2015-05-24 06:55:12 +02:00
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// Copyright 2014 Dolphin Emulator Project
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2015-05-18 01:08:10 +02:00
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// Licensed under GPLv2+
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2014-10-18 02:50:02 +02:00
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// Refer to the license.txt file included.
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#if !defined(_WIN32)
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#include <cstdint>
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#include <ctime>
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#include <unistd.h>
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#include "Common/CommonTypes.h"
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#include "Common/PerformanceCounter.h"
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#if defined(_POSIX_TIMERS) && _POSIX_TIMERS > 0
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#if defined(_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK>0
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#define DOLPHIN_CLOCK CLOCK_MONOTONIC
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#else
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#define DOLPHIN_CLOCK CLOCK_REALTIME
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#endif
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#endif
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bool QueryPerformanceCounter(u64* out)
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{
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#if defined(_POSIX_TIMERS) && _POSIX_TIMERS > 0
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timespec tp;
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if (clock_gettime(DOLPHIN_CLOCK, &tp))
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return false;
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*out = (u64) tp.tv_nsec + (u64) 1000000000 * (u64) tp.tv_sec;
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return true;
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#else
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*out = 0;
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return false;
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#endif
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}
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bool QueryPerformanceFrequency(u64* out)
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{
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#if defined(_POSIX_TIMERS) && _POSIX_TIMERS > 0
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*out = 1000000000;
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return true;
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#else
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*out = 1;
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return false;
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#endif
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}
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#endif
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