File size: 11,087 Bytes
3dcad1f |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 |
;;; coding: latin1 -*- mode: scheme; coding: latin-1; -*-
;;; srfi-13.bm
;;;
;;; Copyright (C) 2009 Free Software Foundation, Inc.
;;;
;;;
;;; This program is free software; you can redistribute it and/or
;;; modify it under the terms of the GNU Lesser General Public License
;;; as published by the Free Software Foundation; either version 3, or
;;; (at your option) any later version.
;;;
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU Lesser General Public License for more details.
;;;
;;; You should have received a copy of the GNU Lesser General Public
;;; License along with this software; see the file COPYING.LESSER. If
;;; not, write to the Free Software Foundation, Inc., 51 Franklin
;;; Street, Fifth Floor, Boston, MA 02110-1301 USA
(define-module (benchmarks strings)
:use-module (benchmark-suite lib))
(seed->random-state 1)
(define short-string "Hi")
(define medium-string
"ARMA virumque cano, Troiae qui primus ab oris
Italiam, fato profugus, Laviniaque venit")
(define long-string
(string-tabulate
(lambda (n) (integer->char (+ 32 (random 90))))
1000))
(define short-chlist (string->list short-string))
(define medium-chlist (string->list medium-string))
(define long-chlist (string->list long-string))
(define str1 (string-copy short-string))
(define str2 (string-copy medium-string))
(define str3 (string-copy long-string))
(with-benchmark-prefix "strings"
(with-benchmark-prefix "predicates"
(benchmark "string?" 1190000
(string? short-string)
(string? medium-string)
(string? long-string))
(benchmark "null?" 969000
(string-null? short-string)
(string-null? medium-string)
(string-null? long-string))
(benchmark "any" 94000
(string-any #\a short-string)
(string-any #\a medium-string)
(string-any #\a long-string))
(benchmark "every" 94000
(string-every #\a short-string)
(string-every #\a medium-string)
(string-every #\a long-string)))
(with-benchmark-prefix "constructors"
(benchmark "string" 5000
(apply string short-chlist)
(apply string medium-chlist)
(apply string long-chlist))
(benchmark "list->" 4500
(list->string short-chlist)
(list->string medium-chlist)
(list->string long-chlist))
(benchmark "reverse-list->" 5000
(reverse-list->string short-chlist)
(reverse-list->string medium-chlist)
(reverse-list->string long-chlist))
(benchmark "make" 22000
(make-string 250 #\x))
(benchmark "tabulate" 17000
(string-tabulate integer->char 250))
(benchmark "join" 5500
(string-join (list short-string medium-string long-string) "|" 'suffix)))
(with-benchmark-prefix "list/string"
(benchmark "->list" 7300
(string->list short-string)
(string->list medium-string)
(string->list long-string))
(benchmark "split" 60000
(string-split short-string #\a)
(string-split medium-string #\a)
(string-split long-string #\a)))
(with-benchmark-prefix "selection"
(benchmark "ref" 660
(let loop ((k 0))
(if (< k (string-length short-string))
(begin
(string-ref short-string k)
(loop (+ k 1)))))
(let loop ((k 0))
(if (< k (string-length medium-string))
(begin
(string-ref medium-string k)
(loop (+ k 1)))))
(let loop ((k 0))
(if (< k (string-length long-string))
(begin
(string-ref long-string k)
(loop (+ k 1))))))
(benchmark "copy" 20000
(string-copy short-string)
(string-copy medium-string)
(string-copy long-string)
(substring/copy short-string 0 1)
(substring/copy medium-string 10 20)
(substring/copy long-string 100 200))
(benchmark "pad" 34000
(string-pad short-string 100)
(string-pad medium-string 100)
(string-pad long-string 100))
(benchmark "trim trim-right trim-both" 60000
(string-trim short-string char-alphabetic?)
(string-trim medium-string char-alphabetic?)
(string-trim long-string char-alphabetic?)
(string-trim-right short-string char-alphabetic?)
(string-trim-right medium-string char-alphabetic?)
(string-trim-right long-string char-alphabetic?)
(string-trim-both short-string char-alphabetic?)
(string-trim-both medium-string char-alphabetic?)
(string-trim-both long-string char-alphabetic?)))
(with-benchmark-prefix "modification"
(set! str1 (string-copy short-string))
(set! str2 (string-copy medium-string))
(set! str3 (string-copy long-string))
(benchmark "set!" 3000
(let loop ((k 1))
(if (< k (string-length short-string))
(begin
(string-set! str1 k #\x)
(loop (+ k 1)))))
(let loop ((k 20))
(if (< k (string-length medium-string))
(begin
(string-set! str2 k #\x)
(loop (+ k 1)))))
(let loop ((k 900))
(if (< k (string-length long-string))
(begin
(string-set! str3 k #\x)
(loop (+ k 1))))))
(set! str1 (string-copy short-string))
(set! str2 (string-copy medium-string))
(set! str3 (string-copy long-string))
(benchmark "sub-move!" 230000
(substring-move! short-string 0 2 str2 10)
(substring-move! medium-string 10 20 str3 20))
(set! str1 (string-copy short-string))
(set! str2 (string-copy medium-string))
(set! str3 (string-copy long-string))
(benchmark "fill!" 230000
(string-fill! str1 #\y 0 1)
(string-fill! str2 #\y 10 20)
(string-fill! str3 #\y 20 30))
(with-benchmark-prefix "comparison"
(benchmark "compare compare-ci" 140000
(string-compare short-string medium-string string<? string=? string>?)
(string-compare long-string medium-string string<? string=? string>?)
(string-compare-ci short-string medium-string string<? string=? string>?)
(string-compare-ci long-string medium-string string<? string=? string>?))
(benchmark "hash hash-ci" 1000
(string-hash short-string)
(string-hash medium-string)
(string-hash long-string)
(string-hash-ci short-string)
(string-hash-ci medium-string)
(string-hash-ci long-string))))
(with-benchmark-prefix "searching" 20000
(benchmark "prefix-length suffix-length" 270
(string-prefix-length short-string
(string-append short-string medium-string))
(string-prefix-length long-string
(string-append long-string medium-string))
(string-suffix-length short-string
(string-append medium-string short-string))
(string-suffix-length long-string
(string-append medium-string long-string))
(string-prefix-length-ci short-string
(string-append short-string medium-string))
(string-prefix-length-ci long-string
(string-append long-string medium-string))
(string-suffix-length-ci short-string
(string-append medium-string short-string))
(string-suffix-length-ci long-string
(string-append medium-string long-string)))
(benchmark "prefix? suffix?" 270
(string-prefix? short-string
(string-append short-string medium-string))
(string-prefix? long-string
(string-append long-string medium-string))
(string-suffix? short-string
(string-append medium-string short-string))
(string-suffix? long-string
(string-append medium-string long-string))
(string-prefix-ci? short-string
(string-append short-string medium-string))
(string-prefix-ci? long-string
(string-append long-string medium-string))
(string-suffix-ci? short-string
(string-append medium-string short-string))
(string-suffix-ci? long-string
(string-append medium-string long-string)))
(benchmark "index index-right rindex" 100000
(string-index short-string #\T)
(string-index medium-string #\T)
(string-index long-string #\T)
(string-index-right short-string #\T)
(string-index-right medium-string #\T)
(string-index-right long-string #\T)
(string-rindex short-string #\T)
(string-rindex medium-string #\T)
(string-rindex long-string #\T))
(benchmark "skip skip-right?" 100000
(string-skip short-string char-alphabetic?)
(string-skip medium-string char-alphabetic?)
(string-skip long-string char-alphabetic?)
(string-skip-right short-string char-alphabetic?)
(string-skip-right medium-string char-alphabetic?)
(string-skip-right long-string char-alphabetic?))
(benchmark "count" 10000
(string-count short-string char-alphabetic?)
(string-count medium-string char-alphabetic?)
(string-count long-string char-alphabetic?))
(benchmark "contains contains-ci" 34000
(string-contains short-string short-string)
(string-contains medium-string (substring medium-string 10 15))
(string-contains long-string (substring long-string 100 130))
(string-contains-ci short-string short-string)
(string-contains-ci medium-string (substring medium-string 10 15))
(string-contains-ci long-string (substring long-string 100 130)))
(set! str1 (string-copy short-string))
(set! str2 (string-copy medium-string))
(set! str3 (string-copy long-string))
(benchmark "upcase downcase upcase! downcase!" 600
(string-upcase short-string)
(string-upcase medium-string)
(string-upcase long-string)
(string-downcase short-string)
(string-downcase medium-string)
(string-downcase long-string)
(string-upcase! str1 0 1)
(string-upcase! str2 10 20)
(string-upcase! str3 100 130)
(string-downcase! str1 0 1)
(string-downcase! str2 10 20)
(string-downcase! str3 100 130)))
(with-benchmark-prefix "readers"
(benchmark "read token, method 1" 1200
(let ((buf (make-string 512)))
(let loop ((i 0))
(if (< i 512)
(begin
(string-set! buf i #\x)
(loop (+ i 1)))
buf))))
(benchmark "read token, method 2" 1200
(let ((lst '()))
(let loop ((i 0))
(set! lst (append! lst (list #\x)))
(if (< i 512)
(loop (+ i 1))
(list->string lst)))))))
|