65 lines
2.5 KiB
C
65 lines
2.5 KiB
C
/*
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* Copyright 2020 Hans-Kristian Arntzen for Valve Corporation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef __VKD3D_PROFILING_H
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#define __VKD3D_PROFILING_H
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#include "vkd3d_windows.h"
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#include "vkd3d_spinlock.h"
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#include "vkd3d_common.h"
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#ifdef VKD3D_ENABLE_PROFILING
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void vkd3d_init_profiling(void);
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bool vkd3d_uses_profiling(void);
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unsigned int vkd3d_profiling_register_region(const char *name, spinlock_t *lock, uint32_t *latch);
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void vkd3d_profiling_notify_work(unsigned int index, uint64_t start_ticks, uint64_t end_ticks, unsigned int iteration_count);
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#define VKD3D_REGION_DECL(name) \
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static uint32_t _vkd3d_region_latch_##name; \
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static spinlock_t _vkd3d_region_lock_##name; \
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uint64_t _vkd3d_region_begin_tick_##name; \
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uint64_t _vkd3d_region_end_tick_##name; \
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unsigned int _vkd3d_region_index_##name
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#define VKD3D_REGION_BEGIN(name) \
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do { \
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if (!(_vkd3d_region_index_##name = vkd3d_atomic_uint32_load_explicit(&_vkd3d_region_latch_##name, vkd3d_memory_order_acquire))) \
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_vkd3d_region_index_##name = vkd3d_profiling_register_region(#name, &_vkd3d_region_lock_##name, &_vkd3d_region_latch_##name); \
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_vkd3d_region_begin_tick_##name = vkd3d_get_current_time_ticks(); \
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} while(0)
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#define VKD3D_REGION_END_ITERATIONS(name, iter) \
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do { \
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_vkd3d_region_end_tick_##name = vkd3d_get_current_time_ticks(); \
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vkd3d_profiling_notify_work(_vkd3d_region_index_##name, _vkd3d_region_begin_tick_##name, _vkd3d_region_end_tick_##name, iter); \
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} while(0)
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#else
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static inline void vkd3d_init_profiling(void)
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{
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}
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#define VKD3D_REGION_DECL(name) ((void)0)
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#define VKD3D_REGION_BEGIN(name) ((void)0)
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#define VKD3D_REGION_END_ITERATIONS(name, iter) ((void)0)
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#endif /* VKD3D_ENABLE_PROFILING */
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#define VKD3D_REGION_END(name) VKD3D_REGION_END_ITERATIONS(name, 1)
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#endif /* __VKD3D_PROFILING_H */
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