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= clockcount clockcount access processor specific clock counter. == Home Page http://www.a-k-r.org/clockcount/ == Author Tanaka Akira <firstname.lastname@example.org> == Usage require 'clockcount' p ClockCount() === Sample Script to Mesure Clock Speed % ruby sample.rb 0x18a9c616f16d5 0x18a9caca6f864 1.2640276924433[GHz] 3.97282828038034[day] 0x18a9cf9ac9d9c 1.29211869909757[GHz] 3.88646950425614[day] 0x18a9d4772970a 1.30474179349239[GHz] 3.84888032793389[day] 0x18a9d93b80a6a 1.27955467871139[GHz] 3.92465434730725[day] ... == Download * latest release: http://www.a-k-r.org/clockcount/clockcount-0.1.tar.gz * development version: https://github.com/akr/clockcount == Install ruby extconf.rb make make install optional: make rdoc == Reference Manual See rdoc/index.html or http://www.a-k-r.org/clockcount/rdoc/ == Supported Platforms * Intel Pentium (rdtsc, 64bit) * AMD64, Intel EM64T (rdtsc, 64bit) * Intel Itanium (IA64) (ar44 register, 64bit) * PowerPC (PowerPC603, POWER3 or later) (mftb and mftbu, 64bit) * Sun UltraSparc (tick register, 64bit) * HP PA-RISC 2.0 (cr16 register, 64bit) * Alpha (rpcc, 32bit) == Note The meaning of "clock" varys on platforms. For example, the counter doesn't count CPU clocks on PowerPC. == License Copyright (C) 2005,2006 Tanaka Akira. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. (2-clause FreeBSD style BSD License)