diff options
Diffstat (limited to 'arch/alpha/pseudo_inst.cc')
| -rw-r--r-- | arch/alpha/pseudo_inst.cc | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/arch/alpha/pseudo_inst.cc b/arch/alpha/pseudo_inst.cc deleted file mode 100644 index e105b3cc8..000000000 --- a/arch/alpha/pseudo_inst.cc +++ /dev/null @@ -1,256 +0,0 @@ -/* - * Copyright (c) 2003-2005 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. - */ - -#include <errno.h> -#include <fcntl.h> -#include <unistd.h> -#include <cstdio> - -#include <string> - -#include "arch/alpha/pseudo_inst.hh" -#include "arch/alpha/vtophys.hh" -#include "cpu/base.hh" -#include "cpu/sampler/sampler.hh" -#include "cpu/exec_context.hh" -#include "kern/kernel_stats.hh" -#include "sim/param.hh" -#include "sim/serialize.hh" -#include "sim/sim_exit.hh" -#include "sim/stat_control.hh" -#include "sim/stats.hh" -#include "sim/system.hh" -#include "sim/debug.hh" -#include "targetarch/vptr.hh" - -using namespace std; - -extern Sampler *SampCPU; - -using namespace Stats; - -namespace AlphaPseudo -{ - bool doStatisticsInsts; - bool doCheckpointInsts; - bool doQuiesce; - - void - arm(ExecContext *xc) - { - xc->kernelStats->arm(); - } - - void - quiesce(ExecContext *xc) - { - if (!doQuiesce) - return; - - xc->suspend(); - xc->kernelStats->quiesce(); - } - - void - ivlb(ExecContext *xc) - { - xc->kernelStats->ivlb(); - } - - void - ivle(ExecContext *xc) - { - } - - void - m5exit_old(ExecContext *xc) - { - SimExit(curTick, "m5_exit_old instruction encountered"); - } - - void - m5exit(ExecContext *xc) - { - Tick delay = xc->regs.intRegFile[16]; - Tick when = curTick + delay * Clock::Int::ns; - SimExit(when, "m5_exit instruction encountered"); - } - - void - resetstats(ExecContext *xc) - { - if (!doStatisticsInsts) - return; - - Tick delay = xc->regs.intRegFile[16]; - Tick period = xc->regs.intRegFile[17]; - - Tick when = curTick + delay * Clock::Int::ns; - Tick repeat = period * Clock::Int::ns; - - using namespace Stats; - SetupEvent(Reset, when, repeat); - } - - void - dumpstats(ExecContext *xc) - { - if (!doStatisticsInsts) - return; - - Tick delay = xc->regs.intRegFile[16]; - Tick period = xc->regs.intRegFile[17]; - - Tick when = curTick + delay * Clock::Int::ns; - Tick repeat = period * Clock::Int::ns; - - using namespace Stats; - SetupEvent(Dump, when, repeat); - } - - void - addsymbol(ExecContext *xc) - { - Addr addr = xc->regs.intRegFile[16]; - char symb[100]; - CopyString(xc, symb, xc->regs.intRegFile[17], 100); - std::string symbol(symb); - - DPRINTF(Loader, "Loaded symbol: %s @ %#llx\n", symbol, addr); - - xc->system->kernelSymtab->insert(addr,symbol); - } - - void - dumpresetstats(ExecContext *xc) - { - if (!doStatisticsInsts) - return; - - Tick delay = xc->regs.intRegFile[16]; - Tick period = xc->regs.intRegFile[17]; - - Tick when = curTick + delay * Clock::Int::ns; - Tick repeat = period * Clock::Int::ns; - - using namespace Stats; - SetupEvent(Dump|Reset, when, repeat); - } - - void - m5checkpoint(ExecContext *xc) - { - if (!doCheckpointInsts) - return; - - Tick delay = xc->regs.intRegFile[16]; - Tick period = xc->regs.intRegFile[17]; - - Tick when = curTick + delay * Clock::Int::ns; - Tick repeat = period * Clock::Int::ns; - - Checkpoint::setup(when, repeat); - } - - void - readfile(ExecContext *xc) - { - const string &file = xc->cpu->system->params->readfile; - if (file.empty()) { - xc->regs.intRegFile[0] = ULL(0); - return; - } - - Addr vaddr = xc->regs.intRegFile[16]; - uint64_t len = xc->regs.intRegFile[17]; - uint64_t offset = xc->regs.intRegFile[18]; - uint64_t result = 0; - - int fd = ::open(file.c_str(), O_RDONLY, 0); - if (fd < 0) - panic("could not open file %s\n", file); - - if (::lseek(fd, offset, SEEK_SET) < 0) - panic("could not seek: %s", strerror(errno)); - - char *buf = new char[len]; - char *p = buf; - while (len > 0) { - int bytes = ::read(fd, p, len); - if (bytes <= 0) - break; - - p += bytes; - result += bytes; - len -= bytes; - } - - close(fd); - CopyIn(xc, vaddr, buf, result); - delete [] buf; - xc->regs.intRegFile[0] = result; - } - - class Context : public ParamContext - { - public: - Context(const string §ion) : ParamContext(section) {} - void checkParams(); - }; - - Context context("pseudo_inst"); - - Param<bool> __quiesce(&context, "quiesce", - "enable quiesce instructions", - true); - Param<bool> __statistics(&context, "statistics", - "enable statistics pseudo instructions", - true); - Param<bool> __checkpoint(&context, "checkpoint", - "enable checkpoint pseudo instructions", - true); - - void - Context::checkParams() - { - doQuiesce = __quiesce; - doStatisticsInsts = __statistics; - doCheckpointInsts = __checkpoint; - } - - void debugbreak(ExecContext *xc) - { - debug_break(); - } - - void switchcpu(ExecContext *xc) - { - if (SampCPU) - SampCPU->switchCPUs(); - } -} |