| /* Measure strtod implementation. |
| Copyright (C) 2013-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library 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 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library 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 the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #define TEST_MAIN |
| #define TEST_NAME "strtod" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include "bench-timing.h" |
| |
| #undef INNER_LOOP_ITERS |
| #define INNER_LOOP_ITERS 65536 |
| |
| static const char *inputs[] = |
| { |
| "1e308", |
| "100000000e300", |
| "0x1p1023", |
| "0x1000p1011", |
| "0x1p1020", |
| "0x0.00001p1040" "1e-307", |
| "0.000001e-301", |
| "0.0000001e-300", |
| "0.00000001e-299", |
| "1000000e-313", |
| "10000000e-314", |
| "100000000e-315", |
| "0x1p-1021", |
| "0x1000p-1033", |
| "0x10000p-1037", |
| "0x0.001p-1009", |
| "0x0.0001p-1005", |
| "12.345", |
| "12.345e19", |
| "-.1e+9", |
| ".125", |
| "1e20", |
| "0e-19", |
| "4\00012", |
| "5.9e-76", |
| "0x1.4p+3", |
| "0xAp0", |
| "0x0Ap0", |
| "0x0A", |
| "0xA0", |
| "0x0.A0p8", |
| "0x0.50p9", |
| "0x0.28p10", |
| "0x0.14p11", |
| "0x0.0A0p12", |
| "0x0.050p13", |
| "0x0.028p14", |
| "0x0.014p15", |
| "0x00.00A0p16", |
| "0x00.0050p17", |
| "0x00.0028p18", |
| "0x00.0014p19", |
| "0x1p-1023", |
| "0x0.8p-1022", |
| "Inf", |
| "-Inf", |
| "+InFiNiTy", |
| "0x80000Ap-23", |
| "1e-324", |
| "0x100000000000008p0", |
| "0x100000000000008.p0", |
| "0x100000000000008.00p0", |
| "0x10000000000000800p0", |
| "0x10000000000000801p0", |
| NULL |
| }; |
| |
| int |
| do_bench (void) |
| { |
| const size_t iters = INNER_LOOP_ITERS; |
| timing_t res __attribute__ ((unused)); |
| |
| TIMING_INIT (res); |
| |
| for (size_t i = 0; inputs[i] != NULL; ++i) |
| { |
| char *ep; |
| timing_t start, stop, cur; |
| |
| printf ("Input %-24s:", inputs[i]); |
| TIMING_NOW (start); |
| for (size_t j = 0; j < iters; ++j) |
| strtod (inputs[i], &ep); |
| TIMING_NOW (stop); |
| |
| TIMING_DIFF (cur, start, stop); |
| TIMING_PRINT_MEAN ((double) cur, (double) iters); |
| putchar ('\n'); |
| } |
| |
| return 0; |
| } |
| |
| #define TEST_FUNCTION do_bench () |
| |
| #include "../test-skeleton.c" |
