stat_control.cc revision 7768
1695SN/A/* 21762SN/A * Copyright (c) 2004-2005 The Regents of The University of Michigan 3695SN/A * All rights reserved. 4695SN/A * 5695SN/A * Redistribution and use in source and binary forms, with or without 6695SN/A * modification, are permitted provided that the following conditions are 7695SN/A * met: redistributions of source code must retain the above copyright 8695SN/A * notice, this list of conditions and the following disclaimer; 9695SN/A * redistributions in binary form must reproduce the above copyright 10695SN/A * notice, this list of conditions and the following disclaimer in the 11695SN/A * documentation and/or other materials provided with the distribution; 12695SN/A * neither the name of the copyright holders nor the names of its 13695SN/A * contributors may be used to endorse or promote products derived from 14695SN/A * this software without specific prior written permission. 15695SN/A * 16695SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17695SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18695SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19695SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20695SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21695SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22695SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23695SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24695SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25695SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26695SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272665Ssaidi@eecs.umich.edu * 282665Ssaidi@eecs.umich.edu * Authors: Nathan Binkert 29695SN/A */ 30695SN/A 31695SN/A// This file will contain default statistics for the simulator that 32695SN/A// don't really belong to a specific simulator object 33695SN/A 34695SN/A#include <fstream> 35695SN/A#include <iostream> 36695SN/A#include <list> 37695SN/A 38695SN/A#include "base/callback.hh" 39695SN/A#include "base/hostinfo.hh" 40695SN/A#include "base/statistics.hh" 41695SN/A#include "base/time.hh" 427768SAli.Saidi@ARM.com 437768SAli.Saidi@ARM.com#include "config/the_isa.hh" 447768SAli.Saidi@ARM.com#if THE_ISA == NO_ISA 457768SAli.Saidi@ARM.com#include "arch/noisa/cpu_dummy.hh" 467768SAli.Saidi@ARM.com#else 471717SN/A#include "cpu/base.hh" 487768SAli.Saidi@ARM.com#endif 497768SAli.Saidi@ARM.com 50695SN/A#include "sim/eventq.hh" 51695SN/A 52695SN/Ausing namespace std; 53695SN/A 54729SN/AStats::Formula simSeconds; 557068Snate@binkert.orgStats::Value simTicks; 567068Snate@binkert.orgStats::Value simFreq; 57695SN/A 58729SN/Anamespace Stats { 59695SN/A 60695SN/ATime statTime(true); 61695SN/ATick startTick; 62695SN/A 634078Sbinkertn@umich.edustruct SimTicksReset : public Callback 64695SN/A{ 65695SN/A void process() 66695SN/A { 67695SN/A statTime.set(); 68695SN/A startTick = curTick; 69695SN/A } 70695SN/A}; 71695SN/A 72695SN/Adouble 73695SN/AstatElapsedTime() 74695SN/A{ 75695SN/A Time now(true); 76695SN/A Time elapsed = now - statTime; 77695SN/A return elapsed(); 78695SN/A} 79695SN/A 801020SN/ATick 811020SN/AstatElapsedTicks() 821020SN/A{ 831020SN/A return curTick - startTick; 841020SN/A} 851020SN/A 86695SN/ASimTicksReset simTicksReset; 87695SN/A 885883Snate@binkert.orgstruct Global 895883Snate@binkert.org{ 905883Snate@binkert.org Stats::Formula hostInstRate; 915883Snate@binkert.org Stats::Formula hostTickRate; 925883Snate@binkert.org Stats::Value hostMemory; 935883Snate@binkert.org Stats::Value hostSeconds; 945883Snate@binkert.org 955883Snate@binkert.org Stats::Value simInsts; 965883Snate@binkert.org 975883Snate@binkert.org Global(); 985883Snate@binkert.org}; 995883Snate@binkert.org 1005883Snate@binkert.orgGlobal::Global() 101695SN/A{ 102695SN/A simInsts 103707SN/A .functor(BaseCPU::numSimulatedInstructions) 104695SN/A .name("sim_insts") 105695SN/A .desc("Number of instructions simulated") 106695SN/A .precision(0) 107695SN/A .prereq(simInsts) 108695SN/A ; 109695SN/A 110695SN/A simSeconds 111695SN/A .name("sim_seconds") 112695SN/A .desc("Number of seconds simulated") 113695SN/A ; 114695SN/A 115707SN/A simFreq 1167064Snate@binkert.org .scalar(SimClock::Frequency) 117707SN/A .name("sim_freq") 118707SN/A .desc("Frequency of simulated ticks") 119707SN/A ; 120707SN/A 121695SN/A simTicks 1221020SN/A .functor(statElapsedTicks) 123695SN/A .name("sim_ticks") 124695SN/A .desc("Number of ticks simulated") 125695SN/A ; 126695SN/A 127695SN/A hostInstRate 128695SN/A .name("host_inst_rate") 129695SN/A .desc("Simulator instruction rate (inst/s)") 130695SN/A .precision(0) 131695SN/A .prereq(simInsts) 132695SN/A ; 133695SN/A 134695SN/A hostMemory 135707SN/A .functor(memUsage) 136695SN/A .name("host_mem_usage") 137695SN/A .desc("Number of bytes of host memory used") 138695SN/A .prereq(hostMemory) 139695SN/A ; 140695SN/A 141695SN/A hostSeconds 142707SN/A .functor(statElapsedTime) 143695SN/A .name("host_seconds") 144695SN/A .desc("Real time elapsed on the host") 145695SN/A .precision(2) 146695SN/A ; 147695SN/A 148695SN/A hostTickRate 149695SN/A .name("host_tick_rate") 150695SN/A .desc("Simulator tick rate (ticks/s)") 151695SN/A .precision(0) 152695SN/A ; 153695SN/A 154707SN/A simSeconds = simTicks / simFreq; 155695SN/A hostInstRate = simInsts / hostSeconds; 156695SN/A hostTickRate = simTicks / hostSeconds; 157695SN/A 158695SN/A registerResetCallback(&simTicksReset); 159695SN/A} 160695SN/A 1615883Snate@binkert.orgvoid 1625883Snate@binkert.orginitSimStats() 1635883Snate@binkert.org{ 1645883Snate@binkert.org static Global global; 1655883Snate@binkert.org} 1665883Snate@binkert.org 1674078Sbinkertn@umich.educlass _StatEvent : public Event 168695SN/A{ 1694078Sbinkertn@umich.edu private: 1704078Sbinkertn@umich.edu bool dump; 1714078Sbinkertn@umich.edu bool reset; 172695SN/A Tick repeat; 173695SN/A 174695SN/A public: 1755606Snate@binkert.org _StatEvent(bool _dump, bool _reset, Tick _repeat) 1765606Snate@binkert.org : Event(Stat_Event_Pri), dump(_dump), reset(_reset), repeat(_repeat) 1774078Sbinkertn@umich.edu { 1784078Sbinkertn@umich.edu setFlags(AutoDelete); 1794078Sbinkertn@umich.edu } 1804078Sbinkertn@umich.edu 1814078Sbinkertn@umich.edu virtual void 1824078Sbinkertn@umich.edu process() 1834078Sbinkertn@umich.edu { 1844078Sbinkertn@umich.edu if (dump) 1854078Sbinkertn@umich.edu Stats::dump(); 1864078Sbinkertn@umich.edu 1874078Sbinkertn@umich.edu if (reset) 1884078Sbinkertn@umich.edu Stats::reset(); 1894078Sbinkertn@umich.edu 1905606Snate@binkert.org if (repeat) { 1915606Snate@binkert.org Event *event = new _StatEvent(dump, reset, repeat); 1925606Snate@binkert.org mainEventQueue.schedule(event, curTick + repeat); 1935606Snate@binkert.org } 1944078Sbinkertn@umich.edu } 195695SN/A}; 196695SN/A 1974078Sbinkertn@umich.eduvoid 1984078Sbinkertn@umich.eduStatEvent(bool dump, bool reset, Tick when, Tick repeat) 199695SN/A{ 2005606Snate@binkert.org Event *event = new _StatEvent(dump, reset, repeat); 2015606Snate@binkert.org mainEventQueue.schedule(event, when); 202695SN/A} 203695SN/A 204729SN/A/* namespace Stats */ } 205