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Implement default-NaN mode.

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Signed-off-by: Paul Brook <paul@codesourcery.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6106 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
pbrook 2008-12-19 13:53:37 +00:00
parent a49ea279c4
commit 5c7908ed23
3 changed files with 25 additions and 0 deletions
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2
target-arm/helper.c
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@ -2334,6 +2334,8 @@ void HELPER(vfp_set_fpscr)(CPUState *env, uint32_t val)
}
set_float_rounding_mode(i, &env->vfp.fp_status);
}
if (changed & (1 << 25))
set_default_nan_mode((val & (1 << 25)) != 0, &env->vfp.fp_status);
i = vfp_exceptbits_to_host((val >> 8) & 0x1f);
set_float_exception_flags(i, &env->vfp.fp_status);