1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
/*
* Copyright (c) 2003 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __TRACE_HH__
#define __TRACE_HH__
#include <vector>
#include "base/cprintf.hh"
#include "sim/host.hh"
#include "sim/universe.hh"
#ifndef TRACING_ON
#ifndef NDEBUG
#define TRACING_ON 1
#else
#define TRACING_ON 0
#endif
#endif
#include "base/trace_flags.hh"
namespace Trace {
typedef std::vector<bool> FlagVec;
extern FlagVec flags;
#if TRACING_ON
const bool On = true;
#else
const bool On = false;
#endif
inline bool
IsOn(int t)
{
return flags[t];
}
void dump(const uint8_t *data, int count);
class Record
{
protected:
Tick cycle;
Record(Tick _cycle)
: cycle(_cycle)
{
}
public:
virtual ~Record() {}
virtual void dump(std::ostream &) = 0;
};
class PrintfRecord : public Record
{
private:
const char *format;
const std::string &name;
cp::ArgList &args;
public:
PrintfRecord(const char *_format, cp::ArgList &_args,
Tick cycle, const std::string &_name)
: Record(cycle), format(_format), name(_name), args(_args)
{
}
virtual ~PrintfRecord();
virtual void dump(std::ostream &);
};
class RawDataRecord : public Record
{
private:
uint8_t *data;
int len;
public:
RawDataRecord(Tick cycle, const uint8_t *_data, int _len);
virtual ~RawDataRecord();
virtual void dump(std::ostream &);
};
class Log
{
private:
int size; // number of records in log
Record **buffer; // array of 'size' Record ptrs (circular buf)
Record **nextRecPtr; // next slot to use in buffer
Record **wrapRecPtr; // &buffer[size], for quick wrap check
public:
Log();
~Log();
void init(int _size);
void append(Record *); // append trace record to log
void dump(std::ostream &); // dump contents to stream
};
extern Log theLog;
extern int dprintf_ignore_size;
bool
dprintf_ignore_name(const std::string &name);
inline void
dprintf(const char *format, cp::ArgList &args, Tick cycle,
const std::string &name)
{
if (!dprintf_ignore_size || name.empty() || !dprintf_ignore_name(name))
theLog.append(new Trace::PrintfRecord(format, args, cycle, name));
}
inline void
rawDump(const uint8_t *data, int len)
{
theLog.append(new Trace::RawDataRecord(curTick, data, len));
}
extern const std::string DefaultName;
};
inline const std::string &name() { return Trace::DefaultName; }
std::ostream &DebugOut();
//
// DPRINTF is a debugging trace facility that allows one to
// selectively enable tracing statements. To use DPRINTF, there must
// be a function or functor called name() that returns a const
// std::string & in the current scope.
//
// If you desire that the automatic printing not occur, use DPRINTFR
// (R for raw)
//
#if TRACING_ON
#define DTRACE(x) (Trace::IsOn(Trace::x))
#define DCOUT(x) if (Trace::IsOn(Trace::x)) DebugOut()
#define DDUMP(x, data, count) \
do { \
using namespace Trace; \
if (Trace::IsOn(Trace::x)) \
rawDump(data, count); \
} while (0)
#define __dprintf(cycle, name, format, args...) \
Trace::dprintf(format, (*(new cp::ArgList), args), cycle, name)
#define DPRINTF(x, args...) \
do { \
if (Trace::IsOn(Trace::x)) \
__dprintf(curTick, name(), args, cp::ArgListNull()); \
} while (0)
#define DPRINTFR(x, args...) \
do { \
if (Trace::IsOn(Trace::x)) \
__dprintf((Tick)-1, string(), args, cp::ArgListNull()); \
} while (0)
#define DPRINTFN(args...) \
do { \
__dprintf(curTick, name(), args, cp::ArgListNull()); \
} while (0)
#else // !TRACING_ON
#define DTRACE(x) (false)
#define DCOUT(x) if (0) DebugOut()
#define DPRINTF(x, args...) do {} while (0)
#define DPRINTFR(args...) do {} while (0)
#define DPRINTFN(args...) do {} while (0)
#define DDUMP(x, data, count) do {} while (0)
#endif // TRACING_ON
#endif // __TRACE_HH__
|
