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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/980619-1.c | |
| download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip | |
Diffstat (limited to 'roms/u-boot/post/lib_powerpc/fpu/980619-1.c')
| -rw-r--r-- | roms/u-boot/post/lib_powerpc/fpu/980619-1.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/roms/u-boot/post/lib_powerpc/fpu/980619-1.c b/roms/u-boot/post/lib_powerpc/fpu/980619-1.c new file mode 100644 index 00000000..bf6c2ab5 --- /dev/null +++ b/roms/u-boot/post/lib_powerpc/fpu/980619-1.c @@ -0,0 +1,43 @@ +/* + * 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 + +int fpu_post_test_math4 (void) +{ + volatile float reale = 1.0f; + volatile float oneplus; + int i; + + if (sizeof (float) != 4) + return 0; + + for (i = 0; ; i++) + { + oneplus = 1.0f + reale; + if (oneplus == 1.0f) + break; + reale = reale / 2.0f; + } + /* Assumes ieee754 accurate arithmetic above. */ + if (i != 24) { + post_log ("Error in FPU math4 test\n"); + return -1; + } + return 0; +} + +#endif /* CONFIG_POST & CONFIG_SYS_POST_FPU */ |