1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms 5 * of the Common Development and Distribution License 6 * (the "License"). You may not use this file except 7 * in compliance with the License. 8 * 9 * You can obtain a copy of the license at 10 * src/OPENSOLARIS.LICENSE 11 * or http://www.opensolaris.org/os/licensing. 12 * See the License for the specific language governing 13 * permissions and limitations under the License. 14 * 15 * When distributing Covered Code, include this CDDL 16 * HEADER in each file and include the License file at 17 * usr/src/OPENSOLARIS.LICENSE. If applicable, 18 * add the following below this CDDL HEADER, with the 19 * fields enclosed by brackets "[]" replaced with your 20 * own identifying information: Portions Copyright [yyyy] 21 * [name of copyright owner] 22 * 23 * CDDL HEADER END 24 */ 25 26/* 27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 28 * Use is subject to license terms. 29 */ 30 31 32#include <unistd.h> 33#include <stdio.h> 34#include <stdlib.h> 35#include <string.h> 36 37#include "libmicro.h" 38 39#define DEFD 100 40 41static int optd = DEFD; 42 43int recurse2(int x, int y, char *s); 44 45/*ARGSUSED*/ 46int 47recurse1(int x, int y, char *s) 48{ 49 char str[32]; 50 51 if (x < y) { 52 return (recurse2(x + 1, y, str)); 53 } 54 55 return (x); 56} 57 58int 59benchmark_init() 60{ 61 lm_tsdsize = 0; 62 63 (void) sprintf(lm_optstr, "d:"); 64 65 (void) sprintf(lm_usage, 66 " [-d depth-limit (default = %d)]\n" 67 "notes: measures recursion performance\n", 68 DEFD); 69 70 return (0); 71} 72 73int 74benchmark_optswitch(int opt, char *optarg) 75{ 76 switch (opt) { 77 case 'd': 78 optd = atoi(optarg); 79 break; 80 default: 81 return (-1); 82 } 83 return (0); 84} 85 86/*ARGSUSED*/ 87int 88benchmark(void *tsd, result_t *res) 89{ 90 int i; 91 92 for (i = 0; i < lm_optB; i++) { 93 (void) recurse1(0, optd, NULL); 94 } 95 res->re_count = i; 96 97 return (0); 98} 99