src/cpu/minor/stats.hh

   1 /*
   2  * Copyright (c) 2011-2014 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
  38 /**
  39  * @file
  40  *
  41  * The stats for MinorCPU separated from the CPU definition.
  42  */
  43
  44 #ifndef __CPU_MINOR_STATS_HH__
  45 #define __CPU_MINOR_STATS_HH__
  46
  47 #include "base/statistics.hh"
  48 #include "cpu/base.hh"
  49 #include "sim/ticked_object.hh"
  50
  51 namespace Minor
  52 {
  53
  54 /** Currently unused stats class. */
  55 class MinorStats
  56 {
  57   public:
  58     /** Number of simulated instructions */
  59     Stats::Scalar numInsts;
  60
  61     /** Number of simulated insts and microops */
  62     Stats::Scalar numOps;
  63
  64     /** Number of ops discarded before committing */
  65     Stats::Scalar numDiscardedOps;
  66
  67     /** Number of times fetch was asked to suspend by Execute */
  68     Stats::Scalar numFetchSuspends;
  69
  70     /** Number of cycles in quiescent state */
  71     Stats::Scalar quiesceCycles;
  72
  73     /** CPI/IPC for total cycle counts and macro insts */
  74     Stats::Formula cpi;
  75     Stats::Formula ipc;
  76
  77     /** Number of instructions by type (OpClass) */
  78     Stats::Vector2d committedInstType;
  79
  80   public:
  81     MinorStats();
  82
  83   public:
  84     void regStats(const std::string &name, BaseCPU &baseCpu);
  85 };
  86
  87 }
  88
  89 #endif /* __CPU_MINOR_STATS_HH__ */