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64 lines (46 loc) · 1.4 KB
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/* ************************************************************************
* Copyright 2013 Advanced Micro Devices, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ************************************************************************/
#ifndef TIMER_H_
#define TIMER_H_
#ifdef __cplusplus
extern "C" {
#endif
#if defined(_MSC_VER)
typedef unsigned long long nano_time_t;
#define NANOTIME_MAX (~0ULL - 1)
#elif defined(__APPLE__)
#include <stdint.h>
typedef uint64_t nano_time_t;
#define NANOTIME_MAX (UINT64_MAX - 1)
#else
typedef unsigned long nano_time_t;
#define NANOTIME_MAX (~0UL - 1)
#endif
#define NANOTIME_ERR (NANOTIME_MAX + 1)
nano_time_t
conv2millisec(nano_time_t t);
nano_time_t
conv2microsec(nano_time_t t);
nano_time_t
conv2nanosec(nano_time_t t);
nano_time_t
getCurrentTime(void);
void
sleepTime(nano_time_t t);
#ifdef __cplusplus
} /* extern "C" { */
#endif
#endif /* TIMER_H_ */