src/cpu/legiontrace.hh

   1 /*
   2  * Copyright (c) 2001-2005 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: Steve Reinhardt
  29  *          Nathan Binkert
  30  */
  31
  32 #ifndef __LEGIONTRACE_HH__
  33 #define __LEGIONTRACE_HH__
  34
  35 #include "base/trace.hh"
  36 #include "cpu/static_inst.hh"
  37 #include "sim/host.hh"
  38 #include "sim/insttracer.hh"
  39
  40 class ThreadContext;
  41
  42 namespace Trace {
  43
  44 class LegionTraceRecord : public InstRecord
  45 {
  46   public:
  47     LegionTraceRecord(Tick _when, ThreadContext *_thread,
  48                const StaticInstPtr &_staticInst, Addr _pc, bool spec)
  49         : InstRecord(_when, _thread, _staticInst, _pc, spec)
  50     {
  51     }
  52
  53     void dump();
  54 };
  55
  56 class LegionTrace : public InstTracer
  57 {
  58   public:
  59
  60     LegionTrace(const std::string & name) : InstTracer(name)
  61     {}
  62
  63     LegionTraceRecord *
  64     getInstRecord(Tick when, ThreadContext *tc,
  65             const StaticInstPtr staticInst, Addr pc)
  66     {
  67         if (tc->misspeculating())
  68             return NULL;
  69
  70         return new LegionTraceRecord(when, tc,
  71                 staticInst, pc, tc->misspeculating());
  72     }
  73 };
  74
  75 /* namespace Trace */ }
  76
  77 #endif // __LEGIONTRACE_HH__