diff options
Diffstat (limited to 'qemu/roms/u-boot/post/lib_powerpc/fpu/980619-1.c')
-rw-r--r-- | qemu/roms/u-boot/post/lib_powerpc/fpu/980619-1.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/post/lib_powerpc/fpu/980619-1.c b/qemu/roms/u-boot/post/lib_powerpc/fpu/980619-1.c new file mode 100644 index 000000000..bf6c2ab5c --- /dev/null +++ b/qemu/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 */ |