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5 Commits

Author SHA1 Message Date
Olivier Goffart
5699530758 Add a benchmark for QReadWriteLock 
Results on current dev branch [955b2bdfc0]:

thread count: 4
********* Start testing of tst_QReadWriteLock *********
Config: Using QtTest library 5.8.0, Qt 5.8.0 (x86_64-little_endian-lp64 shared (dynamic) release build; by GCC 6.1.1 20160707)
PASS   : tst_QReadWriteLock::initTestCase()
PASS   : tst_QReadWriteLock::uncontended(nothing)
RESULT : tst_QReadWriteLock::uncontended():"nothing":
     1,113,292.1 CPU ticks per iteration (total: 11,132,922, iterations: 10)
PASS   : tst_QReadWriteLock::uncontended(QMutex)
RESULT : tst_QReadWriteLock::uncontended():"QMutex":
     35,490,310.7 CPU ticks per iteration (total: 354,903,108, iterations: 10)
PASS   : tst_QReadWriteLock::uncontended(QReadWriteLock, read)
RESULT : tst_QReadWriteLock::uncontended():"QReadWriteLock, read":
     40,513,695.0 CPU ticks per iteration (total: 405,136,950, iterations: 10)
PASS   : tst_QReadWriteLock::uncontended(QReadWriteLock, write)
RESULT : tst_QReadWriteLock::uncontended():"QReadWriteLock, write":
     43,179,327.2 CPU ticks per iteration (total: 431,793,272, iterations: 10)
PASS   : tst_QReadWriteLock::uncontended(std::mutex)
RESULT : tst_QReadWriteLock::uncontended():"std::mutex":
     37,733,243.0 CPU ticks per iteration (total: 377,332,430, iterations: 10)
PASS   : tst_QReadWriteLock::uncontended(std::shared_timed_mutex, read)
RESULT : tst_QReadWriteLock::uncontended():"std::shared_timed_mutex, read":
     71,517,438.7 CPU ticks per iteration (total: 715,174,388, iterations: 10)
PASS   : tst_QReadWriteLock::uncontended(std::shared_timed_mutex, write)
RESULT : tst_QReadWriteLock::uncontended():"std::shared_timed_mutex, write":
     69,967,867.5 CPU ticks per iteration (total: 699,678,676, iterations: 10)
PASS   : tst_QReadWriteLock::readOnly(nothing)
RESULT : tst_QReadWriteLock::readOnly():"nothing":
     479,393,335.3 CPU ticks per iteration (total: 4,793,933,354, iterations: 10)
PASS   : tst_QReadWriteLock::readOnly(QMutex)
RESULT : tst_QReadWriteLock::readOnly():"QMutex":
     823,493,383.2 CPU ticks per iteration (total: 8,234,933,832, iterations: 10)
PASS   : tst_QReadWriteLock::readOnly(QReadWriteLock)
RESULT : tst_QReadWriteLock::readOnly():"QReadWriteLock":
     559,816,053.6 CPU ticks per iteration (total: 5,598,160,536, iterations: 10)
PASS   : tst_QReadWriteLock::readOnly(std::mutex)
RESULT : tst_QReadWriteLock::readOnly():"std::mutex":
     961,903,416.3 CPU ticks per iteration (total: 9,619,034,164, iterations: 10)
PASS   : tst_QReadWriteLock::readOnly(std::shared_timed_mutex)
RESULT : tst_QReadWriteLock::readOnly():"std::shared_timed_mutex":
     1,786,254,363.5 CPU ticks per iteration (total: 17,862,543,636, iterations: 10)
PASS   : tst_QReadWriteLock::cleanupTestCase()
Totals: 14 passed, 0 failed, 0 skipped, 0 blacklisted, 44507ms
********* Finished testing of tst_QReadWriteLock *********

Change-Id: I42189f7a356dcb36378e9d54111b7fbe89e62402
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
 2016-08-10 09:05:14 +00:00
Olivier Goffart
3d2691ae77 Benchmark for QWaitCondition 
Change-Id: I89fc0819324c12030bc23ba080b21f3d8d5c9852
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
 2013-11-15 15:42:35 +01:00
David Faure
028def2ada Add benchmark for QThreadPool. 
The current question is whether activeThreadCount() should be lock-free
(using atomic ints) or mutex-protected, so this tests start()
and activeThreadCount() directly.

Change-Id: Ica4a2ad023c2002e3c7d81558e6b9ee64af7f690
Reviewed-by: Olivier Goffart <ogoffart@woboq.com>
 2013-08-21 23:50:23 +02:00
Bradley T. Hughes
ba90d5cc8b Update QMutex benchmark to match the one in 4.8 
Pull in recent changes in the 4.8 branch for the QMutex benchmark.

Change-Id: Ie1e9bff33cecafb36d3d12207100f09f99597f8e
Reviewed-by: Shane Kearns <shane.kearns@accenture.com>
 2011-10-27 16:32:09 +02:00
Qt by Nokia
38be0d1383 Initial import from the monolithic Qt. 
This is the beginning of revision history for this module. If you
want to look at revision history older than this, please refer to the
Qt Git wiki for how to use Git history grafting. At the time of
writing, this wiki is located here:

http://qt.gitorious.org/qt/pages/GitIntroductionWithQt

If you have already performed the grafting and you don't see any
history beyond this commit, try running "git log" with the "--follow"
argument.

Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12
 2011-04-27 12:05:43 +02:00