3 * All about pinning objects.
5 * Copyright 2011 Xamarin Inc (http://www.xamarin.com)
6 * Copyright (C) 2012 Xamarin Inc
8 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
10 #ifndef __MONO_SGEN_PINNING_H__
11 #define __MONO_SGEN_PINNING_H__
13 #include "mono/sgen/sgen-pointer-queue.h"
22 void sgen_pinning_init (void);
23 void sgen_pin_stage_ptr (void *ptr
);
24 void sgen_optimize_pin_queue (void);
25 void sgen_init_pinning (void);
26 void sgen_init_pinning_for_conc (void);
27 void sgen_finish_pinning_for_conc (void);
28 void sgen_finish_pinning (void);
29 void sgen_pinning_register_pinned_in_nursery (GCObject
*obj
);
30 void sgen_scan_pin_queue_objects (ScanCopyContext ctx
);
31 void sgen_pin_queue_clear_discarded_entries (GCMemSection
*section
, size_t max_pin_slot
);
32 size_t sgen_get_pinned_count (void);
33 void sgen_pinning_setup_section (GCMemSection
*section
);
34 void sgen_pinning_trim_queue_to_section (GCMemSection
*section
);
36 void sgen_dump_pin_queue (void);
38 gboolean
sgen_find_optimized_pin_queue_area (void *start
, void *end
, size_t *first_out
, size_t *last_out
);
39 void sgen_find_section_pin_queue_start_end (GCMemSection
*section
);
40 void** sgen_pinning_get_entry (size_t index
);
41 void sgen_pin_objects_in_section (GCMemSection
*section
, ScanCopyContext ctx
);
45 void sgen_pin_stats_register_address (char *addr
, int pin_type
);
46 size_t sgen_pin_stats_get_pinned_byte_count (int pin_type
);
47 SgenPointerQueue
*sgen_pin_stats_get_object_list (void);
48 void sgen_pin_stats_reset (void);
50 /* Perpetual pinning, aka cementing */
52 void sgen_cement_init (gboolean enabled
);
53 void sgen_cement_reset (void);
54 void sgen_cement_force_pinned (void);
55 gboolean
sgen_cement_is_forced (GCObject
*obj
);
56 gboolean
sgen_cement_lookup (GCObject
*obj
);
57 gboolean
sgen_cement_lookup_or_register (GCObject
*obj
);
58 void sgen_pin_cemented_objects (void);
59 void sgen_cement_clear_below_threshold (void);