inteltrace.hh revision 7720:65d338a8dba4 
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 __CPU_INTELTRACE_HH__
33#define __CPU_INTELTRACE_HH__
34
35#include "base/trace.hh"
36#include "base/types.hh"
37#include "cpu/static_inst.hh"
38#include "params/IntelTrace.hh"
39#include "sim/insttracer.hh"
40
41class ThreadContext;
42
43namespace Trace {
44
45class IntelTraceRecord : public InstRecord
46{
47  public:
48    IntelTraceRecord(Tick _when, ThreadContext *_thread,
49               const StaticInstPtr _staticInst, TheISA::PCState _pc,
50               bool spec, const StaticInstPtr _macroStaticInst = NULL)
51        : InstRecord(_when, _thread, _staticInst, _pc, spec,
52                _macroStaticInst)
53    {
54    }
55
56    void dump();
57};
58
59class IntelTrace : public InstTracer
60{
61  public:
62
63    IntelTrace(const IntelTraceParams *p) : InstTracer(p)
64    {}
65
66    IntelTraceRecord *
67    getInstRecord(Tick when, ThreadContext *tc,
68            const StaticInstPtr staticInst, TheISA::PCState pc,
69            const StaticInstPtr macroStaticInst = NULL)
70    {
71        if (!IsOn(ExecEnable))
72            return NULL;
73
74        if (!Trace::enabled)
75            return NULL;
76
77        if (!IsOn(ExecSpeculative) && tc->misspeculating())
78            return NULL;
79
80        return new IntelTraceRecord(when, tc,
81                staticInst, pc, tc->misspeculating(), macroStaticInst);
82    }
83};
84
85/* namespace Trace */ }
86
87#endif // __CPU_INTELTRACE_HH__
88