src/cpu/exetrace.cc

   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  *          Lisa Hsu
  30  *          Nathan Binkert
  31  *          Steve Raasch
  32  */
  33
  34 #include <iomanip>
  35
  36 #include "base/loader/symtab.hh"
  37 #include "cpu/base.hh"
  38 #include "cpu/exetrace.hh"
  39 #include "cpu/static_inst.hh"
  40 #include "cpu/thread_context.hh"
  41 #include "enums/OpClass.hh"
  42 #include "params/ExeTracer.hh"
  43
  44 using namespace std;
  45 using namespace TheISA;
  46
  47 namespace Trace {
  48
  49 void
  50 Trace::ExeTracerRecord::dump()
  51 {
  52     ostream &outs = Trace::output();
  53
  54     if (IsOn(ExecTicks))
  55         ccprintf(outs, "%7d: ", when);
  56
  57     outs << thread->getCpuPtr()->name() << " ";
  58
  59     if (IsOn(ExecSpeculative))
  60         outs << (misspeculating ? "-" : "+") << " ";
  61
  62     if (IsOn(ExecThread))
  63         outs << "T" << thread->getThreadNum() << " : ";
  64
  65
  66     std::string sym_str;
  67     Addr sym_addr;
  68     if (debugSymbolTable
  69         && IsOn(ExecSymbol)
  70         && debugSymbolTable->findNearestSymbol(PC, sym_str, sym_addr)) {
  71         if (PC != sym_addr)
  72             sym_str += csprintf("+%d", PC - sym_addr);
  73         outs << "@" << sym_str << " : ";
  74     }
  75     else {
  76         outs << "0x" << hex << PC << " : ";
  77     }
  78
  79     //
  80     //  Print decoded instruction
  81     //
  82
  83     outs << setw(26) << left;
  84     outs << staticInst->disassemble(PC, debugSymbolTable);
  85     outs << " : ";
  86
  87     if (IsOn(ExecOpClass)) {
  88         outs << Enums::OpClassStrings[staticInst->opClass()] << " : ";
  89     }
  90
  91     if (IsOn(ExecResult) && data_status != DataInvalid) {
  92         ccprintf(outs, " D=%#018x", data.as_int);
  93     }
  94
  95     if (IsOn(ExecEffAddr) && addr_valid)
  96         outs << " A=0x" << hex << addr;
  97
  98     if (IsOn(ExecFetchSeq) && fetch_seq_valid)
  99         outs << "  FetchSeq=" << dec << fetch_seq;
 100
 101     if (IsOn(ExecCPSeq) && cp_seq_valid)
 102         outs << "  CPSeq=" << dec << cp_seq;
 103
 104     //
 105     //  End of line...
 106     //
 107     outs << endl;
 108 }
 109
 110 /* namespace Trace */ }
 111
 112 ////////////////////////////////////////////////////////////////////////
 113 //
 114 //  ExeTracer Simulation Object
 115 //
 116 Trace::ExeTracer *
 117 ExeTracerParams::create()
 118 {
 119     return new Trace::ExeTracer(name);
 120 };