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Diffstat (limited to 'src/cpu/trace/trace_cpu.hh')
-rw-r--r-- | src/cpu/trace/trace_cpu.hh | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/src/cpu/trace/trace_cpu.hh b/src/cpu/trace/trace_cpu.hh deleted file mode 100644 index a1ae4dc80..000000000 --- a/src/cpu/trace/trace_cpu.hh +++ /dev/null @@ -1,142 +0,0 @@ -/* - * Copyright (c) 2004-2005 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. - * - * Authors: Erik Hallnor - */ - -/** - * @file - * Declaration of a memory trace CPU object. Uses a memory trace to drive the - * provided memory hierarchy. - */ - -#ifndef __CPU_TRACE_TRACE_CPU_HH__ -#define __CPU_TRACE_TRACE_CPU_HH__ - -#include <string> - -#include "mem/mem_req.hh" // for MemReqPtr -#include "sim/eventq.hh" // for Event -#include "sim/sim_object.hh" - -// Forward declaration. -class MemInterface; -class MemTraceReader; - -/** - * A cpu object for running memory traces through a memory hierarchy. - */ -class TraceCPU : public SimObject -{ - private: - /** Interface for instruction trace requests, if any. */ - MemInterface *icacheInterface; - /** Interface for data trace requests, if any. */ - MemInterface *dcacheInterface; - - /** Data reference trace. */ - MemTraceReader *dataTrace; - - /** Number of outstanding requests. */ - int outstandingRequests; - - /** Cycle of the next request, 0 if not available. */ - Tick nextCycle; - - /** Next request. */ - MemReqPtr nextReq; - - /** - * Event to call the TraceCPU::tick - */ - class TickEvent : public Event - { - private: - /** The associated CPU */ - TraceCPU *cpu; - - public: - /** - * Construct this event; - */ - TickEvent(TraceCPU *c); - - /** - * Call the tick function. - */ - void process(); - - /** - * Return a string description of this event. - */ - const char *description() const; - }; - - TickEvent tickEvent; - - public: - /** - * Construct a TraceCPU object. - */ - TraceCPU(const std::string &name, - MemInterface *icache_interface, - MemInterface *dcache_interface, - MemTraceReader *data_trace); - - inline Tick ticks(int numCycles) { return numCycles; } - - /** - * Perform all the accesses for one cycle. - */ - void tick(); - - /** - * Handle a completed memory request. - */ - void completeRequest(MemReqPtr &req); -}; - -class TraceCompleteEvent : public Event -{ - MemReqPtr req; - TraceCPU *tester; - - public: - - TraceCompleteEvent(MemReqPtr &_req, TraceCPU *_tester) - : Event(&mainEventQueue), req(_req), tester(_tester) - { - setFlags(AutoDelete); - } - - void process(); - - virtual const char *description() const; -}; - -#endif // __CPU_TRACE_TRACE_CPU_HH__ - |