[sgen] Split up concurrent sweep from worker logic

[mono.git] / mono / sgen / sgen-gc.h

diff --git a/mono/sgen/sgen-gc.h b/mono/sgen/sgen-gc.h
index ba7aee729406a55f2ae6bde264d7219e9e349620..3ebe2e4dfadae344d870426a5122248e7ffc983e 100644 (file)
--- a/mono/sgen/sgen-gc.h
+++ b/mono/sgen/sgen-gc.h
@@ -1,5 +1,6 @@
-/*
- * sgen-gc.c: Simple generational GC.
+/**
+ * \file
+ * Simple generational GC.
  *
  * Copyright 2001-2003 Ximian, Inc
  * Copyright 2003-2010 Novell, Inc.
@@ -34,6 +35,7 @@ typedef struct _SgenThreadInfo SgenThreadInfo;
 #include "mono/sgen/sgen-hash-table.h"
 #include "mono/sgen/sgen-protocol.h"
 #include "mono/sgen/gc-internal-agnostic.h"
+#include "mono/sgen/sgen-thread-pool.h"
 
 /* The method used to clear the nursery */
 /* Clearing at nursery collections is the safest, but has bad interactions with caches.
@@ -558,11 +560,13 @@ sgen_nursery_is_object_alive (GCObject *obj)
 
 typedef struct {
        gboolean is_split;
+       gboolean is_parallel;
 
        GCObject* (*alloc_for_promotion) (GCVTable vtable, GCObject *obj, size_t objsize, gboolean has_references);
 
        SgenObjectOperations serial_ops;
        SgenObjectOperations serial_ops_with_concurrent_major;
+       SgenObjectOperations parallel_ops;
 
        void (*prepare_to_space) (char *to_space_bitmap, size_t space_bitmap_size);
        void (*clear_fragments) (void);
@@ -577,7 +581,7 @@ typedef struct {
 
 extern SgenMinorCollector sgen_minor_collector;
 
-void sgen_simple_nursery_init (SgenMinorCollector *collector);
+void sgen_simple_nursery_init (SgenMinorCollector *collector, gboolean parallel);
 void sgen_split_nursery_init (SgenMinorCollector *collector);
 
 /* Updating references */
@@ -590,7 +594,7 @@ sgen_update_reference (GCObject **p, GCObject *o, gboolean allow_null)
 {
        if (!allow_null)
                SGEN_ASSERT (0, o, "Cannot update a reference with a NULL pointer");
-       SGEN_ASSERT (0, !sgen_thread_pool_is_thread_pool_thread (mono_native_thread_id_get ()), "Can't update a reference in the worker thread");
+       SGEN_ASSERT (0, !sgen_workers_is_worker_thread (mono_native_thread_id_get ()), "Can't update a reference in the worker thread");
        *p = o;
 }
 
@@ -633,7 +637,6 @@ struct _SgenMajorCollector {
        size_t section_size;
        gboolean is_concurrent;
        gboolean is_parallel;
-       gboolean needs_thread_pool;
        gboolean supports_cardtable;
        gboolean sweeps_lazily;
 
@@ -690,6 +693,7 @@ struct _SgenMajorCollector {
        guint8* (*get_cardtable_mod_union_for_reference) (char *object);
        long long (*get_and_reset_num_major_objects_marked) (void);
        void (*count_cards) (long long *num_total_cards, long long *num_marked_cards);
+       SgenThreadPool* (*get_sweep_pool) (void);
 
        void (*worker_init_cb) (gpointer worker);
 };
@@ -700,6 +704,7 @@ void sgen_marksweep_init (SgenMajorCollector *collector);
 void sgen_marksweep_conc_init (SgenMajorCollector *collector);
 void sgen_marksweep_conc_par_init (SgenMajorCollector *collector);
 SgenMajorCollector* sgen_get_major_collector (void);
+SgenMinorCollector* sgen_get_minor_collector (void);
 
 
 typedef struct _SgenRememberedSet {
@@ -710,11 +715,10 @@ typedef struct _SgenRememberedSet {
        void (*wbarrier_generic_nostore) (gpointer ptr);
        void (*record_pointer) (gpointer ptr);
 
-       void (*scan_remsets) (ScanCopyContext ctx);
+       void (*start_scan_remsets) (void);
 
        void (*clear_cards) (void);
 
-       void (*finish_minor_collection) (void);
        gboolean (*find_address) (char *addr);
        gboolean (*find_address_with_cards) (char *cards_start, guint8 *cards, char *addr);
 } SgenRememberedSet;
@@ -832,6 +836,9 @@ void sgen_finalize_if (SgenObjectPredicateFunc predicate, void *user_data);
 void sgen_remove_finalizers_if (SgenObjectPredicateFunc predicate, void *user_data, int generation);
 void sgen_set_suspend_finalizers (void);
 
+void sgen_wbroots_iterate_live_block_ranges (sgen_cardtable_block_callback cb);
+void sgen_wbroots_scan_card_table (ScanCopyContext ctx);
+
 void sgen_register_disappearing_link (GCObject *obj, void **link, gboolean track, gboolean in_gc);
 
 GCObject* sgen_weak_link_get (void **link_addr);