>From fa9e15130c75117a01adeaa5805651833e323bb8 Mon Sep 17 00:00:00 2001 From: Bruno Haible Date: Tue, 11 Jul 2023 21:54:54 +0200 Subject: [PATCH 2/3] mbuiter: Add a benchmark. * tests/bench-mbuiter.c: New file, based on tests/bench-mbiter.c. * modules/mbuiter-bench-tests: New file. --- ChangeLog | 4 ++ modules/mbuiter-bench-tests | 18 +++++ tests/bench-mbuiter.c | 133 ++++++++++++++++++++++++++++++++++++ 3 files changed, 155 insertions(+) create mode 100644 modules/mbuiter-bench-tests create mode 100644 tests/bench-mbuiter.c diff --git a/ChangeLog b/ChangeLog index 7b2ec82db7..9b5ed4b15b 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2023-07-11 Bruno Haible + mbuiter: Add a benchmark. + * tests/bench-mbuiter.c: New file, based on tests/bench-mbiter.c. + * modules/mbuiter-bench-tests: New file. + mbiter: Add a benchmark. * tests/bench-mbiter.c: New file. * tests/bench-multibyte.h: New file. diff --git a/modules/mbuiter-bench-tests b/modules/mbuiter-bench-tests new file mode 100644 index 0000000000..1e11c43e5a --- /dev/null +++ b/modules/mbuiter-bench-tests @@ -0,0 +1,18 @@ +Files: +tests/bench-mbuiter.c +tests/bench-multibyte.h +tests/bench.h + +Depends-on: +mbrtoc32-regular +mbuiter +setlocale +striconv +getrusage +gettimeofday + +configure.ac: + +Makefile.am: +noinst_PROGRAMS += bench-mbuiter +bench_mbuiter_LDADD = $(LDADD) $(LIBUNISTRING) $(SETLOCALE_LIB) $(MBRTOWC_LIB) $(LIBC32CONV) diff --git a/tests/bench-mbuiter.c b/tests/bench-mbuiter.c new file mode 100644 index 0000000000..0c245251d9 --- /dev/null +++ b/tests/bench-mbuiter.c @@ -0,0 +1,133 @@ +/* Benchmarks for the mbuiter module. + Copyright (C) 2023 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +#include + +#include +#include +#include +#include + +#include "bench.h" +#include "bench-multibyte.h" +#include "mbuiter.h" + +unsigned long long volatile result; + +static void +do_test (char test, int repeat, const char *locale_name, const char *text) +{ + printf ("Test %c\n", test); + if (setlocale (LC_ALL, locale_name) != NULL) + { + struct timings_state ts; + timing_start (&ts); + + int count; + for (count = 0; count < repeat; count++) + { + unsigned long long sum = 0; + mbui_iterator_t iter; + for (mbui_init (iter, text); mbui_avail (iter); mbui_advance (iter)) + { + sum += mbui_cur (iter).wc; + } + result = sum; + } + + timing_end (&ts); + timing_output (&ts); + } + else + { + printf ("Skipping test: locale %s not installed.\n", locale_name); + } + printf ("\n"); +} + +/* Performs some or all of the following tests: + a - ASCII text, C locale + b - ASCII text, UTF-8 locale + c - French text, C locale + d - French text, ISO-8859-1 locale + e - French text, UTF-8 locale + f - Greek text, C locale + g - Greek text, ISO-8859-7 locale + h - Greek text, UTF-8 locale + i - Chinese text, UTF-8 locale + j - Chinese text, GB18030 locale + Pass the tests to be performed as first argument. */ +int +main (int argc, char *argv[]) +{ + if (argc != 3) + { + fprintf (stderr, "Usage: %s TESTS REPETITIONS\n", argv[0]); + fprintf (stderr, "Example: %s abcdefghij 100000\n", argv[0]); + exit (1); + } + + const char *tests = argv[1]; + int repeat = atoi (argv[2]); + + text_init (); + + /* Execute each test. */ + size_t i; + for (i = 0; i < strlen (tests); i++) + { + char test = tests[i]; + + switch (test) + { + case 'a': + do_test (test, repeat, "C", text_latin_ascii); + break; + case 'b': + do_test (test, repeat, "en_US.UTF-8", text_latin_ascii); + break; + case 'c': + do_test (test, repeat, "C", text_french_iso8859); + break; + case 'd': + do_test (test, repeat, "fr_FR.ISO-8859-1", text_french_iso8859); + break; + case 'e': + do_test (test, repeat, "en_US.UTF-8", text_french_utf8); + break; + case 'f': + do_test (test, repeat, "C", text_greek_iso8859); + break; + case 'g': + do_test (test, repeat, "el_GR.ISO-8859-7", text_greek_iso8859); + break; + case 'h': + do_test (test, repeat, "en_US.UTF-8", text_greek_utf8); + break; + case 'i': + do_test (test, repeat, "en_US.UTF-8", text_chinese_utf8); + break; + case 'j': + do_test (test, repeat, "zh_CN.GB18030", text_chinese_gb18030); + break; + default: + /* Ignore. */ + ; + } + } + + return 0; +} -- 2.34.1