-/*
- * mono-threads.h: Low-level threading
+/**
+ * \file
+ * Low-level threading
*
* Author:
* Rodrigo Kumpera (kumpera@gmail.com)
#include <mono/utils/mono-tls.h>
#include <mono/utils/mono-coop-semaphore.h>
#include <mono/utils/os-event.h>
-
-#include <mono/io-layer/io-layer.h>
+#include <mono/utils/refcount.h>
#include <glib.h>
#include <config.h>
typedef gsize (*MonoThreadStart)(gpointer);
+#if !defined(__HAIKU__)
+#define MONO_THREADS_PLATFORM_HAS_ATTR_SETSCHED
+#endif /* !defined(__HAIKU__) */
+
#endif /* #ifdef HOST_WIN32 */
+#ifndef MONO_INFINITE_WAIT
+#define MONO_INFINITE_WAIT ((guint32) 0xFFFFFFFF)
+#endif
+
typedef struct {
- guint32 ref;
+ MonoRefCount ref;
MonoOSEvent event;
} MonoThreadHandle;
/* If this is defined, use the signals backed on Mach. Debug only as signals can't be made usable on OSX. */
// #define USE_SIGNALS_ON_MACH
-#if defined (_POSIX_VERSION) || defined (__native_client__)
+#ifdef HOST_WASM
+#define USE_WASM_BACKEND
+#elif defined (_POSIX_VERSION)
#if defined (__MACH__) && !defined (USE_SIGNALS_ON_MACH)
#define USE_MACH_BACKEND
#else
#define USE_WINDOWS_BACKEND
#else
#error "no backend support for current platform"
-#endif /* defined (_POSIX_VERSION) || defined (__native_client__) */
+#endif /* defined (_POSIX_VERSION) */
enum {
STATE_STARTING = 0x00,
/* Stack mark for targets that explicitly require one */
gpointer stack_mark;
+
+ /* GCHandle to MonoInternalThread */
+ guint32 internal_thread_gchandle;
+
+ /*
+ * Used by the sampling code in mini-posix.c to ensure that a thread has
+ * handled a sampling signal before sending another one.
+ */
+ gint32 profiler_signal_ack;
} MonoThreadInfo;
typedef struct {
- void* (*thread_register)(THREAD_INFO_TYPE *info, void *baseaddr);
+ void* (*thread_attach)(THREAD_INFO_TYPE *info);
/*
- This callback is called with @info still on the thread list.
- This call is made while holding the suspend lock, so don't do callbacks.
- SMR remains functional as its small_id has not been reclaimed.
- */
- void (*thread_unregister)(THREAD_INFO_TYPE *info);
- /*
- This callback is called right before thread_unregister. This is called
+ This callback is called right before thread_detach_with_lock. This is called
without any locks held so it's the place for complicated cleanup.
- The thread must remain operational between this call and thread_unregister.
- It must be possible to successfully suspend it after thread_unregister completes.
+ The thread must remain operational between this call and thread_detach_with_lock.
+ It must be possible to successfully suspend it after thread_detach completes.
*/
void (*thread_detach)(THREAD_INFO_TYPE *info);
- void (*thread_attach)(THREAD_INFO_TYPE *info);
- gboolean (*mono_method_is_critical) (void *method);
+ /*
+ This callback is called with @info still on the thread list.
+ This call is made while holding the suspend lock, so don't do callbacks.
+ SMR remains functional as its small_id has not been reclaimed.
+ */
+ void (*thread_detach_with_lock)(THREAD_INFO_TYPE *info);
gboolean (*ip_in_critical_region) (MonoDomain *domain, gpointer ip);
- gboolean (*mono_thread_in_critical_region) (THREAD_INFO_TYPE *info);
+ gboolean (*thread_in_critical_region) (THREAD_INFO_TYPE *info);
} MonoThreadInfoCallbacks;
typedef struct {
* a single block with info from both camps.
*/
void
-mono_threads_init (MonoThreadInfoCallbacks *callbacks, size_t thread_info_size);
+mono_thread_info_init (size_t thread_info_size);
+
+void
+mono_thread_info_callbacks_init (MonoThreadInfoCallbacks *callbacks);
+
+void
+mono_thread_info_signals_init (void);
void
-mono_threads_runtime_init (MonoThreadInfoRuntimeCallbacks *callbacks);
+mono_thread_info_runtime_init (MonoThreadInfoRuntimeCallbacks *callbacks);
MonoThreadInfoRuntimeCallbacks *
mono_threads_get_runtime_callbacks (void);
-int
+MONO_API int
mono_thread_info_register_small_id (void);
THREAD_INFO_TYPE *
-mono_thread_info_attach (void *baseptr);
+mono_thread_info_attach (void);
MONO_API void
mono_thread_info_detach (void);
+gboolean
+mono_thread_info_try_get_internal_thread_gchandle (THREAD_INFO_TYPE *info, guint32 *gchandle);
+
+void
+mono_thread_info_set_internal_thread_gchandle (THREAD_INFO_TYPE *info, guint32 gchandle);
+
+void
+mono_thread_info_unset_internal_thread_gchandle (THREAD_INFO_TYPE *info);
+
gboolean
mono_thread_info_is_exiting (void);
THREAD_INFO_TYPE*
mono_thread_info_current_unchecked (void);
-int
+MONO_API int
mono_thread_info_get_small_id (void);
MonoLinkedListSet*
gboolean
mono_thread_info_is_live (THREAD_INFO_TYPE *info);
-MonoThreadHandle*
-mono_threads_create_thread (MonoThreadStart start, gpointer arg, gsize * const stack_size, MonoNativeThreadId *out_tid);
-
int
mono_threads_get_max_stack_size (void);
void mono_threads_suspend_register (THREAD_INFO_TYPE *info); //ok
void mono_threads_suspend_free (THREAD_INFO_TYPE *info);
void mono_threads_suspend_abort_syscall (THREAD_INFO_TYPE *info);
-gboolean mono_threads_suspend_needs_abort_syscall (void);
gint mono_threads_suspend_search_alternative_signal (void);
gint mono_threads_suspend_get_suspend_signal (void);
gint mono_threads_suspend_get_restart_signal (void);
gint mono_threads_suspend_get_abort_signal (void);
-int mono_threads_platform_create_thread (MonoThreadStart thread_fn, gpointer thread_data, gsize* const stack_size, MonoNativeThreadId *out_tid);
+gboolean
+mono_thread_platform_create_thread (MonoThreadStart thread_fn, gpointer thread_data,
+ gsize* const stack_size, MonoNativeThreadId *tid);
+
void mono_threads_platform_get_stack_bounds (guint8 **staddr, size_t *stsize);
+void mono_threads_platform_init (void);
+gboolean mono_threads_platform_in_critical_region (MonoNativeThreadId tid);
gboolean mono_threads_platform_yield (void);
void mono_threads_platform_exit (gsize exit_code);
MonoThreadInfoWaitRet
mono_thread_info_wait_multiple_handle (MonoThreadHandle **thread_handles, gsize nhandles, MonoOSEvent *background_change_event, gboolean waitall, guint32 timeout, gboolean alertable);
+void mono_threads_join_lock (void);
+void mono_threads_join_unlock (void);
+
#endif /* __MONO_THREADS_H__ */