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#include <unistd.h> 32#include <stdlib.h> 33#include <stdio.h> 34#include <string.h> 35 36#include "libmicro.h" 37 38static int unaligned = 0; 39static int opts = 100; 40 41typedef struct { 42 int ts_once; 43 char *ts_string; 44 char *ts_fakegcc; 45} tsd_t; 46 47int 48benchmark_init() 49{ 50 51 lm_tsdsize = sizeof (tsd_t); 52 53 (void) sprintf(lm_optstr, "s:n"); 54 55 (void) sprintf(lm_usage, 56 " [-s string size (default %d)]\n" 57 " [-n causes unaligned strchr]\n" 58 "notes: measures strchr()\n", 59 opts); 60 61 (void) sprintf(lm_header, "%8s", "size"); 62 63 return (0); 64} 65 66int 67benchmark_optswitch(int opt, char *optarg) 68{ 69 switch (opt) { 70 case 'n': 71 unaligned = 1; 72 break; 73 case 's': 74 opts = sizetoll(optarg); 75 break; 76 default: 77 return (-1); 78 } 79 return (0); 80} 81 82int 83benchmark_initbatch(void *tsd) 84{ 85 tsd_t *ts = (tsd_t *)tsd; 86 87 static char *demo = 88 "The quick brown fox jumps over the lazy dog."; 89 90 if (ts->ts_once++ == 0) { 91 int l = strlen(demo); 92 int i; 93 94 ts->ts_string = malloc(opts + 1 + unaligned); 95 ts->ts_string += unaligned; 96 97 98 for (i = 0; i < opts; i++) { 99 ts->ts_string[i] = demo[i%l]; 100 } 101 102 ts->ts_string[opts] = 0; 103 104 } 105 return (0); 106} 107 108int 109benchmark(void *tsd, result_t *res) 110{ 111 int i; 112 tsd_t *ts = (tsd_t *)tsd; 113 char *src = ts->ts_string; 114 115 for (i = 0; i < lm_optB; i += 10) { 116 ts->ts_fakegcc = strchr(src, 'X'); 117 ts->ts_fakegcc = strchr(src, 'X'); 118 ts->ts_fakegcc = strchr(src, 'X'); 119 ts->ts_fakegcc = strchr(src, 'X'); 120 ts->ts_fakegcc = strchr(src, 'X'); 121 ts->ts_fakegcc = strchr(src, 'X'); 122 ts->ts_fakegcc = strchr(src, 'X'); 123 ts->ts_fakegcc = strchr(src, 'X'); 124 ts->ts_fakegcc = strchr(src, 'X'); 125 ts->ts_fakegcc = strchr(src, 'X'); 126 } 127 128 res->re_count = lm_optB; 129 130 return (0); 131} 132 133char * 134benchmark_result() 135{ 136 static char result[256]; 137 138 if (unaligned == 0) 139 (void) sprintf(result, "%8d", opts); 140 else 141 (void) sprintf(result, "%8d <unaligned>", opts); 142 143 return (result); 144} 145