blob: a155deaf4ce7299a3828ffb724570dce10878493 [file] [log] [blame]
/*
* Copyright 2019 Google, Inc.
*
* 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 "arch/arm/fastmodel/iris/cpu.hh"
#include "arch/arm/fastmodel/iris/thread_context.hh"
#include "scx/scx.h"
#include "sim/serialize.hh"
namespace Iris
{
BaseCPU::BaseCPU(const BaseCPUParams &params, sc_core::sc_module *_evs) :
::BaseCPU::BaseCPU(params), evs(_evs),
evs_base_cpu(dynamic_cast<Iris::BaseCpuEvs *>(_evs))
{
panic_if(!evs_base_cpu, "EVS should be of type BaseCpuEvs");
// Make sure fast model knows we're using debugging mechanisms to control
// the simulation, and it shouldn't shut down if simulation time stops
// for some reason. Despite the misleading name, this doesn't start a CADI
// server because it's first parameter is false.
scx::scx_start_cadi_server(false, false, true);
}
BaseCPU::~BaseCPU()
{
for (auto &tc: threadContexts)
delete tc;
threadContexts.clear();
}
Counter
BaseCPU::totalInsts() const
{
Counter count = 0;
for (auto *tc: threadContexts)
count += tc->getCurrentInstCount();
return count;
}
void
BaseCPU::init()
{
::BaseCPU::init();
for (auto *tc: threadContexts)
tc->initMemProxies(tc);
}
void
BaseCPU::serializeThread(CheckpointOut &cp, ThreadID tid) const
{
::serialize(*threadContexts[tid], cp);
}
} // namespace Iris