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Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Sergei Poselenovb4489622007-07-05 08:17:37 +02002/*
3 * Copyright (C) 2007
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
Sergei Poselenovb4489622007-07-05 08:17:37 +02005 */
6/*
7 * This file is originally a part of the GCC testsuite.
8 */
9
10#include <common.h>
11
Sergei Poselenovb4489622007-07-05 08:17:37 +020012#include <post.h>
13
Yuri Tikhonovce82ff02008-12-20 14:54:21 +030014GNU_FPOST_ATTR
15
Kumar Galae009cde2011-01-25 03:00:08 -060016#if CONFIG_POST & CONFIG_SYS_POST_FPU
17
Sergei Poselenovb4489622007-07-05 08:17:37 +020018int fpu_post_test_math3 (void)
19{
20 volatile long double dfrom = 1.1;
21 volatile long double m1;
22 volatile long double m2;
23 volatile unsigned long mant_long;
24
25 m1 = dfrom / 2.0;
26 m2 = m1 * 4294967296.0;
27 mant_long = ((unsigned long) m2) & 0xffffffff;
28
29 if (mant_long != 0x8ccccccc) {
30 post_log ("Error in FPU math3 test\n");
31 return -1;
32 }
33 return 0;
34}
35
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020036#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */