src/cpu/dummy_checker_builder.cc

   1 /*
   2  * Copyright (c) 2011 ARM Limited
   3  * All rights reserved
   4  *
   5  * The license below extends only to copyright in the software and shall
   6  * not be construed as granting a license to any other intellectual
   7  * property including but not limited to intellectual property relating
   8  * to a hardware implementation of the functionality of the software
   9  * licensed hereunder.  You may use the software subject to the license
  10  * terms below provided that you ensure that this notice is replicated
  11  * unmodified and in its entirety in all distributions of the software,
  12  * modified or unmodified, in source code or in binary form.
  13  *
  14  * Redistribution and use in source and binary forms, with or without
  15  * modification, are permitted provided that the following conditions are
  16  * met: redistributions of source code must retain the above copyright
  17  * notice, this list of conditions and the following disclaimer;
  18  * redistributions in binary form must reproduce the above copyright
  19  * notice, this list of conditions and the following disclaimer in the
  20  * documentation and/or other materials provided with the distribution;
  21  * neither the name of the copyright holders nor the names of its
  22  * contributors may be used to endorse or promote products derived from
  23  * this software without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  26  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  27  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  28  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  29  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  30  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  31  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  32  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  33  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  34  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  35  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36  *
  37  * Authors: Geoffrey Blake
  38  */
  39
  40 #include <string>
  41
  42 #include "cpu/checker/cpu.hh"
  43 #include "cpu/inst_seq.hh"
  44 #include "params/DummyChecker.hh"
  45 #include "sim/process.hh"
  46 #include "sim/sim_object.hh"
  47
  48 class MemObject;
  49
  50 /**
  51  * Specific non-templated derived class used for SimObject configuration.
  52  */
  53 class DummyChecker : public CheckerCPU
  54 {
  55   public:
  56     DummyChecker(Params *p)
  57           : CheckerCPU(p)
  58     { }
  59 };
  60
  61 ////////////////////////////////////////////////////////////////////////
  62 //
  63 //  DummyChecker Simulation Object
  64 //
  65 DummyChecker *
  66 DummyCheckerParams::create()
  67 {
  68     DummyChecker::Params *params = new DummyChecker::Params();
  69     params->name = name;
  70     params->numThreads = numThreads;
  71     params->max_insts_any_thread = 0;
  72     params->max_insts_all_threads = 0;
  73     params->max_loads_any_thread = 0;
  74     params->max_loads_all_threads = 0;
  75     params->clock = clock;
  76     // Hack to touch all parameters.  Consider not deriving Checker
  77     // from BaseCPU..it's not really a CPU in the end.
  78     Counter temp;
  79     temp = max_insts_any_thread;
  80     temp = max_insts_all_threads;
  81     temp = max_loads_any_thread;
  82     temp = max_loads_all_threads;
  83     temp++;
  84     Tick temp2 = progress_interval;
  85     params->progress_interval = 0;
  86     temp2++;
  87
  88     params->itb = itb;
  89     params->dtb = dtb;
  90     params->system = system;
  91     params->cpu_id = cpu_id;
  92     params->profile = profile;
  93     params->interrupts = NULL;
  94     params->workload = workload;
  95
  96     DummyChecker *cpu = new DummyChecker(params);
  97     return cpu;
  98 }