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			51 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			51 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) Atmosphère-NX
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|  *
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|  * This program is free software; you can redistribute it and/or modify it
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|  * under the terms and conditions of the GNU General Public License,
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|  * version 2, as published by the Free Software Foundation.
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|  *
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|  * This program is distributed in the hope it will be useful, but WITHOUT
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|  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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|  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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|  * more details.
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|  *
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|  * You should have received a copy of the GNU General Public License
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|  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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|  */
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| 
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| #pragma once
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| #include <vapours/common.hpp>
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| #include <vapours/assert.hpp>
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| #include <vapours/util/util_typed_storage.hpp>
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| 
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| namespace ams::util {
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| 
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|     #define AMS_FUNCTION_LOCAL_STATIC_CONSTINIT(_TYPE_, _NAME_, ...) static constinit _TYPE_ _NAME_ { __VA_ARGS__ }
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| 
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|     /* NOTE: This must use placement new, to support private constructors. */
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|     #define AMS_FUNCTION_LOCAL_STATIC_IMPL(_LOCKTYPE_, _SCOPELOCKTYPE_, _TYPE_, _NAME_, ...)                         \
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|         static constinit ::ams::util::TypedStorage<_TYPE_> s_fls_storage_for_##_NAME_ {};                            \
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|         static constinit bool s_fls_initialized_##_NAME_ = false;                                                    \
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|         static constinit _LOCKTYPE_ s_fls_init_lock_##_NAME_ {};                                                     \
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|         if (AMS_UNLIKELY(!(s_fls_initialized_##_NAME_))) {                                                           \
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|             _SCOPELOCKTYPE_ sl_fls_for_##_NAME_ { s_fls_init_lock_##_NAME_ };                                        \
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|             if (AMS_LIKELY(!(s_fls_initialized_##_NAME_))) {                                                         \
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|                 new (::ams::util::impl::GetPointerForConstructAt(s_fls_storage_for_##_NAME_)) _TYPE_( __VA_ARGS__ ); \
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|                 s_fls_initialized_##_NAME_ = true;                                                                   \
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|             }                                                                                                        \
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|         }                                                                                                            \
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|                                                                                                                      \
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|         _TYPE_ & _NAME_ = util::GetReference(s_fls_storage_for_##_NAME_)
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| 
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|     #if defined(ATMOSPHERE_IS_MESOSPHERE)
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| 
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|         #define AMS_FUNCTION_LOCAL_STATIC(_TYPE_, _NAME_, ...) AMS_FUNCTION_LOCAL_STATIC_IMPL(KSpinLock, KScopedSpinLock, _TYPE_, _NAME_, ##__VA_ARGS__)
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| 
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|     #elif defined(ATMOSPHERE_IS_STRATOSPHERE)
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| 
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|         #define AMS_FUNCTION_LOCAL_STATIC(_TYPE_, _NAME_, ...) AMS_FUNCTION_LOCAL_STATIC_IMPL(os::SdkMutex, std::scoped_lock, _TYPE_, _NAME_, ##__VA_ARGS__)
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| 
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|     #endif
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| 
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| } |