2 * sgen-workers.c: Worker threads for parallel and concurrent GC.
4 * Copyright 2011 Xamarin Inc (http://www.xamarin.com)
5 * Copyright (C) 2012 Xamarin Inc
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License 2.0 as published by the Free Software Foundation;
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
16 * You should have received a copy of the GNU Library General Public
17 * License 2.0 along with this library; if not, write to the Free
18 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #ifndef __MONO_SGEN_WORKER_H__
22 #define __MONO_SGEN_WORKER_H__
24 #define STEALABLE_STACK_SIZE 512
27 typedef struct _WorkerData WorkerData;
29 MonoNativeThreadId thread;
30 void *major_collector_data;
32 SgenGrayQueue private_gray_queue; /* only read/written by worker thread */
34 mono_mutex_t stealable_stack_mutex;
35 volatile int stealable_stack_fill;
36 char *stealable_stack [STEALABLE_STACK_SIZE];
39 typedef void (*JobFunc) (WorkerData *worker_data, void *job_data);
41 typedef struct _JobQueueEntry JobQueueEntry;
42 struct _JobQueueEntry {
46 volatile JobQueueEntry *next;
49 void sgen_workers_init (int num_workers) MONO_INTERNAL;
50 void sgen_workers_start_all_workers (void) MONO_INTERNAL;
51 gboolean sgen_workers_have_started (void) MONO_INTERNAL;
52 void sgen_workers_wake_up_all (void) MONO_INTERNAL;
53 void sgen_workers_init_distribute_gray_queue (void) MONO_INTERNAL;
54 void sgen_workers_enqueue_job (JobFunc func, void *data) MONO_INTERNAL;
55 void sgen_workers_wait_for_jobs (void) MONO_INTERNAL;
56 void sgen_workers_start_marking (void) MONO_INTERNAL;
57 void sgen_workers_distribute_gray_queue_sections (void) MONO_INTERNAL;
58 void sgen_workers_reset_data (void) MONO_INTERNAL;
59 void sgen_workers_join (void) MONO_INTERNAL;
60 gboolean sgen_workers_all_done (void) MONO_INTERNAL;
61 SgenSectionGrayQueue* sgen_workers_get_distribute_section_gray_queue (void) MONO_INTERNAL;