From 5a3b6249213de42554ca7dff2f51f7e181e0f451 Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Wed, 27 Oct 2010 14:51:01 -0400 Subject: Add polynomial benchmark. --- bench/libdimension/polynomial.c | 46 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 bench/libdimension/polynomial.c (limited to 'bench/libdimension/polynomial.c') diff --git a/bench/libdimension/polynomial.c b/bench/libdimension/polynomial.c new file mode 100644 index 0000000..5b8921c --- /dev/null +++ b/bench/libdimension/polynomial.c @@ -0,0 +1,46 @@ +/************************************************************************* + * Copyright (C) 2009-2010 Tavian Barnes * + * * + * This file is part of The Dimension Benchmark Suite. * + * * + * The Dimension Benchmark Suite 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. * + * * + * The Dimension Benchmark Suite 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 "dimension.h" +#include +#include + +int +main(void) +{ + double poly[6], x[5]; + // poly[] = (x + 1)*(x - 1.2345)*(x - 2.3456)*(x - 5)*(x - 100) + poly[5] = 1.0; + poly[4] = -107.5801; + poly[3] = 770.2260432; + poly[2] = -1215.2863928; + poly[1] = -646.270936; + poly[0] = 1447.8216; + + sandglass_t sandglass; + if (sandglass_init_monotonic(&sandglass, SANDGLASS_CPUTIME) != 0) { + perror("sandglass_create()"); + return EXIT_FAILURE; + } + + sandglass_bench_fine(&sandglass, dmnsn_solve_polynomial(poly, 5, x)); + printf("dmnsn_solve_polynomial(): %ld\n", sandglass.grains); + + return EXIT_SUCCESS; +} -- cgit v1.2.3