1/* 2 * Copyright (c) 2002-2005 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Nathan Binkert 29 */ 30 31#include <iostream> 32#include <list> 33#include <sstream> 34#include <string> 35 36#include "base/cprintf.hh" 37 38using namespace std; 39 40volatile int stop = false; 41 42void 43handle_alarm(int signal) 44{ 45 stop = true; 46} 47 48void 49do_test(int seconds) 50{ 51 stop = false; 52 alarm(seconds); 53} 54 55int 56main() 57{ 58 stringstream result; 59 int iterations = 0; 60 61 signal(SIGALRM, handle_alarm); 62 63 do_test(10); 64 while (!stop) { 65 stringstream result; 66 ccprintf(result, 67 "this is a %s of %d iterations %3.2f %#x\n", 68 "test", iterations, 51.934, &result); 69 70 iterations += 1; 71 } 72 73 cprintf("completed %d iterations of ccprintf in 10s, %f iterations/s\n", 74 iterations, iterations / 10.0); 75 76 do_test(10); 77 while (!stop) { 78 char result[1024]; 79 sprintf(result, 80 "this is a %s of %d iterations %3.2f %#x\n", 81 "test", iterations, 51.934, &result); 82 83 iterations += 1; 84 } 85 86 cprintf("completed %d iterations of sprintf in 10s, %f iterations/s\n", 87 iterations, iterations / 10.0); 88 89 return 0; 90} 91