Merge pull request #5010 from Unity-Technologies/boehm-gc-alloc-fixed-sre

[mono.git] / mono / metadata / sgen-client-mono.h

diff --git a/mono/metadata/sgen-client-mono.h b/mono/metadata/sgen-client-mono.h
index 36d6e7e968151fd47f0474fe538fd49a4d1b9bf1..78c0126396cb308433c982290abedba0ba81b93a 100644 (file)
--- a/mono/metadata/sgen-client-mono.h
+++ b/mono/metadata/sgen-client-mono.h
@@ -1,5 +1,6 @@
-/*
- * sgen-client-mono.h: Mono's client definitions for SGen.
+/**
+ * \file
+ * Mono's client definitions for SGen.
  *
  * Copyright (C) 2014 Xamarin Inc
  *
@@ -39,9 +40,6 @@ struct _SgenClientThreadInfo {
        gboolean skip, suspend_done;
        volatile int in_critical_region;
 
-       gpointer stopped_ip;    /* only valid if the thread is stopped */
-       MonoDomain *stopped_domain; /* dsto */
-
        /*
        This is set the argument of mono_gc_set_skip_thread.
 
@@ -84,6 +82,7 @@ extern void mono_sgen_init_stw (void);
 
 enum {
        INTERNAL_MEM_EPHEMERON_LINK = INTERNAL_MEM_FIRST_CLIENT,
+       INTERNAL_MEM_MOVED_OBJECT,
        INTERNAL_MEM_MAX
 };
 
@@ -114,7 +113,7 @@ sgen_mono_array_size (GCVTable vtable, MonoArray *array, mword *bounds_size, mwo
 #define SGEN_CLIENT_OBJECT_HEADER_SIZE         (sizeof (GCObject))
 #define SGEN_CLIENT_MINIMUM_OBJECT_SIZE                SGEN_CLIENT_OBJECT_HEADER_SIZE
 
-static mword /*__attribute__((noinline)) not sure if this hint is a good idea*/
+static mword /*__attribute__ ((__noinline__)) not sure if this hint is a good idea*/
 sgen_client_slow_object_get_size (GCVTable vtable, GCObject* o)
 {
        MonoClass *klass = ((MonoVTable*)vtable)->klass;
@@ -346,32 +345,24 @@ static void G_GNUC_UNUSED
 sgen_client_binary_protocol_world_stopping (int generation, long long timestamp, gpointer thread)
 {
        MONO_GC_WORLD_STOP_BEGIN ();
-
-       mono_profiler_gc_event (MONO_GC_EVENT_PRE_STOP_WORLD, generation);
 }
 
 static void G_GNUC_UNUSED
 sgen_client_binary_protocol_world_stopped (int generation, long long timestamp, long long total_major_cards, long long marked_major_cards, long long total_los_cards, long long marked_los_cards)
 {
        MONO_GC_WORLD_STOP_END ();
-
-       mono_profiler_gc_event (MONO_GC_EVENT_POST_STOP_WORLD, generation);
 }
 
 static void G_GNUC_UNUSED
 sgen_client_binary_protocol_world_restarting (int generation, long long timestamp, long long total_major_cards, long long marked_major_cards, long long total_los_cards, long long marked_los_cards)
 {
        MONO_GC_WORLD_RESTART_BEGIN (generation);
-
-       mono_profiler_gc_event (MONO_GC_EVENT_PRE_START_WORLD, generation);
 }
 
 static void G_GNUC_UNUSED
 sgen_client_binary_protocol_world_restarted (int generation, long long timestamp)
 {
        MONO_GC_WORLD_RESTART_END (generation);
-
-       mono_profiler_gc_event (MONO_GC_EVENT_POST_START_WORLD, generation);
 }
 
 static void G_GNUC_UNUSED
@@ -689,26 +680,18 @@ sgen_client_binary_protocol_concurrent_sweep_end (long long timestamp)
 {
 }
 
-int sgen_thread_handshake (BOOL suspend);
-gboolean sgen_suspend_thread (SgenThreadInfo *info);
-gboolean sgen_resume_thread (SgenThreadInfo *info);
-void sgen_wait_for_suspend_ack (int count);
+static void G_GNUC_UNUSED
+sgen_client_binary_protocol_header (long long check, int version, int ptr_size, gboolean little_endian)
+{
+}
 
-#ifdef HAVE_KW_THREAD
-extern __thread SgenThreadInfo *sgen_thread_info;
-#define TLAB_ACCESS_INIT
-#define IN_CRITICAL_REGION sgen_thread_info->client_info.in_critical_region
-#else
-extern MonoNativeTlsKey thread_info_key;
-#define TLAB_ACCESS_INIT       SgenThreadInfo *__thread_info__ = mono_native_tls_get_value (thread_info_key)
-#define IN_CRITICAL_REGION (__thread_info__->client_info.in_critical_region)
-#endif
+static void G_GNUC_UNUSED
+sgen_client_binary_protocol_pin_stats (int objects_pinned_in_nursery, size_t bytes_pinned_in_nursery, int objects_pinned_in_major, size_t bytes_pinned_in_major)
+{
+}
 
-#ifdef HAVE_KW_THREAD
-#define IN_CRITICAL_REGION sgen_thread_info->client_info.in_critical_region
-#else
+#define TLAB_ACCESS_INIT       SgenThreadInfo *__thread_info__ = (SgenThreadInfo*)mono_tls_get_sgen_thread_info ()
 #define IN_CRITICAL_REGION (__thread_info__->client_info.in_critical_region)
-#endif
 
 /* Enter must be visible before anything is done in the critical region. */
 #define ENTER_CRITICAL_REGION do { mono_atomic_store_acquire (&IN_CRITICAL_REGION, 1); } while (0)
@@ -718,10 +701,23 @@ extern MonoNativeTlsKey thread_info_key;
  */
 #define EXIT_CRITICAL_REGION  do { mono_atomic_store_release (&IN_CRITICAL_REGION, 0); } while (0)
 
+#ifndef DISABLE_CRITICAL_REGION
+/*
+ * We can only use a critical region in the managed allocator if the JIT supports OP_ATOMIC_STORE_I4.
+ *
+ * TODO: Query the JIT instead of this ifdef hack.
+ */
+#if defined (TARGET_X86) || defined (TARGET_AMD64) || (defined (TARGET_ARM) && defined (HAVE_ARMV7)) || defined (TARGET_ARM64)
+#define MANAGED_ALLOCATOR_CAN_USE_CRITICAL_REGION
+#endif
+#endif
+
 #define SGEN_TV_DECLARE(name) gint64 name
 #define SGEN_TV_GETTIME(tv) tv = mono_100ns_ticks ()
 #define SGEN_TV_ELAPSED(start,end) ((gint64)(end-start))
 
+guint64 mono_time_since_last_stw (void);
+
 typedef MonoSemType SgenSemaphore;
 
 #define SGEN_SEMAPHORE_INIT(sem,initial)       mono_os_sem_init ((sem), (initial))