]> git.ipfire.org Git - people/ms/u-boot.git/blame - post/lib_ppc/fpu/20001122-1.c
rename CFG_ macros to CONFIG_SYS
[people/ms/u-boot.git] / post / lib_ppc / fpu / 20001122-1.c
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1/*
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
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29#include <post.h>
30
6d0f6bcf 31#if CONFIG_POST & CONFIG_SYS_POST_FPU
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32
33int fpu_post_test_math1 (void)
34{
35 volatile double a, *p;
36 double c, d;
37 volatile double b;
38
39 d = 1.0;
40 p = &b;
41
42 do
43 {
44 c = d;
45 d = c * 0.5;
46 b = 1 + d;
47 } while (b != 1.0);
48
49 a = 1.0 + c;
50
51 if (a == 1.0) {
52 post_log ("Error in FPU math1 test\n");
53 return -1;
54 }
55
56 return 0;
57}
58
6d0f6bcf 59#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */