720 lines
18 KiB
C++
720 lines
18 KiB
C++
/*
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* This source file is part of the bstring string library as cppbench.cpp
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* The bstring string library is written by Paul Hsieh in 2002-2015,
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* and is covered by the BSD open source license. See :
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* * https://github.com/websnarf/bstrlib
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* * http://bstring.sourceforge.net/
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* * http://prdownloads.sourceforge.net/bstring/examples-09282006.zip?download
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Copyright (c) 2014, Paul Hsieh
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* Neither the name of bstrlib nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* Update of integrating M*LIB, LIBSRT & SDS done by Patrick Pelissier */
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/*
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* Benchmark based on the features tested by benchmark seen here:
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* http://www.utilitycode.com/str/performance.aspx
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*
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* The idea is to measure the performance empty constructors, char *
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* constructors, assignment, concatenation and scanning.
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*/
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#include <stdio.h>
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#include <time.h>
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#include <limits.h>
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#ifdef BENCH_CAN_USE_MSTARLIB
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#define NDEBUG
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#include "m-string.h"
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#endif
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#ifdef BENCH_CAN_USE_BSTRLIB
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#include "bstrlib.h"
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#include "bstrwrap.h"
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#include "bstraux.h"
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#endif
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#ifdef BENCH_CAN_USE_LIBSRT
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#include "sstring.h"
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#endif
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#ifdef BENCH_CAN_USE_SDS
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extern "C" {
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#include "sds.h"
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};
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#endif
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#if defined (BENCH_CAN_USE_STL)
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#include <string>
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#endif
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#define TEST_SECONDS (5)
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int timeTest (double &res, int (*testfn) (int count), int count) {
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clock_t t0, t1;
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int p = 0;
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double x, c = 0;
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t0 = clock ();
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do {
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p += testfn (count);
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t1 = clock ();
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c += count;
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if (t1 == t0) {
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if (count < (INT_MAX / 2)) count += count;
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continue;
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}
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if (t1 - t0 >= TEST_SECONDS*CLOCKS_PER_SEC) break;
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x = (TEST_SECONDS*CLOCKS_PER_SEC - (t1 - t0)) * c / (t1 - t0);
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if (x > INT_MAX) x = INT_MAX;
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count = (int) x;
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if (count < 1000) count = 1000;
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} while (1);
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res = c * CLOCKS_PER_SEC / (t1 - t0);
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return p;
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}
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#define TESTSTRING1 ("<sometag name=\"John Doe\" position=\"Executive VP Marketing\"/>")
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#if defined (BENCH_CAN_USE_STL)
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int testSTL_emptyCtor (int count) {
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int i, c = 0;
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for (i=0; i < count; i++) {
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std::string b;
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c += b.length () ^ i;
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}
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return c;
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}
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int testSTL_nonemptyCtor (int count) {
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int i, c = 0;
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for (i=0; i < count; i++) {
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std::string b (TESTSTRING1);
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c += b.length () ^ i;
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}
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return c;
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}
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int testSTL_cstrAssignment (int count) {
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int i, c = 0;
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std::string b;
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for (i=0; i < count; i++) {
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b = TESTSTRING1;
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c += b.length () ^ i;
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}
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return c;
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}
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int testSTL_extraction (int count) {
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int i, c = 0;
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std::string b (TESTSTRING1);
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for (i=0; i < count; i++) {
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c += b[(i & 7)];
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c += b[(i & 7) ^ 8];
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c += b.c_str()[(i & 7) ^ 4] ^ i;
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}
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return c;
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}
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int testSTL_scan (int count) {
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int i, c = 0;
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std::string b ("Dot. 123. Some more data.");
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for (i=0; i < count; i++) {
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c += b.find ('.');
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c += b.find ("123");
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c += b.find_first_of ("sm") ^i;
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}
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return c;
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}
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int testSTL_concat (int count) {
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int i, j, c = 0;
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std::string a (TESTSTRING1);
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std::string accum;
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for (j=0; j < count; j++) {
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accum = "";
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for (i=0; i < 250; i++) {
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accum += a;
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accum += "!!";
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c += accum.length() ^i;
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}
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}
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return c;
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}
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int testSTL_replace (int count) {
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int j, c = 0;
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std::string a (TESTSTRING1);
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for (j=0; j < count; j++) {
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a.replace (11, 4, "XXXXXX");
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a.replace (23, 2, "XXXXXX");
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a.replace ( 4, 8, "XX");
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c += a.length () ^ j;
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}
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return c;
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}
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#endif
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#ifdef BENCH_CAN_USE_BSTRLIB
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int testCBS_emptyCtor (int count) {
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int i, c = 0;
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for (i=0; i < count; i++) {
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CBString b;
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c += b.length ()^i;
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}
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return c;
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}
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int testCBS_nonemptyCtor (int count) {
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int i, c = 0;
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for (i=0; i < count; i++) {
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CBString b (TESTSTRING1);
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c += b.length () ^i;
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}
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return c;
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}
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int testCBS_cstrAssignment (int count) {
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int i, c = 0;
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CBString b;
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for (i=0; i < count; i++) {
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b = TESTSTRING1;
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c += b.length () ^i;
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}
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return c;
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}
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int testCBS_extraction (int count) {
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int i, c = 0;
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CBString b (TESTSTRING1);
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for (i=0; i < count; i++) {
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c += b[(i & 7)];
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c += b[(i & 7) ^ 8];
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c += ((const char *)b)[(i & 7) ^ 4] ^i;
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}
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return c;
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}
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int testCBS_scan (int count) {
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int i, c = 0;
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CBString b ("Dot. 123. Some more data.");
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for (c=i=0; i < count; i++) {
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c += b.find ('.');
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c += b.find ("123");
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c += b.findchr ("sm") ^i;
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}
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return c;
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}
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int testCBS_concat (int count) {
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int i, j, c = 0;
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CBString a (TESTSTRING1);
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CBString accum;
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for (j=0; j < count; j++) {
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accum = "";
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for (i=0; i < 250; i++) {
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accum += a;
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accum += "!!";
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c+= accum.length() ^i;
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}
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}
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return c;
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}
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int testCBS_replace (int count) {
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int j, c = 0;
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CBString a (TESTSTRING1);
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for (j=0; j < count; j++) {
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a.replace (11, 4, "XXXXXX");
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a.replace (23, 2, "XXXXXX");
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a.replace ( 4, 8, "XX");
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c += a.length () ^j;
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}
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return c;
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}
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#endif
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#ifdef BENCH_CAN_USE_LIBSRT
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int testSRT_emptyCtor (int count) {
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int i, c = 0;
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for (c=i=0; i < count; i++) {
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srt_string *b = ss_alloc(0);
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c += ss_size(b) ^i;
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ss_free(&b);
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}
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return c;
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}
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int testSRT_nonemptyCtor (int count) {
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int i, c = 0;
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for (c=i=0; i < count; i++) {
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srt_string *b = ss_dup_c(TESTSTRING1);
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c += ss_size(b) ^i;
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ss_free(&b);
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}
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return c;
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}
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int testSRT_cstrAssignment (int count) {
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int i, c = 0;
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srt_string *b = ss_alloc(0);
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for (c=i=0; i < count; i++) {
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ss_cpy_cn(&b, TESTSTRING1, strlen(TESTSTRING1));
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c += ss_size(b) ^i;
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}
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ss_free(&b);
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return c;
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}
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int testSRT_extraction (int count) {
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int i, c = 0;
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srt_string *b = ss_dup_c(TESTSTRING1);
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for (c=i=0; i < count; i++) {
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c += ss_at(b,(i & 7));
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c += ss_at(b,(i & 7) ^ 8);
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c += ss_at(b,(i & 7) ^ 4) ^i;
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}
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ss_free(&b);
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return c;
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}
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int testSRT_scan (int count) {
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int i, c = 0;
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srt_string *b = ss_dup_c("Dot. 123. Some more data.");
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for (c=i=0; i < count; i++) {
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c += ss_findc (b, 0, '.');
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c += ss_find_cn (b, 0, "123", strlen("123"));
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//c += ss_pbrk (b, 0, "sm") ^i;
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c += ss_findb (b, 0) ^i;
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}
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ss_free(&b);
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return c;
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}
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int testSRT_concat (int count) {
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int i, j, c = 0;
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srt_string *a = ss_dup_c(TESTSTRING1);
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srt_string *accum = ss_alloc(0);
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for (j=0; j < count; j++) {
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ss_cpy_c(&accum, "");
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for (i=0; i < 250; i++) {
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ss_cat(&accum, a, NULL);
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ss_cat_c(&accum, "!!", NULL);
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c += ss_size(accum) ^i;
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}
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}
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ss_free(&a);
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ss_free(&accum);
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return c;
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}
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#endif
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#ifdef BENCH_CAN_USE_MSTARLIB
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int testMLIB_emptyCtor (int count) {
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int i, c = 0;
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for (c=i=0; i < count; i++) {
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string_t b;
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string_init(b);
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c += string_size(b) ^i;
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string_clear(b);
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}
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return c;
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}
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int testMLIB_nonemptyCtor (int count) {
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int i, c = 0;
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for (c=i=0; i < count; i++) {
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string_t b;
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string_init_set_str(b, TESTSTRING1);
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c += string_size(b) ^i;
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string_clear(b);
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}
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return c;
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}
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int testMLIB_cstrAssignment (int count) {
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int i, c = 0;
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string_t b;
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string_init(b);
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for (c=i=0; i < count; i++) {
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string_set_str(b, TESTSTRING1);
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c += string_size(b) ^i;
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}
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string_clear(b);
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return c;
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}
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int testMLIB_extraction (int count) {
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int i, c = 0;
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string_t b;
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string_init_set_str(b, TESTSTRING1);
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for (c=i=0; i < count; i++) {
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c += string_get_char(b, (i & 7));
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c += string_get_char(b, (i & 7) ^ 8);
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c += string_get_char(b, (i & 7) ^ 4) ^i;
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}
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string_clear(b);
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return c;
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}
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int testMLIB_scan (int count) {
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int i, c = 0;
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string_t b;
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string_init_set_str(b, "Dot. 123. Some more data.");
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for (c=i=0; i < count; i++) {
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c += string_search_char (b, '.');
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c += string_search_str (b, "123");
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c += string_search_pbrk (b, "sm") ^i;
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}
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string_clear(b);
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return c;
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}
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int testMLIB_concat (int count) {
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int i, j, c = 0;
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string_t a, accum;
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string_init_set_str(a, TESTSTRING1);
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string_init (accum);
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for (j=0; j < count; j++) {
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string_set_str(accum, "");
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for (i=0; i < 250; i++) {
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string_cat(accum, a);
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string_cat_str(accum, "!!");
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c += string_size(accum) ^i;
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}
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}
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string_clear(a);
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string_clear(accum);
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return c;
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}
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int testMLIB_replace (int count) {
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int j, c = 0;
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string_t a;
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string_init_set_str(a, TESTSTRING1);
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for (j=0; j < count; j++) {
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string_replace_at(a, 11, 4, "XXXXXX");
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string_replace_at(a, 23, 2, "XXXXXX");
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string_replace_at(a, 4, 8, "XX");
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c += string_size(a) ^j;
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}
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string_clear(a);
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return c;
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}
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#endif
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#ifdef BENCH_CAN_USE_SDS
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int testSDS_emptyCtor (int count) {
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int i, c = 0;
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for (c=i=0; i < count; i++) {
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sds b;
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b = sdsempty();
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c += sdslen(b) ^ i;
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sdsfree(b);
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}
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return c;
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}
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int testSDS_nonemptyCtor (int count) {
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int i, c = 0;
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for (c=i=0; i < count; i++) {
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sds b;
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b = sdsnew(TESTSTRING1);
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c += sdslen(b) ^i;
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sdsfree(b);
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}
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return c;
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}
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int testSDS_cstrAssignment (int count) {
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int i, c = 0;
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sds b;
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b = sdsempty();
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for (c=i=0; i < count; i++) {
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b = sdscpy(b, TESTSTRING1);
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c += sdslen(b) ^i;
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}
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sdsfree(b);
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return c;
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}
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int testSDS_extraction (int count) {
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int i, c = 0;
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sds b;
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b = sdsnew(TESTSTRING1);
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for (c=i=0; i < count; i++) {
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c += b[(i & 7)];
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c += b[(i & 7) ^ 8];
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c += b[(i & 7) ^ 4] ^i;
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}
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sdsfree(b);
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return c;
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}
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int testSDS_scan (int count) {
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int i, c = 0;
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sds b;
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b = sdsnew("Dot. 123. Some more data.");
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for (c=i=0; i < count; i++) {
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c += (intptr_t) strchr(b, '.');
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c += (intptr_t) strstr (b, "123");
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c += (intptr_t) strpbrk (b, "sm") ^i;
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}
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sdsfree(b);
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return c;
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}
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int testSDS_concat (int count) {
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int i, j, c = 0;
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sds a, accum;
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a = sdsnew(TESTSTRING1);
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accum = sdsempty();
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for (j=0; j < count; j++) {
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accum = sdscpy(accum, "");
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for (i=0; i < 250; i++) {
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accum = sdscat(accum, a);
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accum = sdscat(accum, "!!");
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c += sdslen(accum) ^i;
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}
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}
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sdsfree(a);
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sdsfree(accum);
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return c;
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}
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// Not found
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//int testSDS_replace (int count) {
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#endif
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#define NTESTS 7
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struct flags {
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int runtest[NTESTS];
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};
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int benchTest (const struct flags * runflags) {
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int c = 0;
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double cps;
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#if defined (BENCH_CAN_USE_STL)
|
|
if (runflags->runtest[0]) {
|
|
c += timeTest (cps, testSTL_emptyCtor, 100000);
|
|
printf ("std::string empty constructor: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[1]) {
|
|
c += timeTest (cps, testSTL_nonemptyCtor, 100000);
|
|
printf ("std::string non-empty constructor: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[2]) {
|
|
c += timeTest (cps, testSTL_cstrAssignment, 100000);
|
|
printf ("std::string char * assignment: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[3]) {
|
|
c += timeTest (cps, testSTL_extraction, 100000);
|
|
printf ("std::string char extraction: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[4]) {
|
|
c += timeTest (cps, testSTL_scan, 100000);
|
|
printf ("std::string scan: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[5]) {
|
|
c += timeTest (cps, testSTL_concat, 10);
|
|
printf ("std::string concatenation: %20.1f per second\n", cps * 250);
|
|
}
|
|
if (runflags->runtest[6]) {
|
|
c += timeTest (cps, testSTL_replace, 10000);
|
|
printf ("std::string replace: %20.1f per second\n", cps);
|
|
}
|
|
#endif
|
|
|
|
#ifdef BENCH_CAN_USE_BSTRLIB
|
|
if (runflags->runtest[0]) {
|
|
c += timeTest (cps, testCBS_emptyCtor, 100000);
|
|
printf ("CBString empty constructor: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[1]) {
|
|
c += timeTest (cps, testCBS_nonemptyCtor, 100000);
|
|
printf ("CBString non-empty constructor: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[2]) {
|
|
c += timeTest (cps, testCBS_cstrAssignment, 100000);
|
|
printf ("CBString char * assignment: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[3]) {
|
|
c += timeTest (cps, testCBS_extraction, 100000);
|
|
printf ("CBString char extraction: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[4]) {
|
|
c += timeTest (cps, testCBS_scan, 100000);
|
|
printf ("CBString scan: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[5]) {
|
|
c += timeTest (cps, testCBS_concat, 10);
|
|
printf ("CBString concatenation: %20.1f per second\n", cps * 250);
|
|
}
|
|
if (runflags->runtest[6]) {
|
|
c += timeTest (cps, testCBS_replace, 10000);
|
|
printf ("CBString replace: %20.1f per second\n", cps);
|
|
}
|
|
#endif
|
|
|
|
#ifdef BENCH_CAN_USE_LIBSRT
|
|
if (runflags->runtest[0]) {
|
|
c += timeTest (cps, testSRT_emptyCtor, 100000);
|
|
printf ("LIBSRT string empty constructor: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[1]) {
|
|
c += timeTest (cps, testSRT_nonemptyCtor, 100000);
|
|
printf ("LIBSRT string non-empty constructor:%20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[2]) {
|
|
c += timeTest (cps, testSRT_cstrAssignment, 100000);
|
|
printf ("LIBSRT string char * assignment: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[3]) {
|
|
c += timeTest (cps, testSRT_extraction, 100000);
|
|
printf ("LIBSRT string char extraction: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[4]) {
|
|
c += timeTest (cps, testSRT_scan, 100000);
|
|
printf ("LIBSRT string scan: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[5]) {
|
|
c += timeTest (cps, testSRT_concat, 10);
|
|
printf ("LIBSRT string concatenation: %20.1f per second\n", cps * 250);
|
|
}
|
|
#endif
|
|
|
|
#ifdef BENCH_CAN_USE_MSTARLIB
|
|
if (runflags->runtest[0]) {
|
|
c += timeTest (cps, testMLIB_emptyCtor, 100000);
|
|
printf ("M*LIB string empty constructor: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[1]) {
|
|
c += timeTest (cps, testMLIB_nonemptyCtor, 100000);
|
|
printf ("M*LIB string non-empty constructor:%20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[2]) {
|
|
c += timeTest (cps, testMLIB_cstrAssignment, 100000);
|
|
printf ("M*LIB string char * assignment: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[3]) {
|
|
c += timeTest (cps, testMLIB_extraction, 100000);
|
|
printf ("M*LIB string char extraction: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[4]) {
|
|
c += timeTest (cps, testMLIB_scan, 100000);
|
|
printf ("M*LIB string scan: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[5]) {
|
|
c += timeTest (cps, testMLIB_concat, 10);
|
|
printf ("M*LIB string concatenation: %20.1f per second\n", cps * 250);
|
|
}
|
|
if (runflags->runtest[6]) {
|
|
c += timeTest (cps, testMLIB_replace, 10000);
|
|
printf ("M*LIB string replace: %20.1f per second\n", cps);
|
|
}
|
|
#endif
|
|
|
|
#ifdef BENCH_CAN_USE_SDS
|
|
if (runflags->runtest[0]) {
|
|
c += timeTest (cps, testSDS_emptyCtor, 100000);
|
|
printf ("SDS string empty constructor: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[1]) {
|
|
c += timeTest (cps, testSDS_nonemptyCtor, 100000);
|
|
printf ("SDS string non-empty constructor: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[2]) {
|
|
c += timeTest (cps, testSDS_cstrAssignment, 100000);
|
|
printf ("SDS string char * assignment: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[3]) {
|
|
c += timeTest (cps, testSDS_extraction, 100000);
|
|
printf ("SDS string char extraction: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[4]) {
|
|
c += timeTest (cps, testSDS_scan, 100000);
|
|
printf ("SDS string scan: %20.1f per second\n", cps);
|
|
}
|
|
if (runflags->runtest[5]) {
|
|
c += timeTest (cps, testSDS_concat, 10);
|
|
printf ("SDS string concatenation: %20.1f per second\n", cps * 250);
|
|
}
|
|
#endif
|
|
return c;
|
|
}
|
|
|
|
int main (int argc, char * argv[]) {
|
|
struct flags runflags;
|
|
int i, j;
|
|
|
|
for (i=0; i < NTESTS; i++) runflags.runtest[i] = argc < 2;
|
|
for (i=1; i < argc; i++) {
|
|
if (1 == sscanf (argv[i], "%d", &j)) {
|
|
if (j >= 1 && j <= NTESTS) runflags.runtest[j-1] = 1;
|
|
}
|
|
}
|
|
|
|
benchTest (&runflags);
|
|
return 0;
|
|
}
|