/**
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* \file
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* All about pinning objects.
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*
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* Copyright 2011 Xamarin Inc (http://www.xamarin.com)
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* Copyright (C) 2012 Xamarin Inc
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*
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* Licensed under the MIT license. See LICENSE file in the project root for full license information.
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*/
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#ifndef __MONO_SGEN_PINNING_H__
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#define __MONO_SGEN_PINNING_H__
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#include "mono/sgen/sgen-pointer-queue.h"
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enum {
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PIN_TYPE_STACK,
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PIN_TYPE_STATIC_DATA,
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PIN_TYPE_OTHER,
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PIN_TYPE_MAX
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};
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void sgen_pinning_init (void);
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void sgen_pin_stage_ptr (void *ptr);
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void sgen_optimize_pin_queue (void);
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void sgen_init_pinning (void);
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void sgen_init_pinning_for_conc (void);
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void sgen_finish_pinning_for_conc (void);
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void sgen_finish_pinning (void);
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void sgen_pinning_register_pinned_in_nursery (GCObject *obj);
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void sgen_scan_pin_queue_objects (ScanCopyContext ctx);
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void sgen_pin_queue_clear_discarded_entries (GCMemSection *section, size_t max_pin_slot);
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size_t sgen_get_pinned_count (void);
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void sgen_pinning_setup_section (GCMemSection *section);
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void sgen_pinning_trim_queue_to_section (GCMemSection *section);
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void sgen_dump_pin_queue (void);
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gboolean sgen_find_optimized_pin_queue_area (void *start, void *end, size_t *first_out, size_t *last_out);
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void sgen_find_section_pin_queue_start_end (GCMemSection *section);
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void** sgen_pinning_get_entry (size_t index);
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void sgen_pin_objects_in_section (GCMemSection *section, ScanCopyContext ctx);
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/* Pinning stats */
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void sgen_pin_stats_register_address (char *addr, int pin_type);
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size_t sgen_pin_stats_get_pinned_byte_count (int pin_type);
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SgenPointerQueue *sgen_pin_stats_get_object_list (void);
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void sgen_pin_stats_reset (void);
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/* Perpetual pinning, aka cementing */
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void sgen_cement_init (gboolean enabled);
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void sgen_cement_reset (void);
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void sgen_cement_force_pinned (void);
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gboolean sgen_cement_is_forced (GCObject *obj);
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gboolean sgen_cement_lookup (GCObject *obj);
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gboolean sgen_cement_lookup_or_register (GCObject *obj);
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void sgen_pin_cemented_objects (void);
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void sgen_cement_clear_below_threshold (void);
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#endif
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