inteltrace.hh revision 8232:b28d06a175be 
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 "debug/ExecEnable.hh"
39#include "debug/ExecSpeculative.hh"
40#include "params/IntelTrace.hh"
41#include "sim/insttracer.hh"
42
43class ThreadContext;
44
45namespace Trace {
46
47class IntelTraceRecord : public InstRecord
48{
49  public:
50    IntelTraceRecord(Tick _when, ThreadContext *_thread,
51               const StaticInstPtr _staticInst, TheISA::PCState _pc,
52               bool spec, const StaticInstPtr _macroStaticInst = NULL)
53        : InstRecord(_when, _thread, _staticInst, _pc, spec,
54                _macroStaticInst)
55    {
56    }
57
58    void dump();
59};
60
61class IntelTrace : public InstTracer
62{
63  public:
64
65    IntelTrace(const IntelTraceParams *p) : InstTracer(p)
66    {}
67
68    IntelTraceRecord *
69    getInstRecord(Tick when, ThreadContext *tc,
70            const StaticInstPtr staticInst, TheISA::PCState pc,
71            const StaticInstPtr macroStaticInst = NULL)
72    {
73        if (!Debug::ExecEnable)
74            return NULL;
75
76        if (!Trace::enabled)
77            return NULL;
78
79        if (!Debug::ExecSpeculative && tc->misspeculating())
80            return NULL;
81
82        return new IntelTraceRecord(when, tc,
83                staticInst, pc, tc->misspeculating(), macroStaticInst);
84    }
85};
86
87} // namespace Trace
88
89#endif // __CPU_INTELTRACE_HH__
90