mono/metadata/sgen-bridge-internals.h

   1 /**
   2  * \file
   3  * The cross-GC bridge.
   4  *
   5  * Copyright (C) 2015 Xamarin Inc
   6  *
   7  * Licensed under the MIT license. See LICENSE file in the project root for full license information.
   8  */
   9
  10 #ifndef __MONO_SGENBRIDGEINTERNAL_H__
  11 #define __MONO_SGENBRIDGEINTERNAL_H__
  12
  13 #include "config.h"
  14
  15 #ifdef HAVE_SGEN_GC
  16
  17 #include "mono/utils/mono-compiler.h"
  18
  19 #include "mono/sgen/sgen-gc.h"
  20 #include "mono/metadata/sgen-bridge.h"
  21
  22 extern volatile gboolean mono_bridge_processing_in_progress;
  23 extern MonoGCBridgeCallbacks mono_bridge_callbacks;
  24
  25 gboolean sgen_need_bridge_processing (void);
  26 void sgen_bridge_reset_data (void);
  27 void sgen_bridge_processing_stw_step (void);
  28 void sgen_bridge_processing_finish (int generation);
  29 gboolean sgen_is_bridge_object (GCObject *obj);
  30 MonoGCBridgeObjectKind sgen_bridge_class_kind (MonoClass *klass);
  31 void sgen_bridge_register_finalized_object (GCObject *object);
  32 void sgen_bridge_describe_pointer (GCObject *object);
  33
  34 gboolean sgen_is_bridge_object (GCObject *obj);
  35 void sgen_mark_bridge_object (GCObject *obj);
  36
  37 gboolean sgen_bridge_handle_gc_param (const char *opt);
  38 gboolean sgen_bridge_handle_gc_debug (const char *opt);
  39 void sgen_bridge_print_gc_debug_usage (void);
  40
  41 typedef struct {
  42         char *dump_prefix;
  43         gboolean accounting;
  44         gboolean scc_precise_merge; // Used by Tarjan
  45         // Disables reporting SCCs with no bridge objects on tarjan. Used when comparing outputs
  46         // of two bridge processors, in order to keep consistency.
  47         gboolean disable_non_bridge_scc;
  48 } SgenBridgeProcessorConfig;
  49
  50 typedef struct {
  51         void (*reset_data) (void);
  52         void (*processing_stw_step) (void);
  53         void (*processing_build_callback_data) (int generation);
  54         void (*processing_after_callback) (int generation);
  55         MonoGCBridgeObjectKind (*class_kind) (MonoClass *klass);
  56         void (*register_finalized_object) (GCObject *object);
  57         void (*describe_pointer) (GCObject *object);
  58
  59         /* Should be called once, immediately after init */
  60         void (*set_config) (const SgenBridgeProcessorConfig *);
  61
  62         /*
  63          * These are set by processing_build_callback_data().
  64          */
  65         int num_sccs;
  66         MonoGCBridgeSCC **api_sccs;
  67
  68         int num_xrefs;
  69         MonoGCBridgeXRef *api_xrefs;
  70 } SgenBridgeProcessor;
  71
  72 void sgen_old_bridge_init (SgenBridgeProcessor *collector);
  73 void sgen_new_bridge_init (SgenBridgeProcessor *collector);
  74 void sgen_tarjan_bridge_init (SgenBridgeProcessor *collector);
  75 void sgen_set_bridge_implementation (const char *name);
  76 void sgen_bridge_set_dump_prefix (const char *prefix);
  77 void sgen_init_bridge (void);
  78
  79 #endif
  80
  81 #endif