2 * gc-internal-agnostic.h: Mono-agnostic GC interface.
4 * Copyright (C) 2015 Xamarin Inc
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License 2.0 as published by the Free Software Foundation;
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
15 * You should have received a copy of the GNU Library General Public
16 * License 2.0 along with this library; if not, write to the Free
17 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __MONO_METADATA_GCINTERNALAGNOSTIC_H__
21 #define __MONO_METADATA_GCINTERNALAGNOSTIC_H__
27 #include "mono/utils/mono-compiler.h"
28 #include "mono/utils/parse.h"
29 #include "mono/utils/memfuncs.h"
31 #include "mono/sgen/sgen-conf.h"
35 #define HIDE_POINTER(p) ((gpointer)~(size_t)(p))
38 #ifndef REVEAL_POINTER
39 #define REVEAL_POINTER(p) ((gpointer)~(size_t)(p))
44 HANDLE_WEAK = HANDLE_TYPE_MIN,
51 void mono_gchandle_iterate (GCHandleType handle_type, int max_generation, gpointer callback(gpointer *, GCHandleType, gpointer), gpointer user);
56 guint64 minor_gc_time;
57 guint64 major_gc_time;
58 guint64 major_gc_time_concurrent;
61 extern GCStats gc_stats;
64 typedef SgenDescriptor MonoGCDescriptor;
65 #define MONO_GC_DESCRIPTOR_NULL SGEN_DESCRIPTOR_NULL
67 typedef void* MonoGCDescriptor;
68 #define MONO_GC_DESCRIPTOR_NULL NULL
72 * Try to register a foreign thread with the GC, if we fail or the backend
73 * can't cope with this concept - we return FALSE.
75 extern gboolean mono_gc_register_thread (void *baseptr);
77 gboolean mono_gc_parse_environment_string_extract_number (const char *str, size_t *out);
79 MonoGCDescriptor mono_gc_make_descr_for_object (gsize *bitmap, int numbits, size_t obj_size);
80 MonoGCDescriptor mono_gc_make_descr_for_array (int vector, gsize *elem_bitmap, int numbits, size_t elem_size);
82 /* simple interface for data structures needed in the runtime */
83 MonoGCDescriptor mono_gc_make_descr_from_bitmap (gsize *bitmap, int numbits);
85 /* Return a root descriptor for a root with all refs */
86 MonoGCDescriptor mono_gc_make_root_descr_all_refs (int numbits);
88 /* Return the bitmap encoded by a descriptor */
89 gsize* mono_gc_get_bitmap_for_descr (MonoGCDescriptor descr, int *numbits);
92 These functions must be used when it's possible that either destination is not
93 word aligned or size is not a multiple of word size.
95 void mono_gc_bzero_atomic (void *dest, size_t size);
96 void mono_gc_bzero_aligned (void *dest, size_t size);
97 void mono_gc_memmove_atomic (void *dest, const void *src, size_t size);
98 void mono_gc_memmove_aligned (void *dest, const void *src, size_t size);
100 FILE *mono_gc_get_logfile (void);