time.cc revision 7840
12SN/A/* 21762SN/A * Copyright (c) 2003-2005 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 292SN/A */ 302SN/A 312SN/A#include <iostream> 327840Snate@binkert.org#include <sstream> 332SN/A 34400SN/A#include "base/time.hh" 357840Snate@binkert.org#include "config/use_posix_clock.hh" 362SN/A 372SN/Ausing namespace std; 382SN/A 397840Snate@binkert.orgvoid 407840Snate@binkert.orgTime::_set(bool monotonic) 412SN/A{ 427840Snate@binkert.org#if USE_POSIX_CLOCK 437840Snate@binkert.org ::clock_gettime(monotonic ? CLOCK_MONOTONIC : CLOCK_REALTIME, &_time); 447840Snate@binkert.org#else 45400SN/A timeval tv; 467840Snate@binkert.org ::gettimeofday(&tv, NULL); 477840Snate@binkert.org operator=(tv); 487840Snate@binkert.org#endif 49400SN/A} 50400SN/A 51400SN/Astring 527840Snate@binkert.orgTime::date(const string &format) const 53400SN/A{ 547840Snate@binkert.org time_t sec = this->sec(); 55400SN/A char buf[256]; 56400SN/A 57400SN/A if (format.empty()) { 583918Ssaidi@eecs.umich.edu#ifdef __SUNPRO_CC 597840Snate@binkert.org ctime_r(&sec, buf, sizeof(buf)); 603918Ssaidi@eecs.umich.edu#else 61400SN/A ctime_r(&sec, buf); 623918Ssaidi@eecs.umich.edu#endif 63400SN/A buf[24] = '\0'; 64400SN/A return buf; 652SN/A } 662SN/A 67400SN/A struct tm *tm = localtime(&sec); 68400SN/A strftime(buf, sizeof(buf), format.c_str(), tm); 69400SN/A return buf; 70400SN/A} 712SN/A 727840Snate@binkert.orgstring 737840Snate@binkert.orgTime::time() const 74400SN/A{ 757840Snate@binkert.org double time = double(*this); 767840Snate@binkert.org double secs = fmod(time, 60.0); 777840Snate@binkert.org double all_mins = floor(time / 60.0); 787840Snate@binkert.org double mins = fmod(all_mins, 60.0); 797840Snate@binkert.org double hours = floor(all_mins / 60.0); 807840Snate@binkert.org 817840Snate@binkert.org stringstream str; 827840Snate@binkert.org 837840Snate@binkert.org if (hours > 0.0) { 847840Snate@binkert.org if (hours < 10.0) 857840Snate@binkert.org str << '0'; 867840Snate@binkert.org str << hours << ':'; 877840Snate@binkert.org } 887840Snate@binkert.org 897840Snate@binkert.org if (mins > 0.0) { 907840Snate@binkert.org if (mins < 10.0) 917840Snate@binkert.org str << '0'; 927840Snate@binkert.org str << mins << ':'; 937840Snate@binkert.org } 947840Snate@binkert.org 957840Snate@binkert.org if (secs < 10.0 && !str.str().empty()) 967840Snate@binkert.org str << '0'; 977840Snate@binkert.org str << secs; 987840Snate@binkert.org 997840Snate@binkert.org return str.str(); 100400SN/A} 1012SN/A 1027840Snate@binkert.orgvoid 1037840Snate@binkert.orgsleep(const Time &time) 104400SN/A{ 1057840Snate@binkert.org timespec ts = time; 1067840Snate@binkert.org 1077840Snate@binkert.org#if USE_POSIX_CLOCK 1087840Snate@binkert.org clock_nanosleep(CLOCK_MONOTONIC, 0, &ts, NULL); 1097840Snate@binkert.org#else 1107840Snate@binkert.org nanosleep(&ts, NULL); 1117840Snate@binkert.org#endif 112400SN/A} 113