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Diffstat (limited to 'modules/mono/utils/thread_local.h')
| -rw-r--r-- | modules/mono/utils/thread_local.h | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/modules/mono/utils/thread_local.h b/modules/mono/utils/thread_local.h deleted file mode 100644 index b1cc2e37ea..0000000000 --- a/modules/mono/utils/thread_local.h +++ /dev/null @@ -1,177 +0,0 @@ -/*************************************************************************/ -/* thread_local.h */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* Permission is hereby granted, free of charge, to any person obtaining */ -/* a copy of this software and associated documentation files (the */ -/* "Software"), to deal in the Software without restriction, including */ -/* without limitation the rights to use, copy, modify, merge, publish, */ -/* distribute, sublicense, and/or sell copies of the Software, and to */ -/* permit persons to whom the Software is furnished to do so, subject to */ -/* the following conditions: */ -/* */ -/* The above copyright notice and this permission notice shall be */ -/* included in all copies or substantial portions of the Software. */ -/* */ -/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ -/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ -/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ -/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ -/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ -/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/*************************************************************************/ - -#ifndef THREAD_LOCAL_H -#define THREAD_LOCAL_H - -#ifdef HAVE_CXX11_THREAD_LOCAL -#define _THREAD_LOCAL_(m_t) thread_local m_t -#else - -#if !defined(__GNUC__) && !defined(_MSC_VER) -#error Platform or compiler not supported -#endif - -#if defined(__GNUC__) - -#ifdef HAVE_GCC___THREAD -#define _THREAD_LOCAL_(m_t) __thread m_t -#else -#define USE_CUSTOM_THREAD_LOCAL -#endif - -#elif defined(_MSC_VER) - -#ifdef HAVE_DECLSPEC_THREAD -#define _THREAD_LOCAL_(m_t) __declspec(thread) m_t -#else -#define USE_CUSTOM_THREAD_LOCAL -#endif - -#endif // __GNUC__ _MSC_VER - -#endif // HAVE_CXX11_THREAD_LOCAL - -#ifdef USE_CUSTOM_THREAD_LOCAL -#define _THREAD_LOCAL_(m_t) ThreadLocal<m_t> -#endif - -#include "core/typedefs.h" - -#ifdef WINDOWS_ENABLED -#define _CALLBACK_FUNC_ __stdcall -#else -#define _CALLBACK_FUNC_ -#endif - -struct ThreadLocalStorage { - - void *get_value() const; - void set_value(void *p_value) const; - - void alloc(void(_CALLBACK_FUNC_ *p_destr_callback)(void *)); - void free(); - -private: - struct Impl; - Impl *pimpl; -}; - -template <typename T> -class ThreadLocal { - - ThreadLocalStorage storage; - - T init_val; - - static void _CALLBACK_FUNC_ destr_callback(void *tls_data) { - memdelete(static_cast<T *>(tls_data)); - } - - T *_tls_get_value() const { - void *tls_data = storage.get_value(); - - if (tls_data) - return static_cast<T *>(tls_data); - - T *data = memnew(T(init_val)); - - storage.set_value(data); - - return data; - } - - void _initialize(const T &p_init_val) { - init_val = p_init_val; - storage.alloc(&destr_callback); - } - -public: - ThreadLocal() { - _initialize(T()); - } - - ThreadLocal(const T &p_init_val) { - _initialize(p_init_val); - } - - ThreadLocal(const ThreadLocal &other) { - _initialize(*other._tls_get_value()); - } - - ~ThreadLocal() { - storage.free(); - } - - _FORCE_INLINE_ T *operator&() const { - return _tls_get_value(); - } - - _FORCE_INLINE_ operator T &() const { - return *_tls_get_value(); - } - - _FORCE_INLINE_ ThreadLocal &operator=(const T &val) { - T *ptr = _tls_get_value(); - *ptr = val; - return *this; - } -}; - -struct FlagScopeGuard { - - FlagScopeGuard(bool &p_flag) : - flag(p_flag) { - flag = !flag; - } - - ~FlagScopeGuard() { - flag = !flag; - } - -private: - bool &flag; -}; - -#undef _CALLBACK_FUNC_ - -#define _TLS_RECURSION_GUARD_V_(m_ret) \ - static _THREAD_LOCAL_(bool) _recursion_flag_ = false; \ - if (_recursion_flag_) \ - return m_ret; \ - FlagScopeGuard _recursion_guard_(_recursion_flag_); - -#define _TLS_RECURSION_GUARD_ \ - static _THREAD_LOCAL_(bool) _recursion_flag_ = false; \ - if (_recursion_flag_) \ - return; \ - FlagScopeGuard _recursion_guard_(_recursion_flag_); - -#endif // THREAD_LOCAL_H |