| Commit message (Collapse) | Author | Age | Files | Lines |
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Review URL: http://codereview.chromium.org/7995
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@4022 0039d316-1c4b-4281-b951-d872f2087c98
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There are two parts of this:
1) TimeTicks:Now()
Don't call timeBeginPeriod() in all cases.
Use the new SystemMonitor class to watch battery on/off
transitions and use the timeBeginPeriod() only when we're
using the battery.
2) TimeTicks::UnreliableHiResNow()
Change this function from "UnreliableHiResNow()" to
"HiResNow()". We still use QPC, but we detect if we're
on AMD Athlon XP machines which fail on QPC. For those
systems, we fall back to TimeTicks::Now().
Updated tests to detect hardware specifics of timers.
Output of the test will contain lines such as these:
[ RUN ] TimeTicks.SubMillisecondTimers
Min timer is: 1us
[ OK ] TimeTicks.SubMillisecondTimers
[ RUN ] TimeTicks.TimeGetTimeCaps
timeGetTime range is 1 to 1000000ms
[ OK ] TimeTicks.TimeGetTimeCaps
[ RUN ] TimeTicks.QueryPerformanceFrequency
QueryPerformanceFrequency is 2394.18MHz
[ OK ] TimeTicks.QueryPerformanceFrequency
[ RUN ] TimeTicks.TimerPerformance
Time::Now: 0.11us per call
TimeTicks::Now: 0.09us per call
TimeTicks::HighResNow: 0.26us per call
[ OK ] TimeTicks.TimerPerformance
Review URL: http://codereview.chromium.org/4092
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@2625 0039d316-1c4b-4281-b951-d872f2087c98
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resultion from the time APIs there should be enough.
Review URL: http://codereview.chromium.org/2420
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@2056 0039d316-1c4b-4281-b951-d872f2087c98
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Review URL: http://codereview.chromium.org/1818
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1909 0039d316-1c4b-4281-b951-d872f2087c98
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modifications. Consolidate all timer resolution code to time.h, and always depend on TimeTicks::Now for 1ms resolution.
Review URL: http://codereview.chromium.org/1806
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1893 0039d316-1c4b-4281-b951-d872f2087c98
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git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1635 0039d316-1c4b-4281-b951-d872f2087c98
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TicksTicks::UnreliableHighResNow to Singletons, which cleans up the code and removes some possible unsafe cross-thread access.
Move the Windows-specific rollover tests to time_unittests_win.
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1633 0039d316-1c4b-4281-b951-d872f2087c98
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git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1287 0039d316-1c4b-4281-b951-d872f2087c98
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git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1024 0039d316-1c4b-4281-b951-d872f2087c98
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version of TimeTicks::Now() to replace the Mach-specific one used on the Mac.
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@664 0039d316-1c4b-4281-b951-d872f2087c98
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where we currently have an OS-specific check.
Remove all WIN32 ifdefs from base and replace them with proper defined(OS...).
I also fixed random style bits when I encountered them. I made major style fixes to string16.
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@524 0039d316-1c4b-4281-b951-d872f2087c98
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git-svn-id: svn://svn.chromium.org/chrome/trunk/src@8 0039d316-1c4b-4281-b951-d872f2087c98
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