1/*
2 * Copyright (c) 2001-2006 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;

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27 *
28 * Authors: Nathan Binkert
29 * Steve Reinhardt
30 */
31
32#ifndef __BASE_TRACE_HH__
33#define __BASE_TRACE_HH__
34
35#include <string>
36#include <vector>
37
38#include "base/cprintf.hh"
39#include "base/match.hh"
40#include "base/traceflags.hh"
41#include "sim/host.hh"
42#include "sim/root.hh"
43
44namespace Trace {
45
46std::ostream &output();
47void setOutput(const std::string &filename);
48
49extern bool enabled;
50typedef std::vector<bool> FlagVec;
51extern FlagVec flags;
52inline bool IsOn(int t) { return flags[t]; }
53bool changeFlag(const char *str, bool value);
54void dumpStatus();
55
56extern ObjectMatch ignore;
57extern const std::string DefaultName;
58
59void dprintf(Tick when, const std::string &name, const char *format,
60 CPRINTF_DECLARATION);
61void dump(Tick when, const std::string &name, const void *data, int len);
62
63/* namespace Trace */ }
64
65// This silly little class allows us to wrap a string in a functor
66// object so that we can give a name() that DPRINTF will like
67struct StringWrap
68{
69 std::string str;
70 StringWrap(const std::string &s) : str(s) {}
71 const std::string &operator()() const { return str; }
72};

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84//
85
86#if TRACING_ON
87
88#define DTRACE(x) (Trace::IsOn(Trace::x) && Trace::enabled)
89
90#define DDUMP(x, data, count) do { \
91 if (DTRACE(x)) \
92 Trace::dump(curTick, name(), data, count); \
93} while (0)
94
95#define DPRINTF(x, ...) do { \
96 if (DTRACE(x)) \
97 Trace::dprintf(curTick, name(), __VA_ARGS__); \
98} while (0)
99
100#define DPRINTFR(x, ...) do { \
101 if (DTRACE(x)) \
102 Trace::dprintf((Tick)-1, std::string(), __VA_ARGS__); \
103} while (0)
104
105#define DDUMPN(data, count) do { \
106 Trace::dump(curTick, name(), data, count); \
107} while (0)
108
109#define DPRINTFN(...) do { \
110 Trace::dprintf(curTick, name(), __VA_ARGS__); \
111} while (0)
112
113#define DPRINTFNR(...) do { \
114 Trace::dprintf((Tick)-1, string(), __VA_ARGS__); \
115} while (0)
116
117#else // !TRACING_ON
118
119#define DTRACE(x) (false)
120#define DDUMP(x, data, count) do {} while (0)
121#define DPRINTF(x, ...) do {} while (0)
122#define DPRINTFR(...) do {} while (0)
123#define DDUMPN(data, count) do {} while (0)
124#define DPRINTFN(...) do {} while (0)
125#define DPRINTFNR(...) do {} while (0)
126
127#endif // TRACING_ON
128
129#endif // __BASE_TRACE_HH__