arch/alpha/pseudo_inst.cc

   1 /*
   2  * Copyright (c) 2003 The Regents of The University of Michigan
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include "arch/alpha/pseudo_inst.hh"
  30 #include "cpu/exec_context.hh"
  31 #include "sim/serialize.hh"
  32 #include "sim/sim_exit.hh"
  33 #include "sim/sim_stats.hh"
  34
  35 using namespace Statistics;
  36
  37 namespace AlphaPseudo
  38 {
  39     void
  40     m5exit_old(ExecContext *xc)
  41     {
  42         SimExit(curTick, "m5_exit_old instruction encountered");
  43     }
  44
  45     void
  46     m5exit(ExecContext *xc)
  47     {
  48         Tick delay = xc->regs.intRegFile[16];
  49         Tick when = curTick + NS2Ticks(delay);
  50         SimExit(when, "m5_exit instruction encountered");
  51     }
  52
  53     void
  54     resetstats(ExecContext *xc)
  55     {
  56         Tick delay = xc->regs.intRegFile[16];
  57         Tick period = xc->regs.intRegFile[17];
  58
  59         Tick when = curTick + NS2Ticks(delay);
  60         Tick repeat = NS2Ticks(period);
  61
  62         SetupEvent(Reset, when, repeat);
  63     }
  64
  65     void
  66     dumpstats(ExecContext *xc)
  67     {
  68         Tick delay = xc->regs.intRegFile[16];
  69         Tick period = xc->regs.intRegFile[17];
  70
  71         Tick when = curTick + NS2Ticks(delay);
  72         Tick repeat = NS2Ticks(period);
  73
  74         SetupEvent(Dump, when, repeat);
  75     }
  76
  77     void
  78     dumpresetstats(ExecContext *xc)
  79     {
  80         Tick delay = xc->regs.intRegFile[16];
  81         Tick period = xc->regs.intRegFile[17];
  82
  83         Tick when = curTick + NS2Ticks(delay);
  84         Tick repeat = NS2Ticks(period);
  85
  86         SetupEvent(Dump|Reset, when, repeat);
  87     }
  88
  89     void
  90     m5checkpoint(ExecContext *xc)
  91     {
  92         Tick delay = xc->regs.intRegFile[16];
  93         Tick period = xc->regs.intRegFile[17];
  94
  95         Tick when = curTick + NS2Ticks(delay);
  96         Tick repeat = NS2Ticks(period);
  97
  98         SetupCheckpoint(when, repeat);
  99     }
 100
 101 }