37 lines
682 B
C
37 lines
682 B
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (C) 2007
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*/
|
|
/*
|
|
* This file is originally a part of the GCC testsuite.
|
|
*/
|
|
|
|
#include <common.h>
|
|
|
|
#include <post.h>
|
|
|
|
GNU_FPOST_ATTR
|
|
|
|
#if CONFIG_POST & CONFIG_SYS_POST_FPU
|
|
|
|
int fpu_post_test_math3 (void)
|
|
{
|
|
volatile long double dfrom = 1.1;
|
|
volatile long double m1;
|
|
volatile long double m2;
|
|
volatile unsigned long mant_long;
|
|
|
|
m1 = dfrom / 2.0;
|
|
m2 = m1 * 4294967296.0;
|
|
mant_long = ((unsigned long) m2) & 0xffffffff;
|
|
|
|
if (mant_long != 0x8ccccccc) {
|
|
post_log ("Error in FPU math3 test\n");
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */
|