From f61cd02e1391996fc247bf624ac66f7c420690c0 Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Mon, 6 Nov 2006 20:07:44 -0500 Subject: Got rid of the ivlb and ivle kernel stats. --HG-- extra : convert_revision : d85627bb3eafe6411355995a92ba8b151be8320d --- src/kern/kernel_stats.cc | 10 ---------- 1 file changed, 10 deletions(-) (limited to 'src/kern/kernel_stats.cc') diff --git a/src/kern/kernel_stats.cc b/src/kern/kernel_stats.cc index f7868b50f..f049ed66c 100644 --- a/src/kern/kernel_stats.cc +++ b/src/kern/kernel_stats.cc @@ -68,16 +68,6 @@ Statistics::regStats(const string &_name) .desc("number of quiesce instructions executed") ; - _ivlb - .name(name() + ".inst.ivlb") - .desc("number of ivlb instructions executed") - ; - - _ivle - .name(name() + ".inst.ivle") - .desc("number of ivle instructions executed") - ; - _hwrei .name(name() + ".inst.hwrei") .desc("number of hwrei instructions executed") -- cgit v1.2.3 From eb4ef3ad763cf95a6437f9a88b1ab38255f5dcc3 Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Tue, 7 Nov 2006 05:33:21 -0500 Subject: Made kern a switching header file directory. SConstruct: Put the code to make a switching header directory into a function so they are easy to make. src/arch/SConscript: Replace switching header code with the new function call. src/kern/SConscript: Created a new switching header directory in kern, and moved the declaration of some source files here. --HG-- rename : src/kern/kernel_stats.cc => src/kern/base_kernel_stats.cc rename : src/kern/kernel_stats.hh => src/kern/base_kernel_stats.hh extra : convert_revision : 98f5320a5ade567c3e4f67fef123dfb0c5122545 --- src/kern/kernel_stats.cc | 280 ----------------------------------------------- 1 file changed, 280 deletions(-) delete mode 100644 src/kern/kernel_stats.cc (limited to 'src/kern/kernel_stats.cc') diff --git a/src/kern/kernel_stats.cc b/src/kern/kernel_stats.cc deleted file mode 100644 index f049ed66c..000000000 --- a/src/kern/kernel_stats.cc +++ /dev/null @@ -1,280 +0,0 @@ -/* - * Copyright (c) 2004-2005 The Regents of The University of Michigan - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer; - * 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; - * neither the name of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 THE COPYRIGHT - * OWNER 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. - * - * Authors: Lisa Hsu - * Nathan Binkert - */ - -#include -#include -#include - -#include "arch/alpha/osfpal.hh" -#include "base/trace.hh" -#include "cpu/thread_context.hh" -#include "kern/kernel_stats.hh" -#include "kern/tru64/tru64_syscalls.hh" -#include "sim/system.hh" - -using namespace std; -using namespace Stats; - -namespace Kernel { - -const char *modestr[] = { "kernel", "user", "idle" }; - -Statistics::Statistics(System *system) - : idleProcess((Addr)-1), themode(kernel), lastModeTick(0), - iplLast(0), iplLastTick(0) -{ -} - -void -Statistics::regStats(const string &_name) -{ - myname = _name; - - _arm - .name(name() + ".inst.arm") - .desc("number of arm instructions executed") - ; - - _quiesce - .name(name() + ".inst.quiesce") - .desc("number of quiesce instructions executed") - ; - - _hwrei - .name(name() + ".inst.hwrei") - .desc("number of hwrei instructions executed") - ; - - _iplCount - .init(32) - .name(name() + ".ipl_count") - .desc("number of times we switched to this ipl") - .flags(total | pdf | nozero | nonan) - ; - - _iplGood - .init(32) - .name(name() + ".ipl_good") - .desc("number of times we switched to this ipl from a different ipl") - .flags(total | pdf | nozero | nonan) - ; - - _iplTicks - .init(32) - .name(name() + ".ipl_ticks") - .desc("number of cycles we spent at this ipl") - .flags(total | pdf | nozero | nonan) - ; - - _iplUsed - .name(name() + ".ipl_used") - .desc("fraction of swpipl calls that actually changed the ipl") - .flags(total | nozero | nonan) - ; - - _iplUsed = _iplGood / _iplCount; - - _callpal - .init(256) - .name(name() + ".callpal") - .desc("number of callpals executed") - .flags(total | pdf | nozero | nonan) - ; - - for (int i = 0; i < PAL::NumCodes; ++i) { - const char *str = PAL::name(i); - if (str) - _callpal.subname(i, str); - } - - _syscall - .init(SystemCalls::Number) - .name(name() + ".syscall") - .desc("number of syscalls executed") - .flags(total | pdf | nozero | nonan) - ; - - for (int i = 0; i < SystemCalls::Number; ++i) { - const char *str = SystemCalls::name(i); - if (str) { - _syscall.subname(i, str); - } - } - - _mode - .init(cpu_mode_num) - .name(name() + ".mode_switch") - .desc("number of protection mode switches") - ; - - for (int i = 0; i < cpu_mode_num; ++i) - _mode.subname(i, modestr[i]); - - _modeGood - .init(cpu_mode_num) - .name(name() + ".mode_good") - ; - - for (int i = 0; i < cpu_mode_num; ++i) - _modeGood.subname(i, modestr[i]); - - _modeFraction - .name(name() + ".mode_switch_good") - .desc("fraction of useful protection mode switches") - .flags(total) - ; - - for (int i = 0; i < cpu_mode_num; ++i) - _modeFraction.subname(i, modestr[i]); - - _modeFraction = _modeGood / _mode; - - _modeTicks - .init(cpu_mode_num) - .name(name() + ".mode_ticks") - .desc("number of ticks spent at the given mode") - .flags(pdf) - ; - for (int i = 0; i < cpu_mode_num; ++i) - _modeTicks.subname(i, modestr[i]); - - _swap_context - .name(name() + ".swap_context") - .desc("number of times the context was actually changed") - ; -} - -void -Statistics::setIdleProcess(Addr idlepcbb, ThreadContext *tc) -{ - assert(themode == kernel); - idleProcess = idlepcbb; - themode = idle; - changeMode(themode, tc); -} - -void -Statistics::changeMode(cpu_mode newmode, ThreadContext *tc) -{ - _mode[newmode]++; - - if (newmode == themode) - return; - - DPRINTF(Context, "old mode=%-8s new mode=%-8s\n", - modestr[themode], modestr[newmode]); - - _modeGood[newmode]++; - _modeTicks[themode] += curTick - lastModeTick; - - lastModeTick = curTick; - themode = newmode; -} - -void -Statistics::swpipl(int ipl) -{ - assert(ipl >= 0 && ipl <= 0x1f && "invalid IPL\n"); - - _iplCount[ipl]++; - - if (ipl == iplLast) - return; - - _iplGood[ipl]++; - _iplTicks[iplLast] += curTick - iplLastTick; - iplLastTick = curTick; - iplLast = ipl; -} - -void -Statistics::mode(cpu_mode newmode, ThreadContext *tc) -{ - Addr pcbb = tc->readMiscReg(AlphaISA::IPR_PALtemp23); - - if (newmode == kernel && pcbb == idleProcess) - newmode = idle; - - changeMode(newmode, tc); -} - -void -Statistics::context(Addr oldpcbb, Addr newpcbb, ThreadContext *tc) -{ - assert(themode != user); - - _swap_context++; - changeMode(newpcbb == idleProcess ? idle : kernel, tc); -} - -void -Statistics::callpal(int code, ThreadContext *tc) -{ - if (!PAL::name(code)) - return; - - _callpal[code]++; - - switch (code) { - case PAL::callsys: { - int number = tc->readIntReg(0); - if (SystemCalls::validSyscallNumber(number)) { - int cvtnum = SystemCalls::convert(number); - _syscall[cvtnum]++; - } - } break; - } -} - -void -Statistics::serialize(ostream &os) -{ - int exemode = themode; - SERIALIZE_SCALAR(exemode); - SERIALIZE_SCALAR(idleProcess); - SERIALIZE_SCALAR(iplLast); - SERIALIZE_SCALAR(iplLastTick); - SERIALIZE_SCALAR(lastModeTick); -} - -void -Statistics::unserialize(Checkpoint *cp, const string §ion) -{ - int exemode; - UNSERIALIZE_SCALAR(exemode); - UNSERIALIZE_SCALAR(idleProcess); - UNSERIALIZE_SCALAR(iplLast); - UNSERIALIZE_SCALAR(iplLastTick); - UNSERIALIZE_SCALAR(lastModeTick); - themode = (cpu_mode)exemode; -} - -/* end namespace Kernel */ } -- cgit v1.2.3 From c693c6ba9f9d641344db8a2a505484f5f8aa2645 Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Tue, 7 Nov 2006 22:34:34 -0500 Subject: Put kernel_stats back into arch. --HG-- rename : src/kern/alpha/idle_event.cc => src/arch/alpha/idle_event.cc rename : src/kern/alpha/idle_event.hh => src/arch/alpha/idle_event.hh rename : src/kern/alpha/kernel_stats.cc => src/arch/alpha/kernel_stats.cc rename : src/kern/alpha/kernel_stats.hh => src/arch/alpha/kernel_stats.hh rename : src/kern/sparc/kernel_stats.hh => src/arch/sparc/kernel_stats.hh rename : src/kern/base_kernel_stats.cc => src/kern/kernel_stats.cc rename : src/kern/base_kernel_stats.hh => src/kern/kernel_stats.hh extra : convert_revision : 42bd3e36b407edbd19b912c9218f4e5923a15966 --- src/kern/kernel_stats.cc | 142 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 142 insertions(+) create mode 100644 src/kern/kernel_stats.cc (limited to 'src/kern/kernel_stats.cc') diff --git a/src/kern/kernel_stats.cc b/src/kern/kernel_stats.cc new file mode 100644 index 000000000..29c77b3d9 --- /dev/null +++ b/src/kern/kernel_stats.cc @@ -0,0 +1,142 @@ +/* + * Copyright (c) 2004-2005 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * 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; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 THE COPYRIGHT + * OWNER 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. + * + * Authors: Lisa Hsu + * Nathan Binkert + */ + +#include + +#include "base/trace.hh" +#include "cpu/thread_context.hh" +#include "kern/kernel_stats.hh" +#include "kern/tru64/tru64_syscalls.hh" +#include "sim/system.hh" + +using namespace std; +using namespace Stats; + +namespace Kernel { + +Statistics::Statistics(System *system) + : iplLast(0), iplLastTick(0) +{ +} + +void +Statistics::regStats(const string &_name) +{ + myname = _name; + + _arm + .name(name() + ".inst.arm") + .desc("number of arm instructions executed") + ; + + _quiesce + .name(name() + ".inst.quiesce") + .desc("number of quiesce instructions executed") + ; + + _iplCount + .init(32) + .name(name() + ".ipl_count") + .desc("number of times we switched to this ipl") + .flags(total | pdf | nozero | nonan) + ; + + _iplGood + .init(32) + .name(name() + ".ipl_good") + .desc("number of times we switched to this ipl from a different ipl") + .flags(total | pdf | nozero | nonan) + ; + + _iplTicks + .init(32) + .name(name() + ".ipl_ticks") + .desc("number of cycles we spent at this ipl") + .flags(total | pdf | nozero | nonan) + ; + + _iplUsed + .name(name() + ".ipl_used") + .desc("fraction of swpipl calls that actually changed the ipl") + .flags(total | nozero | nonan) + ; + + _iplUsed = _iplGood / _iplCount; + + _syscall + .init(SystemCalls::Number) + .name(name() + ".syscall") + .desc("number of syscalls executed") + .flags(total | pdf | nozero | nonan) + ; + + //@todo This needs to get the names of syscalls from an appropriate place. +#if 0 + for (int i = 0; i < SystemCalls::Number; ++i) { + const char *str = SystemCalls::name(i); + if (str) { + _syscall.subname(i, str); + } + } +#endif +} + +void +Statistics::swpipl(int ipl) +{ + assert(ipl >= 0 && ipl <= 0x1f && "invalid IPL\n"); + + _iplCount[ipl]++; + + if (ipl == iplLast) + return; + + _iplGood[ipl]++; + _iplTicks[iplLast] += curTick - iplLastTick; + iplLastTick = curTick; + iplLast = ipl; +} + +void +Statistics::serialize(ostream &os) +{ + SERIALIZE_SCALAR(iplLast); + SERIALIZE_SCALAR(iplLastTick); +} + +void +Statistics::unserialize(Checkpoint *cp, const string §ion) +{ + UNSERIALIZE_SCALAR(iplLast); + UNSERIALIZE_SCALAR(iplLastTick); +} + +/* end namespace Kernel */ } -- cgit v1.2.3