mono/sgen/sgen-workers.h

   1 /*
   2  * sgen-workers.c: Worker threads for parallel and concurrent GC.
   3  *
   4  * Copyright 2011 Xamarin Inc (http://www.xamarin.com)
   5  * Copyright (C) 2012 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_SGEN_WORKER_H__
  11 #define __MONO_SGEN_WORKER_H__
  12
  13 #include "mono/sgen/sgen-thread-pool.h"
  14
  15 typedef struct _WorkerData WorkerData;
  16 struct _WorkerData {
  17         gint32 state;
  18         SgenGrayQueue private_gray_queue; /* only read/written by worker thread */
  19         /*
  20          * Workers allocate major objects only from here. It has same structure as the
  21          * global one. This is normally accessed from the worker_block_free_list_key.
  22          * We hold it here so we can clear free lists from all threads before sweep
  23          * starts.
  24          */
  25         gpointer free_block_lists;
  26 };
  27
  28 typedef void (*SgenWorkersFinishCallback) (void);
  29 typedef void (*SgenWorkerCallback) (WorkerData *data);
  30
  31 void sgen_workers_init (int num_workers, SgenWorkerCallback callback);
  32 void sgen_workers_stop_all_workers (void);
  33 void sgen_workers_start_all_workers (SgenObjectOperations *object_ops_nopar, SgenObjectOperations *object_ops_par, SgenWorkersFinishCallback finish_job);
  34 void sgen_workers_init_distribute_gray_queue (void);
  35 void sgen_workers_enqueue_job (SgenThreadPoolJob *job, gboolean enqueue);
  36 void sgen_workers_distribute_gray_queue_sections (void);
  37 void sgen_workers_reset_data (void);
  38 void sgen_workers_join (void);
  39 gboolean sgen_workers_have_idle_work (void);
  40 gboolean sgen_workers_all_done (void);
  41 gboolean sgen_workers_are_working (void);
  42 void sgen_workers_assert_gray_queue_is_empty (void);
  43 void sgen_workers_take_from_queue (SgenGrayQueue *queue);
  44 SgenObjectOperations* sgen_workers_get_idle_func_object_ops (void);
  45 int sgen_workers_get_job_split_count (void);
  46 void sgen_workers_foreach (SgenWorkerCallback callback);
  47
  48 #endif