diff options
Diffstat (limited to 'post/lib_ppc/fpu/20010114-2.c')
| -rw-r--r-- | post/lib_ppc/fpu/20010114-2.c | 66 | 
1 files changed, 66 insertions, 0 deletions
| diff --git a/post/lib_ppc/fpu/20010114-2.c b/post/lib_ppc/fpu/20010114-2.c new file mode 100644 index 000000000..6e60507f9 --- /dev/null +++ b/post/lib_ppc/fpu/20010114-2.c @@ -0,0 +1,66 @@ +/* + * Copyright (C) 2007 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +/* + * This file is originally a part of the GCC testsuite. + */ + +#include <common.h> + +#ifdef CONFIG_POST + +#include <post.h> + +#if CONFIG_POST & CFG_POST_FPU + +static float rintf (float x) +{ +	volatile float TWO23 = 8388608.0; + +	if (__builtin_fabs (x) < TWO23) +	{ +		if (x > 0.0) +		{ +			x += TWO23; +			x -= TWO23; +		} +		else if (x < 0.0) +		{ +			x = TWO23 - x; +			x = -(x - TWO23); +		} +	} + +	return x; +} + +int fpu_post_test_math2 (void) +{ +	if (rintf (-1.5) != -2.0) { +		post_log ("Error in FPU math2 test\n"); +		return -1; +	} +	return 0; +} + +#endif /* CONFIG_POST & CFG_POST_FPU */ +#endif /* CONFIG_POST */ |