blob: 8a172174c311400279606dc0e57c2e13eb919ed9 [file] [log] [blame]
Sergei Poselenovb4489622007-07-05 08:17:37 +02001/*
2 * Copyright (C) 2007
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23/*
24 * This file is originally a part of the GCC testsuite.
25 */
26
27#include <common.h>
28
Sergei Poselenovb4489622007-07-05 08:17:37 +020029#include <post.h>
30
31#if CONFIG_POST & CFG_POST_FPU
32
33static float rintf (float x)
34{
35 volatile float TWO23 = 8388608.0;
36
37 if (__builtin_fabs (x) < TWO23)
38 {
39 if (x > 0.0)
40 {
41 x += TWO23;
42 x -= TWO23;
43 }
44 else if (x < 0.0)
45 {
46 x = TWO23 - x;
47 x = -(x - TWO23);
48 }
49 }
50
51 return x;
52}
53
54int fpu_post_test_math2 (void)
55{
56 if (rintf (-1.5) != -2.0) {
57 post_log ("Error in FPU math2 test\n");
58 return -1;
59 }
60 return 0;
61}
62
63#endif /* CONFIG_POST & CFG_POST_FPU */