1/*
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2 * Copyright (c) 2014 ARM Limited 3 * All rights reserved 4 * |
5 * Copyright (c) 2001-2006 The Regents of The University of Michigan 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions are 10 * met: redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer; 12 * redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution; 15 * neither the name of the copyright holders nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 * 31 * Authors: Nathan Binkert 32 * Steve Reinhardt
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33 * Andrew Bardsley |
34 */ 35 36#include <cctype> 37#include <fstream> 38#include <iostream>
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39#include <sstream> |
40#include <string> 41 42#include "base/misc.hh" 43#include "base/output.hh" 44#include "base/str.hh" 45#include "base/trace.hh" 46
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42using namespace std;
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47const std::string &name() 48{ 49 static const std::string default_name("global"); |
50
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44namespace Trace {
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51 return default_name; 52} |
53
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46const string DefaultName("global");
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54namespace Trace 55{ 56 |
57bool enabled = false; 58
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49//
50// This variable holds the output stream for debug information. Other
51// than setting up/redirecting this stream, do *NOT* reference this
52// directly; use DebugOut() (see below) to access this stream for
53// output.
54//
55ostream *dprintf_stream = &cerr;
56ostream &
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59// This variable holds the output logger for debug information. Other 60// than setting up/redirecting this logger, do *NOT* reference this 61// directly 62 63Logger *debug_logger = NULL; 64 65Logger * 66getDebugLogger() 67{ 68 /* Set a default logger to cerr when no other logger is set */ 69 if (!debug_logger) 70 debug_logger = new OstreamLogger(std::cerr); 71 72 return debug_logger; 73} 74 75std::ostream & |
76output() 77{
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59 return *dprintf_stream;
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78 return getDebugLogger()->getOstream(); |
79} 80 81void
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63setOutput(const string &filename)
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82setDebugLogger(Logger *logger) |
83{
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65 dprintf_stream = simout.find(filename);
66 if (!dprintf_stream)
67 dprintf_stream = simout.create(filename);
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84 if (!logger) 85 warn("Trying to set debug logger to NULL\n"); 86 else 87 debug_logger = logger; |
88} 89 90ObjectMatch ignore; 91
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72
73bool
74__dprintf_prologue(Tick when, const std::string &name)
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92void 93Logger::dump(Tick when, const std::string &name, const void *d, int len) |
94{ 95 if (!name.empty() && ignore.match(name))
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77 return false;
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96 return; |
97
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79 std::ostream &os = *dprintf_stream;
80
81 if (when != MaxTick)
82 ccprintf(os, "%7d: ", when);
83
84 if (!name.empty())
85 os << name << ": ";
86
87 return true;
88}
89
90void
91dump(Tick when, const std::string &name, const void *d, int len)
92{
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98 const char *data = static_cast<const char *>(d);
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94 std::ostream &os = *dprintf_stream;
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99 int c, i, j; 100 101 for (i = 0; i < len; i += 16) {
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98 if (!__dprintf_prologue(when, name))
99 return;
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102 std::ostringstream line; |
103
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101 ccprintf(os, "%08x ", i);
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104 ccprintf(line, "%08x ", i); |
105 c = len - i; 106 if (c > 16) c = 16; 107 108 for (j = 0; j < c; j++) {
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106 ccprintf(os, "%02x ", data[i + j] & 0xff);
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109 ccprintf(line, "%02x ", data[i + j] & 0xff); |
110 if ((j & 0xf) == 7 && j > 0)
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108 ccprintf(os, " ");
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111 ccprintf(line, " "); |
112 } 113 114 for (; j < 16; j++)
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112 ccprintf(os, " ");
113 ccprintf(os, " ");
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115 ccprintf(line, " "); 116 ccprintf(line, " "); |
117 118 for (j = 0; j < c; j++) { 119 int ch = data[i + j] & 0x7f;
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117 ccprintf(os, "%c", (char)(isprint(ch) ? ch : ' '));
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120 ccprintf(line, "%c", (char)(isprint(ch) ? ch : ' ')); |
121 } 122
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120 ccprintf(os, "\n");
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123 ccprintf(line, "\n"); 124 logMessage(when, name, line.str()); |
125 126 if (c < 16) 127 break; 128 } 129} 130
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131void 132OstreamLogger::logMessage(Tick when, const std::string &name, 133 const std::string &message) 134{ 135 if (!name.empty() && ignore.match(name)) 136 return; 137 138 if (when != MaxTick) 139 ccprintf(stream, "%7d: ", when); 140 141 if (!name.empty()) 142 stream << name << ": "; 143 144 stream << message; 145 stream.flush(); 146} 147 |
148} // namespace Trace
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