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1 | ;;; read.bm --- Exercise the reader. -*- Scheme -*- |
2 | ;;; | |
ff4d3672 | 3 | ;;; Copyright (C) 2008, 2010, 2012 Free Software Foundation, Inc. |
6bb1dc98 | 4 | ;;; |
53befeb7 NJ |
5 | ;;; This program is free software; you can redistribute it and/or |
6 | ;;; modify it under the terms of the GNU Lesser General Public License | |
7 | ;;; as published by the Free Software Foundation; either version 3, or | |
8 | ;;; (at your option) any later version. | |
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9 | ;;; |
10 | ;;; This program is distributed in the hope that it will be useful, | |
11 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
53befeb7 | 13 | ;;; GNU Lesser General Public License for more details. |
6bb1dc98 | 14 | ;;; |
53befeb7 NJ |
15 | ;;; You should have received a copy of the GNU Lesser General Public |
16 | ;;; License along with this software; see the file COPYING.LESSER. If | |
17 | ;;; not, write to the Free Software Foundation, Inc., 51 Franklin | |
18 | ;;; Street, Fifth Floor, Boston, MA 02110-1301 USA | |
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19 | |
20 | (define-module (benchmarks read) | |
21 | :use-module (benchmark-suite lib)) | |
22 | ||
23 | \f | |
24 | (define %files-to-load | |
25 | ;; Various large Scheme files. | |
26 | (map %search-load-path | |
27 | '("ice-9/boot-9.scm" "ice-9/common-list.scm" | |
28 | "ice-9/format.scm" "ice-9/optargs.scm" | |
29 | "ice-9/session.scm" "ice-9/getopt-long.scm" | |
689af211 | 30 | "ice-9/psyntax-pp.scm"))) |
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31 | |
32 | (define (load-file-with-reader file-name reader buffering) | |
33 | (with-input-from-file file-name | |
34 | (lambda () | |
35 | (apply setvbuf (current-input-port) buffering) | |
36 | (let loop ((sexp (reader))) | |
37 | (if (eof-object? sexp) | |
38 | #t | |
39 | (loop (reader))))))) | |
40 | ||
41 | (define (exercise-read buffering) | |
42 | (for-each (lambda (file) | |
43 | (load-file-with-reader file read buffering)) | |
44 | %files-to-load)) | |
45 | ||
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46 | (define small "\"hello, world!\"") |
47 | (define large (string-append "\"" (make-string 1234 #\A) "\"")) | |
48 | ||
49 | (fluid-set! %default-port-encoding "UTF-8") ; for string ports | |
50 | ||
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51 | \f |
52 | (with-benchmark-prefix "read" | |
53 | ||
54 | (benchmark "_IONBF" 5 ;; this one is very slow | |
55 | (exercise-read (list _IONBF))) | |
56 | ||
59047043 | 57 | (benchmark "_IOLBF" 10 |
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58 | (exercise-read (list _IOLBF))) |
59 | ||
59047043 | 60 | (benchmark "_IOFBF 4096" 10 |
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61 | (exercise-read (list _IOFBF 4096))) |
62 | ||
59047043 | 63 | (benchmark "_IOFBF 8192" 10 |
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64 | (exercise-read (list _IOFBF 8192))) |
65 | ||
59047043 | 66 | (benchmark "_IOFBF 16384" 10 |
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67 | (exercise-read (list _IOFBF 16384))) |
68 | ||
69 | (benchmark "small strings" 100000 | |
70 | (call-with-input-string small read)) | |
71 | ||
72 | (benchmark "large strings" 100000 | |
73 | (call-with-input-string large read))) |