trace.cc revision 10292
12SN/A/* 24039Sbinkertn@umich.edu * Copyright (c) 2001-2006 The Regents of The University of Michigan 32SN/A * All rights reserved. 42SN/A * 52SN/A * Redistribution and use in source and binary forms, with or without 62SN/A * modification, are permitted provided that the following conditions are 72SN/A * met: redistributions of source code must retain the above copyright 82SN/A * notice, this list of conditions and the following disclaimer; 92SN/A * redistributions in binary form must reproduce the above copyright 102SN/A * notice, this list of conditions and the following disclaimer in the 112SN/A * documentation and/or other materials provided with the distribution; 122SN/A * neither the name of the copyright holders nor the names of its 132SN/A * contributors may be used to endorse or promote products derived from 142SN/A * this software without specific prior written permission. 152SN/A * 162SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272665Ssaidi@eecs.umich.edu * 282665Ssaidi@eecs.umich.edu * Authors: Nathan Binkert 292665Ssaidi@eecs.umich.edu * Steve Reinhardt 302SN/A */ 312SN/A 328229Snate@binkert.org#include <cctype> 332SN/A#include <fstream> 342SN/A#include <iostream> 352SN/A#include <string> 362SN/A 3756SN/A#include "base/misc.hh" 384046Sbinkertn@umich.edu#include "base/output.hh" 394046Sbinkertn@umich.edu#include "base/str.hh" 4056SN/A#include "base/trace.hh" 412SN/A 422SN/Ausing namespace std; 432SN/A 442SN/Anamespace Trace { 458232Snate@binkert.org 462SN/Aconst string DefaultName("global"); 474074Sbinkertn@umich.edubool enabled = false; 482SN/A 492SN/A// 502SN/A// This variable holds the output stream for debug information. Other 512SN/A// than setting up/redirecting this stream, do *NOT* reference this 522SN/A// directly; use DebugOut() (see below) to access this stream for 532SN/A// output. 542SN/A// 55488SN/Aostream *dprintf_stream = &cerr; 564046Sbinkertn@umich.eduostream & 574046Sbinkertn@umich.eduoutput() 584046Sbinkertn@umich.edu{ 594046Sbinkertn@umich.edu return *dprintf_stream; 604046Sbinkertn@umich.edu} 614046Sbinkertn@umich.edu 624046Sbinkertn@umich.eduvoid 634046Sbinkertn@umich.edusetOutput(const string &filename) 644046Sbinkertn@umich.edu{ 654046Sbinkertn@umich.edu dprintf_stream = simout.find(filename); 668640SAli.Saidi@ARM.com if (!dprintf_stream) 678640SAli.Saidi@ARM.com dprintf_stream = simout.create(filename); 684046Sbinkertn@umich.edu} 692SN/A 701031SN/AObjectMatch ignore; 712SN/A 7210292SAndreas.Sandberg@ARM.com 7310292SAndreas.Sandberg@ARM.combool 7410292SAndreas.Sandberg@ARM.com__dprintf_prologue(Tick when, const std::string &name) 754046Sbinkertn@umich.edu{ 764046Sbinkertn@umich.edu if (!name.empty() && ignore.match(name)) 7710292SAndreas.Sandberg@ARM.com return false; 782SN/A 794046Sbinkertn@umich.edu std::ostream &os = *dprintf_stream; 802SN/A 8110292SAndreas.Sandberg@ARM.com if (when != MaxTick) 8210292SAndreas.Sandberg@ARM.com ccprintf(os, "%7d: ", when); 832SN/A 8410292SAndreas.Sandberg@ARM.com if (!name.empty()) 8510292SAndreas.Sandberg@ARM.com os << name << ": "; 862SN/A 8710292SAndreas.Sandberg@ARM.com return true; 882SN/A} 892SN/A 904046Sbinkertn@umich.eduvoid 914046Sbinkertn@umich.edudump(Tick when, const std::string &name, const void *d, int len) 922SN/A{ 9310292SAndreas.Sandberg@ARM.com const char *data = static_cast<const char *>(d); 9410292SAndreas.Sandberg@ARM.com std::ostream &os = *dprintf_stream; 9510292SAndreas.Sandberg@ARM.com int c, i, j; 962SN/A 9710292SAndreas.Sandberg@ARM.com for (i = 0; i < len; i += 16) { 9810292SAndreas.Sandberg@ARM.com if (!__dprintf_prologue(when, name)) 9910292SAndreas.Sandberg@ARM.com return; 1002SN/A 1014046Sbinkertn@umich.edu ccprintf(os, "%08x ", i); 1022SN/A c = len - i; 1032SN/A if (c > 16) c = 16; 1042SN/A 1052SN/A for (j = 0; j < c; j++) { 1062SN/A ccprintf(os, "%02x ", data[i + j] & 0xff); 1072SN/A if ((j & 0xf) == 7 && j > 0) 1082SN/A ccprintf(os, " "); 1092SN/A } 1102SN/A 1112SN/A for (; j < 16; j++) 1122SN/A ccprintf(os, " "); 1132SN/A ccprintf(os, " "); 1142SN/A 1152SN/A for (j = 0; j < c; j++) { 1162SN/A int ch = data[i + j] & 0x7f; 1174046Sbinkertn@umich.edu ccprintf(os, "%c", (char)(isprint(ch) ? ch : ' ')); 1182SN/A } 1192SN/A 1202SN/A ccprintf(os, "\n"); 1212SN/A 1222SN/A if (c < 16) 1232SN/A break; 1242SN/A } 1252SN/A} 1264046Sbinkertn@umich.edu 1277811Ssteve.reinhardt@amd.com} // namespace Trace 128