src/sim/faults.cc

   1 /*
   2  * Copyright (c) 2003-2005 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  * Authors: Nathan Binkert
  29  *          Gabe Black
  30  */
  31
  32 #include "base/misc.hh"
  33 #include "sim/faults.hh"
  34 #include "cpu/thread_context.hh"
  35 #include "cpu/base.hh"
  36
  37 #if !FULL_SYSTEM
  38 void FaultBase::invoke(ThreadContext * tc)
  39 {
  40     fatal("fault (%s) detected @ PC 0x%08p", name(), tc->readPC());
  41 }
  42 #else
  43 void FaultBase::invoke(ThreadContext * tc)
  44 {
  45     DPRINTF(Fault, "Fault %s at PC: %#x\n", name(), tc->readPC());
  46     tc->getCpuPtr()->recordEvent(csprintf("Fault %s", name()));
  47
  48     assert(!tc->misspeculating());
  49 }
  50 #endif
  51
  52 void UnimpFault::invoke(ThreadContext * tc)
  53 {
  54     panic("Unimpfault: %s\n", panicStr.c_str());
  55 }