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/*
* Copyright (c) 2017, 2019, 2021 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* Copyright (c) 2010 Advanced Micro Devices, Inc.
* Copyright (c) 2006 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 "pybind11/operators.h"
#include "pybind11/pybind11.h"
#include "pybind11/stl.h"
#include <ctime>
#include "base/addr_range.hh"
#include "base/inet.hh"
#include "base/loader/elf_object.hh"
#include "base/logging.hh"
#include "base/random.hh"
#include "base/socket.hh"
#include "base/temperature.hh"
#include "base/types.hh"
#include "sim/core.hh"
#include "sim/cur_tick.hh"
#include "sim/drain.hh"
#include "sim/serialize.hh"
#include "sim/sim_object.hh"
#include "cpu/probes/pc_count_pair.hh"
namespace py = pybind11;
namespace gem5
{
/** Resolve a SimObject name using the Pybind configuration */
class PybindSimObjectResolver : public SimObjectResolver
{
SimObject *resolveSimObject(const std::string &name);
};
PybindSimObjectResolver pybindSimObjectResolver;
SimObject *
PybindSimObjectResolver::resolveSimObject(const std::string &name)
{
// TODO
py::module_ m = py::module_::import("m5.SimObject");
auto f = m.attr("resolveSimObject");
return f(name).cast<SimObject *>();
}
extern const char *compileDate;
extern const char *gem5Version;
static void
init_drain(py::module_ &m_native)
{
py::module_ m = m_native.def_submodule("drain");
py::enum_<DrainState>(m, "DrainState")
.value("Running", DrainState::Running)
.value("Draining", DrainState::Draining)
.value("Drained", DrainState::Drained)
;
py::class_<Drainable, std::unique_ptr<Drainable, py::nodelete>>(
m, "Drainable")
.def("drainState", &Drainable::drainState)
.def("notifyFork", &Drainable::notifyFork)
;
// The drain manager is a singleton with a private
// destructor. Disable deallocation from the Python binding.
py::class_<DrainManager, std::unique_ptr<DrainManager, py::nodelete>>(
m, "DrainManager")
.def("tryDrain", &DrainManager::tryDrain)
.def("resume", &DrainManager::resume)
.def("preCheckpointRestore", &DrainManager::preCheckpointRestore)
.def("isDrained", &DrainManager::isDrained)
.def("state", &DrainManager::state)
.def("signalDrainDone", &DrainManager::signalDrainDone)
.def_static("instance", &DrainManager::instance,
py::return_value_policy::reference)
;
}
static void
init_serialize(py::module_ &m_native)
{
py::module_ m = m_native.def_submodule("serialize");
py::class_<Serializable, std::unique_ptr<Serializable, py::nodelete>>(
m, "Serializable")
;
py::class_<CheckpointIn>(m, "CheckpointIn")
;
}
static void
init_range(py::module_ &m_native)
{
py::module_ m = m_native.def_submodule("range");
py::class_<AddrRange>(m, "AddrRange")
.def(py::init<>())
.def(py::init<Addr &, Addr &>())
.def(py::init<Addr, Addr, const std::vector<Addr> &, uint8_t>())
.def(py::init<const std::vector<AddrRange> &>())
.def(py::init<Addr, Addr, uint8_t, uint8_t, uint8_t, uint8_t>())
.def("__str__", &AddrRange::to_string)
.def("interleaved", &AddrRange::interleaved)
.def("granularity", &AddrRange::granularity)
.def("stripes", &AddrRange::stripes)
.def("size", &AddrRange::size)
.def("valid", &AddrRange::valid)
.def("start", &AddrRange::start)
.def("end", &AddrRange::end)
.def("mergesWith", &AddrRange::mergesWith)
.def("intersects", &AddrRange::intersects)
.def("isSubset", &AddrRange::isSubset)
.def("exclude", static_cast<AddrRangeList (AddrRange::*)(
const AddrRangeList &) const>(&AddrRange::exclude))
;
m.def("RangeEx", &RangeEx);
m.def("RangeIn", &RangeIn);
m.def("RangeSize", &RangeSize);
}
static void
init_pc(py::module_ &m_native)
{
py::module_ m = m_native.def_submodule("pc");
py::class_<PcCountPair>(m, "PcCountPair")
.def(py::init<>())
.def(py::init<Addr, int>())
.def("__eq__", [](const PcCountPair& self, py::object other) {
py::int_ pyPC = other.attr("get_pc")();
py::int_ pyCount = other.attr("get_count")();
uint64_t cPC = pyPC.cast<uint64_t>();
int cCount = pyCount.cast<int>();
return (self.getPC() == cPC && self.getCount() == cCount);
})
.def("__hash__", [](const PcCountPair& self){
py::int_ pyPC = py::cast(self.getPC());
py::int_ pyCount = py::cast(self.getCount());
return py::hash(py::make_tuple(pyPC, pyCount));
})
.def("__str__", &PcCountPair::to_string)
.def("get_pc", &PcCountPair::getPC)
.def("get_count", &PcCountPair::getCount)
;
}
static void
init_net(py::module_ &m_native)
{
py::module_ m = m_native.def_submodule("net");
py::class_<networking::EthAddr>(m, "EthAddr")
.def(py::init<>())
.def(py::init<const std::string &>())
;
py::class_<networking::IpAddress>(m, "IpAddress")
.def(py::init<>())
.def(py::init<uint32_t>())
;
py::class_<networking::IpNetmask, networking::IpAddress>(m, "IpNetmask")
.def(py::init<>())
.def(py::init<uint32_t, uint8_t>())
;
py::class_<networking::IpWithPort, networking::IpAddress>(m, "IpWithPort")
.def(py::init<>())
.def(py::init<uint32_t, uint16_t>())
;
}
static void
init_loader(py::module_ &m_native)
{
py::module_ m = m_native.def_submodule("loader");
m.def("setInterpDir", &loader::setInterpDir);
}
void
pybind_init_core(py::module_ &m_native)
{
py::module_ m_core = m_native.def_submodule("core");
py::class_<Cycles>(m_core, "Cycles")
.def(py::init<>())
.def(py::init<uint64_t>())
.def("__int__", &Cycles::operator uint64_t)
.def("__add__", &Cycles::operator+)
.def("__sub__", &Cycles::operator-)
;
py::class_<Temperature>(m_core, "Temperature")
.def(py::init<>())
.def(py::init<double>())
.def_static("from_celsius", &Temperature::fromCelsius)
.def_static("from_kelvin", &Temperature::fromKelvin)
.def_static("from_fahrenheit", &Temperature::fromFahrenheit)
.def("celsius", &Temperature::toCelsius)
.def("kelvin", &Temperature::toKelvin)
.def("fahrenheit", &Temperature::toFahrenheit)
.def(py::self == py::self)
.def(py::self != py::self)
.def(py::self < py::self)
.def(py::self <= py::self)
.def(py::self > py::self)
.def(py::self >= py::self)
.def(py::self + py::self)
.def(py::self - py::self)
.def(py::self * float())
.def(float() * py::self)
.def(py::self / float())
.def("__str__", [](const Temperature &t) {
std::stringstream s;
s << t;
return s.str();
})
.def("__repr__", [](const Temperature &t) {
std::stringstream s;
s << "Temperature(" << t.toKelvin() << ")";
return s.str();
})
;
py::class_<tm>(m_core, "tm")
.def_static("gmtime", [](std::time_t t) { return *std::gmtime(&t); })
.def_readwrite("tm_sec", &tm::tm_sec)
.def_readwrite("tm_min", &tm::tm_min)
.def_readwrite("tm_hour", &tm::tm_hour)
.def_readwrite("tm_mday", &tm::tm_mday)
.def_readwrite("tm_mon", &tm::tm_mon)
.def_readwrite("tm_wday", &tm::tm_wday)
.def_readwrite("tm_yday", &tm::tm_yday)
.def_readwrite("tm_isdst", &tm::tm_isdst)
;
py::enum_<Logger::LogLevel>(m_core, "LogLevel")
.value("PANIC", Logger::PANIC)
.value("FATAL", Logger::FATAL)
.value("WARN", Logger::WARN)
.value("INFO", Logger::INFO)
.value("HACK", Logger::HACK)
;
m_core
.def("setLogLevel", &Logger::setLevel)
.def("setOutputDir", &setOutputDir)
.def("doExitCleanup", &doExitCleanup)
.def("disableAllListeners", &ListenSocket::disableAll)
.def("listenersDisabled", &ListenSocket::allDisabled)
.def("listenersLoopbackOnly", &ListenSocket::loopbackOnly)
.def("seedRandom", [](uint64_t seed) { random_mt.init(seed); })
.def("fixClockFrequency", &fixClockFrequency)
.def("clockFrequencyFixed", &clockFrequencyFixed)
.def("setClockFrequency", &setClockFrequency)
.def("getClockFrequency", &getClockFrequency)
.def("curTick", curTick)
;
/* TODO: These should be read-only */
m_core.attr("compileDate") = py::cast(compileDate);
m_core.attr("gem5Version") = py::cast(gem5Version);
m_core.attr("TRACING_ON") = py::cast(TRACING_ON);
m_core.attr("MaxTick") = py::cast(MaxTick);
/*
* Serialization helpers
*/
m_core
.def("serializeAll", &SimObject::serializeAll)
.def("getCheckpoint", [](const std::string &cpt_dir) {
SimObject::setSimObjectResolver(&pybindSimObjectResolver);
return new CheckpointIn(cpt_dir);
})
;
init_drain(m_native);
init_serialize(m_native);
init_range(m_native);
init_net(m_native);
init_loader(m_native);
init_pc(m_native);
}
} // namespace gem5