| /* |
| * Copyright (c) 2001-2006 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. |
| * |
| * Authors: Nathan Binkert |
| * Steve Reinhardt |
| */ |
| |
| #include <cctype> |
| #include <fstream> |
| #include <iostream> |
| #include <string> |
| |
| #include "base/misc.hh" |
| #include "base/output.hh" |
| #include "base/str.hh" |
| #include "base/trace.hh" |
| #include "base/varargs.hh" |
| |
| using namespace std; |
| |
| namespace Trace { |
| |
| const string DefaultName("global"); |
| bool enabled = false; |
| |
| // |
| // This variable holds the output stream for debug information. Other |
| // than setting up/redirecting this stream, do *NOT* reference this |
| // directly; use DebugOut() (see below) to access this stream for |
| // output. |
| // |
| ostream *dprintf_stream = &cerr; |
| ostream & |
| output() |
| { |
| return *dprintf_stream; |
| } |
| |
| void |
| setOutput(const string &filename) |
| { |
| dprintf_stream = simout.find(filename); |
| if (!dprintf_stream) |
| dprintf_stream = simout.create(filename); |
| } |
| |
| ObjectMatch ignore; |
| |
| void |
| dprintf(Tick when, const std::string &name, const char *format, |
| CPRINTF_DEFINITION) |
| { |
| if (!name.empty() && ignore.match(name)) |
| return; |
| |
| std::ostream &os = *dprintf_stream; |
| |
| string fmt = ""; |
| CPrintfArgsList args(VARARGS_ALLARGS); |
| |
| if (!name.empty()) { |
| fmt = "%s: " + fmt; |
| args.push_front(name); |
| } |
| |
| if (when != (Tick)-1) { |
| fmt = "%7d: " + fmt; |
| args.push_front(when); |
| } |
| |
| fmt += format; |
| |
| ccprintf(os, fmt.c_str(), args); |
| os.flush(); |
| } |
| |
| void |
| dump(Tick when, const std::string &name, const void *d, int len) |
| { |
| if (!name.empty() && ignore.match(name)) |
| return; |
| |
| std::ostream &os = *dprintf_stream; |
| |
| string fmt = ""; |
| CPrintfArgsList args; |
| |
| if (!name.empty()) { |
| fmt = "%s: " + fmt; |
| args.push_front(name); |
| } |
| |
| if (when != (Tick)-1) { |
| fmt = "%7d: " + fmt; |
| args.push_front(when); |
| } |
| |
| const char *data = static_cast<const char *>(d); |
| int c, i, j; |
| for (i = 0; i < len; i += 16) { |
| ccprintf(os, fmt, args); |
| ccprintf(os, "%08x ", i); |
| c = len - i; |
| if (c > 16) c = 16; |
| |
| for (j = 0; j < c; j++) { |
| ccprintf(os, "%02x ", data[i + j] & 0xff); |
| if ((j & 0xf) == 7 && j > 0) |
| ccprintf(os, " "); |
| } |
| |
| for (; j < 16; j++) |
| ccprintf(os, " "); |
| ccprintf(os, " "); |
| |
| for (j = 0; j < c; j++) { |
| int ch = data[i + j] & 0x7f; |
| ccprintf(os, "%c", (char)(isprint(ch) ? ch : ' ')); |
| } |
| |
| ccprintf(os, "\n"); |
| |
| if (c < 16) |
| break; |
| } |
| } |
| |
| } // namespace Trace |