| /* |
| * Copyright (c) 2022 The Regents of the University of California. |
| * 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. |
| */ |
| |
| #ifndef __CPU_PROBES_PC_COUNT_TRACKER_HH__ |
| #define __CPU_PROBES_PC_COUNT_TRACKER_HH__ |
| |
| #include <unordered_set> |
| |
| #include "cpu/probes/pc_count_tracker_manager.hh" |
| #include "params/PcCountTracker.hh" |
| #include "sim/probe/probe.hh" |
| |
| namespace gem5 |
| { |
| |
| class PcCountTracker : public ProbeListenerObject |
| { |
| public: |
| PcCountTracker(const PcCountTrackerParams ¶ms); |
| |
| /** setup the probelistener */ |
| virtual void regProbeListeners(); |
| |
| /** |
| * this function is called when the probelistener receives signal from the |
| * probe |
| * |
| * @param pc the targeting Program Counter address |
| */ |
| void checkPc(const Addr& pc); |
| |
| private: |
| /** |
| * a set of Program Counter addresses that should notify the |
| * PcCounterTrackerManager for |
| */ |
| std::unordered_set<Addr> targetPC; |
| |
| /** the core this PcCountTracker is tracking at */ |
| BaseCPU *cpuptr; |
| |
| /** the PcCounterTrackerManager */ |
| PcCountTrackerManager *manager; |
| }; |
| } |
| |
| #endif // __CPU_PROBES_PC_COUNT_TRACKER_HH__ |