diff options
Diffstat (limited to 'tools/timer/SysTimer_posix.cpp')
-rw-r--r-- | tools/timer/SysTimer_posix.cpp | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/tools/timer/SysTimer_posix.cpp b/tools/timer/SysTimer_posix.cpp deleted file mode 100644 index 4b7d708aab..0000000000 --- a/tools/timer/SysTimer_posix.cpp +++ /dev/null @@ -1,51 +0,0 @@ -/* - * Copyright 2011 Google Inc. - * - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ -#include "SysTimer_posix.h" - -static double interval_in_ms(timespec start_clock, timespec end_clock) -{ - double duration_clock; - if ((end_clock.tv_nsec - start_clock.tv_nsec) < 0) { - duration_clock = (end_clock.tv_sec - start_clock.tv_sec - 1) * 1000; - duration_clock += (1000000000 + end_clock.tv_nsec - start_clock.tv_nsec) / 1000000.0; - } else { - duration_clock = (end_clock.tv_sec - start_clock.tv_sec) * 1000; - duration_clock += (end_clock.tv_nsec - start_clock.tv_nsec) / 1000000.0; - } - return duration_clock; -} - -void SysTimer::startWall() { - if (-1 == clock_gettime(CLOCK_MONOTONIC, &fWall)) { - timespec none = {0, 0}; - fWall = none; - } -} -void SysTimer::startCpu() { - if (-1 == clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &fCpu)) { - timespec none = {0, 0}; - fCpu = none; - } -} - -double SysTimer::endCpu() { - timespec end_cpu; - if (-1 == clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end_cpu)) { - timespec none = {0, 0}; - end_cpu = none; - } - return interval_in_ms(fCpu, end_cpu); -} - -double SysTimer::endWall() { - timespec end_wall; - if (-1 == clock_gettime(CLOCK_MONOTONIC, &end_wall)) { - timespec none = {0, 0}; - end_wall = none; - } - return interval_in_ms(fWall, end_wall); -} |