aboutsummaryrefslogtreecommitdiffhomepage
path: root/tools/timer/SysTimer_posix.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'tools/timer/SysTimer_posix.cpp')
-rw-r--r--tools/timer/SysTimer_posix.cpp51
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);
-}