
SgenObjectOperations serial_ops;
SgenObjectOperations serial_ops_with_concurrent_major;
gboolean supports_cardtable;
gboolean sweeps_lazily;
- void* (*alloc_heap) (mword nursery_size, mword nursery_align, int nursery_bits);
+ void* (*alloc_heap) (mword nursery_size, mword nursery_align);
gboolean (*is_object_live) (GCObject *obj);
GCObject* (*alloc_small_pinned_obj) (GCVTable vtable, size_t size, gboolean has_references);
GCObject* (*alloc_degraded) (GCVTable vtable, size_t size);
void sgen_clear_nursery_fragments (void);
void sgen_nursery_allocator_prepare_for_pinning (void);
-void sgen_nursery_allocator_set_nursery_bounds (char *nursery_start, char *nursery_end);
+void sgen_nursery_allocator_set_nursery_bounds (char *nursery_start, size_t min_size, size_t max_size);
+void sgen_resize_nursery (gboolean need_shrink);
mword sgen_build_nursery_fragments (GCMemSection *nursery_section, SgenGrayQueue *unpin_queue);
void sgen_init_nursery_allocator (void);
void sgen_nursery_allocator_init_heavy_stats (void);
void sgen_init_allocator (void);
-char* sgen_nursery_alloc_get_upper_alloc_bound (void);
void* sgen_nursery_alloc (size_t size);
void* sgen_nursery_alloc_range (size_t size, size_t min_size, size_t *out_alloc_size);
gboolean sgen_can_alloc_size (size_t size);
/* Threads */
-void* sgen_thread_register (SgenThreadInfo* info, void *addr);
-void sgen_thread_unregister (SgenThreadInfo *p);
+void* sgen_thread_attach (SgenThreadInfo* info);
+void sgen_thread_detach_with_lock (SgenThreadInfo *p);
/* Finalization/ephemeron support */