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450a2e2d | 1 | /* Measure strtod implementation. |
04277e02 | 2 | Copyright (C) 2013-2019 Free Software Foundation, Inc. |
450a2e2d AZ |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library 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 GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #define TEST_MAIN | |
20 | #define TEST_NAME "strtod" | |
21 | ||
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | #include "bench-timing.h" | |
25 | ||
26 | #undef INNER_LOOP_ITERS | |
27 | #define INNER_LOOP_ITERS 65536 | |
28 | ||
29 | static const char *inputs[] = | |
30 | { | |
31 | "1e308", | |
32 | "100000000e300", | |
33 | "0x1p1023", | |
34 | "0x1000p1011", | |
35 | "0x1p1020", | |
36 | "0x0.00001p1040" "1e-307", | |
37 | "0.000001e-301", | |
38 | "0.0000001e-300", | |
39 | "0.00000001e-299", | |
40 | "1000000e-313", | |
41 | "10000000e-314", | |
42 | "100000000e-315", | |
43 | "0x1p-1021", | |
44 | "0x1000p-1033", | |
45 | "0x10000p-1037", | |
46 | "0x0.001p-1009", | |
47 | "0x0.0001p-1005", | |
48 | "12.345", | |
49 | "12.345e19", | |
50 | "-.1e+9", | |
51 | ".125", | |
52 | "1e20", | |
53 | "0e-19", | |
54 | "4\00012", | |
55 | "5.9e-76", | |
56 | "0x1.4p+3", | |
57 | "0xAp0", | |
58 | "0x0Ap0", | |
59 | "0x0A", | |
60 | "0xA0", | |
61 | "0x0.A0p8", | |
62 | "0x0.50p9", | |
63 | "0x0.28p10", | |
64 | "0x0.14p11", | |
65 | "0x0.0A0p12", | |
66 | "0x0.050p13", | |
67 | "0x0.028p14", | |
68 | "0x0.014p15", | |
69 | "0x00.00A0p16", | |
70 | "0x00.0050p17", | |
71 | "0x00.0028p18", | |
72 | "0x00.0014p19", | |
73 | "0x1p-1023", | |
74 | "0x0.8p-1022", | |
75 | "Inf", | |
76 | "-Inf", | |
77 | "+InFiNiTy", | |
78 | "0x80000Ap-23", | |
79 | "1e-324", | |
80 | "0x100000000000008p0", | |
81 | "0x100000000000008.p0", | |
82 | "0x100000000000008.00p0", | |
83 | "0x10000000000000800p0", | |
84 | "0x10000000000000801p0", | |
85 | NULL | |
86 | }; | |
87 | ||
88 | int | |
89 | do_bench (void) | |
90 | { | |
91 | const size_t iters = INNER_LOOP_ITERS; | |
450a2e2d AZ |
92 | |
93 | for (size_t i = 0; inputs[i] != NULL; ++i) | |
94 | { | |
95 | char *ep; | |
96 | timing_t start, stop, cur; | |
97 | ||
98 | printf ("Input %-24s:", inputs[i]); | |
99 | TIMING_NOW (start); | |
100 | for (size_t j = 0; j < iters; ++j) | |
101 | strtod (inputs[i], &ep); | |
102 | TIMING_NOW (stop); | |
103 | ||
104 | TIMING_DIFF (cur, start, stop); | |
105 | TIMING_PRINT_MEAN ((double) cur, (double) iters); | |
106 | putchar ('\n'); | |
107 | } | |
108 | ||
109 | return 0; | |
110 | } | |
111 | ||
112 | #define TEST_FUNCTION do_bench () | |
113 | ||
114 | #include "../test-skeleton.c" |