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| author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
|---|---|---|
| committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
| commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
| tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/post/lib_powerpc/fpu/20010114-2.c | |
| download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip | |
Diffstat (limited to 'roms/u-boot/post/lib_powerpc/fpu/20010114-2.c')
| -rw-r--r-- | roms/u-boot/post/lib_powerpc/fpu/20010114-2.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/roms/u-boot/post/lib_powerpc/fpu/20010114-2.c b/roms/u-boot/post/lib_powerpc/fpu/20010114-2.c new file mode 100644 index 00000000..96e25c46 --- /dev/null +++ b/roms/u-boot/post/lib_powerpc/fpu/20010114-2.c @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2007 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ +/* + * 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 + +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 & CONFIG_SYS_POST_FPU */ |