a8a2ab5ec6
It is no longer necessary anywhere in gem5. Change-Id: Iac999acf8c59ee7387214057bebb617acd01617c Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/62197 Tested-by: kokoro <noreply+kokoro@google.com> Reviewed-by: Gabe Black <gabe.black@gmail.com> Maintainer: Gabe Black <gabe.black@gmail.com>
99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
/*
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* Copyright 2021 Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "sim/workload.hh"
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#include "base/remote_gdb.hh"
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#include "cpu/thread_context.hh"
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#include "sim/debug.hh"
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namespace gem5
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{
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void
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Workload::registerThreadContext(ThreadContext *tc)
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{
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std::set<ThreadContext *>::iterator it;
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bool success;
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std::tie(it, success) = threads.insert(tc);
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panic_if(!success, "Failed to add thread context %d.",
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tc->contextId());
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if (gdb)
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gdb->addThreadContext(tc);
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}
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void
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Workload::replaceThreadContext(ThreadContext *tc)
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{
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ContextID id = tc->contextId();
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for (auto *old: threads) {
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if (old->contextId() != id)
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continue;
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threads.erase(old);
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std::set<ThreadContext *>::iterator it;
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bool success;
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std::tie(it, success) = threads.insert(tc);
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panic_if(!success,
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"Failed to insert replacement thread context %d.", id);
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if (gdb)
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gdb->replaceThreadContext(tc);
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return;
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}
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panic("Replacement thread context %d doesn't match any known id.", id);
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}
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bool
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Workload::trapToGdb(int signal, ContextID ctx_id)
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{
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if (gdb && gdb->isAttached()) {
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gdb->trap(ctx_id, signal);
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return true;
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}
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return false;
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};
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void
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Workload::startup()
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{
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SimObject::startup();
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// Now that we're about to start simulation, wait for GDB connections if
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// requested.
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if (gdb && waitForRemoteGDB) {
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inform("%s: Waiting for a remote GDB connection on port %d.", name(),
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gdb->port());
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gdb->connect();
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}
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}
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} // namespace gem5
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