diff options
Diffstat (limited to 'roms/u-boot/post/lib_powerpc/fpu/20010226-1.c')
| -rw-r--r-- | roms/u-boot/post/lib_powerpc/fpu/20010226-1.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/roms/u-boot/post/lib_powerpc/fpu/20010226-1.c b/roms/u-boot/post/lib_powerpc/fpu/20010226-1.c new file mode 100644 index 000000000..b09a25c21 --- /dev/null +++ b/roms/u-boot/post/lib_powerpc/fpu/20010226-1.c @@ -0,0 +1,36 @@ +// 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 */ |