[thirdparty/u-boot.git] / post / lib_powerpc / fpu / 20010226-1.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 CFG_POST & CFG_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 /* CFG_POST & CFG_SYS_POST_FPU */
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
b4489621 SP	2	/*
	3	* Copyright (C) 2007
	4	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
b4489621 SP	5	*/
	6	/*
	7	* This file is originally a part of the GCC testsuite.
	8	*/
	9
d678a59d	10	#include <common.h>
b4489621	11
b4489621 SP	12	#include <post.h>
b4489621 SP	13
ce82ff05 YT	14	GNU_FPOST_ATTR
ce82ff05 YT	15
1e019503	16	#if CFG_POST & CFG_SYS_POST_FPU
e009cdeb	17
b4489621 SP	18	int 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
1e019503	36	#endif /* CFG_POST & CFG_SYS_POST_FPU */