Re: [Qemu-devel] [PATCH v1 06/14] softfloat: add float32_is_denormal and float64_is_denormal

[Alex Bennée]

Emilio G. Cota <address@hidden> writes:

> This paves the way for upcoming work.
>
> Signed-off-by: Emilio G. Cota <address@hidden>

Reviewed-by: Alex Bennée <address@hidden>

> ---
>  include/fpu/softfloat.h | 10 ++++++++++
>  1 file changed, 10 insertions(+)
>
> diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h
> index 7b9d31c..8fb44a8 100644
> --- a/include/fpu/softfloat.h
> +++ b/include/fpu/softfloat.h
> @@ -417,6 +417,11 @@ static inline int float32_is_zero_or_denormal(float32 a)
>      return (float32_val(a) & 0x7f800000) == 0;
>  }
>
> +static inline bool float32_is_denormal(float32 a)
> +{
> +    return float32_is_zero_or_denormal(a) && !float32_is_zero(a);
> +}
> +
>  static inline float32 float32_set_sign(float32 a, int sign)
>  {
>      return make_float32((float32_val(a) & 0x7fffffff) | (sign << 31));
> @@ -551,6 +556,11 @@ static inline int float64_is_zero_or_denormal(float64 a)
>      return (float64_val(a) & 0x7ff0000000000000LL) == 0;
>  }
>
> +static inline bool float64_is_denormal(float64 a)
> +{
> +    return float64_is_zero_or_denormal(a) && !float64_is_zero(a);
> +}
> +
>  static inline float64 float64_set_sign(float64 a, int sign)
>  {
>      return make_float64((float64_val(a) & 0x7fffffffffffffffULL)


--
Alex Bennée