dummy_checker.cc revision 8733 
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
48class MemObject;
49
50/**
51 * Specific non-templated derived class used for SimObject configuration.
52 */
53class DummyChecker : public CheckerCPU
54{
55  public:
56    DummyChecker(Params *p)
57          : CheckerCPU(p)
58    { }
59};
60
61////////////////////////////////////////////////////////////////////////
62//
63//  DummyChecker Simulation Object
64//
65DummyChecker *
66DummyCheckerParams::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    Tick temp2 = progress_interval;
84    params->progress_interval = 0;
85    temp2++;
86
87    params->itb = itb;
88    params->dtb = dtb;
89    params->system = system;
90    params->cpu_id = cpu_id;
91#if FULL_SYSTEM
92    params->profile = profile;
93    params->interrupts = NULL;
94#else
95    params->workload = workload;
96#endif
97
98    DummyChecker *cpu = new DummyChecker(params);
99    return cpu;
100}
101