23a9102d01
from Latency to Tick, and rename max_time to max_tick. python/m5/objects/Root.py: sim/root.cc: Convert type of max_time and progress_interval from Latency to Tick, and rename max_time to max_tick. --HG-- extra : convert_revision : 2f2aacf6321c3003a0ce834acd8fb726abf27ce3
156 lines
4.1 KiB
C++
156 lines
4.1 KiB
C++
/*
|
|
* Copyright (c) 2002-2005 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 <cstring>
|
|
#include <fstream>
|
|
#include <list>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "base/misc.hh"
|
|
#include "base/output.hh"
|
|
#include "sim/builder.hh"
|
|
#include "sim/host.hh"
|
|
#include "sim/sim_events.hh"
|
|
#include "sim/sim_object.hh"
|
|
#include "sim/root.hh"
|
|
|
|
using namespace std;
|
|
|
|
Tick curTick = 0;
|
|
ostream *outputStream;
|
|
ostream *configStream;
|
|
|
|
/// The simulated frequency of curTick. (This is only here for a short time)
|
|
Tick ticksPerSecond;
|
|
|
|
namespace Clock {
|
|
/// The simulated frequency of curTick. (In ticks per second)
|
|
Tick Frequency;
|
|
|
|
namespace Float {
|
|
double s;
|
|
double ms;
|
|
double us;
|
|
double ns;
|
|
double ps;
|
|
|
|
double Hz;
|
|
double kHz;
|
|
double MHz;
|
|
double GHZ;
|
|
/* namespace Float */ }
|
|
|
|
namespace Int {
|
|
Tick s;
|
|
Tick ms;
|
|
Tick us;
|
|
Tick ns;
|
|
Tick ps;
|
|
/* namespace Float */ }
|
|
|
|
/* namespace Clock */ }
|
|
|
|
|
|
// Dummy Object
|
|
class Root : public SimObject
|
|
{
|
|
private:
|
|
Tick max_tick;
|
|
Tick progress_interval;
|
|
|
|
public:
|
|
Root(const std::string &name, Tick maxtick, Tick pi)
|
|
: SimObject(name), max_tick(maxtick), progress_interval(pi)
|
|
{}
|
|
|
|
virtual void startup();
|
|
};
|
|
|
|
void
|
|
Root::startup()
|
|
{
|
|
if (max_tick != 0)
|
|
new SimExitEvent(curTick + max_tick, "reached maximum cycle count");
|
|
|
|
if (progress_interval != 0)
|
|
new ProgressEvent(&mainEventQueue, progress_interval);
|
|
}
|
|
|
|
BEGIN_DECLARE_SIM_OBJECT_PARAMS(Root)
|
|
|
|
Param<Tick> clock;
|
|
Param<Tick> max_tick;
|
|
Param<Tick> progress_interval;
|
|
Param<string> output_file;
|
|
|
|
END_DECLARE_SIM_OBJECT_PARAMS(Root)
|
|
|
|
BEGIN_INIT_SIM_OBJECT_PARAMS(Root)
|
|
|
|
INIT_PARAM(clock, "tick frequency"),
|
|
INIT_PARAM(max_tick, "maximum simulation time"),
|
|
INIT_PARAM(progress_interval, "print a progress message"),
|
|
INIT_PARAM(output_file, "file to dump simulator output to")
|
|
|
|
END_INIT_SIM_OBJECT_PARAMS(Root)
|
|
|
|
CREATE_SIM_OBJECT(Root)
|
|
{
|
|
static bool created = false;
|
|
if (created)
|
|
panic("only one root object allowed!");
|
|
|
|
created = true;
|
|
|
|
outputStream = simout.find(output_file);
|
|
Root *root = new Root(getInstanceName(), max_tick, progress_interval);
|
|
|
|
using namespace Clock;
|
|
Frequency = clock;
|
|
Float::s = static_cast<double>(Frequency);
|
|
Float::ms = Float::s / 1.0e3;
|
|
Float::us = Float::s / 1.0e6;
|
|
Float::ns = Float::s / 1.0e9;
|
|
Float::ps = Float::s / 1.0e12;
|
|
|
|
Float::Hz = 1.0 / Float::s;
|
|
Float::kHz = 1.0 / Float::ms;
|
|
Float::MHz = 1.0 / Float::us;
|
|
Float::GHZ = 1.0 / Float::ns;
|
|
|
|
Int::s = Frequency;
|
|
Int::ms = Int::s / 1000;
|
|
Int::us = Int::ms / 1000;
|
|
Int::ns = Int::us / 1000;
|
|
Int::ps = Int::ns / 1000;
|
|
|
|
return root;
|
|
}
|
|
|
|
REGISTER_SIM_OBJECT("Root", Root)
|