/**
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* \file
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* Cooperative suspend thread helpers
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*
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* Author:
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* Rodrigo Kumpera (kumpera@gmail.com)
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*
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* (C) 2015 Xamarin
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*/
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#ifndef __MONO_THREADS_COOP_H__
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#define __MONO_THREADS_COOP_H__
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#include <config.h>
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#include <glib.h>
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#include "checked-build.h"
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#include "mono-threads.h"
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#include "mono-threads-api.h"
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G_BEGIN_DECLS
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/* JIT specific interface */
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extern volatile size_t mono_polling_required;
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/* Runtime consumable API */
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gboolean
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mono_threads_is_coop_enabled (void);
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gboolean
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mono_threads_is_blocking_transition_enabled (void);
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/* Internal API */
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void
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mono_threads_state_poll (void);
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static inline void
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mono_threads_safepoint (void)
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{
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if (G_UNLIKELY (mono_polling_required))
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mono_threads_state_poll ();
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}
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/*
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* The following are used when detaching a thread. We need to pass the MonoThreadInfo*
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* as a paramater as the thread info TLS key is being destructed, meaning that
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* mono_thread_info_current_unchecked will return NULL, which would lead to a
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* runtime assertion error when trying to switch the state of the current thread.
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*/
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gpointer
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mono_threads_enter_gc_safe_region_with_info (THREAD_INFO_TYPE *info, gpointer *stackdata);
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#define MONO_ENTER_GC_SAFE_WITH_INFO(info) \
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do { \
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gpointer __gc_safe_dummy; \
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gpointer __gc_safe_cookie = mono_threads_enter_gc_safe_region_with_info ((info), &__gc_safe_dummy)
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#define MONO_EXIT_GC_SAFE_WITH_INFO MONO_EXIT_GC_SAFE
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gpointer
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mono_threads_enter_gc_unsafe_region_with_info (THREAD_INFO_TYPE *info, gpointer *stackdata);
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#define MONO_ENTER_GC_UNSAFE_WITH_INFO(info) \
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do { \
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gpointer __gc_unsafe_dummy; \
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gpointer __gc_unsafe_cookie = mono_threads_enter_gc_unsafe_region_with_info ((info), &__gc_unsafe_dummy)
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#define MONO_EXIT_GC_UNSAFE_WITH_INFO MONO_EXIT_GC_UNSAFE
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gpointer
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mono_threads_enter_gc_unsafe_region_unbalanced_with_info (THREAD_INFO_TYPE *info, gpointer *stackdata);
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G_END_DECLS
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#endif
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