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Rev 4358 Rev 5063
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 */
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 */
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#include "pipe/p_config.h"
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#include "pipe/p_config.h"
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#if defined(PIPE_OS_UNIX)
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#  include  /* timeval */
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#  include  /* timeval */
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#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
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#  include
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#else
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#  error Unsupported OS
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#  include  /* timeval */
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#endif
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#  include  /* timeval */
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#include "os_time.h"
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int64_t
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os_time_get_nano(void)
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{
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#if defined(PIPE_OS_LINUX)
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   struct timespec tv;
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#include "os_time.h"
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   clock_gettime(CLOCK_MONOTONIC, &tv);
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   return tv.tv_nsec + tv.tv_sec*INT64_C(1000000000);
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#elif defined(PIPE_OS_UNIX)
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   struct timeval tv;
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   gettimeofday(&tv, NULL);
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   return tv.tv_usec*INT64_C(1000) + tv.tv_sec*INT64_C(1000000000);
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#elif defined(PIPE_SUBSYSTEM_WINDOWS_USER)
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   static LARGE_INTEGER frequency;
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   LARGE_INTEGER counter;
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   if(!frequency.QuadPart)
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      QueryPerformanceFrequency(&frequency);
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   QueryPerformanceCounter(&counter);
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   return counter.QuadPart*INT64_C(1000000000)/frequency.QuadPart;
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#else
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int64_t