/* * Copyright (c) 2002-2005 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 */ #include #include #include #include #include "base/cprintf.hh" using namespace std; volatile int stop = false; void handle_alarm(int signal) { stop = true; } void do_test(int seconds) { stop = false; alarm(seconds); } int main() { stringstream result; int iterations = 0; signal(SIGALRM, handle_alarm); do_test(10); while (!stop) { stringstream result; ccprintf(result, "this is a %s of %d iterations %3.2f %#x\n", "test", iterations, 51.934, &result); iterations += 1; } cprintf("completed %d iterations of ccprintf in 10s, %f iterations/s\n", iterations, iterations / 10.0); do_test(10); while (!stop) { char result[1024]; sprintf(result, "this is a %s of %d iterations %3.2f %#x\n", "test", iterations, 51.934, &result); iterations += 1; } cprintf("completed %d iterations of sprintf in 10s, %f iterations/s\n", iterations, iterations / 10.0); return 0; }