Re: [Qemu-devel] [PATCH 2/2] softfloat: Implement uint64_to_float128

["Andreas Färber" <afaerber@suse.de>]

Am 07.12.2012 22:52, schrieb Richard Henderson:
> Signed-off-by: Richard Henderson <rth@twiddle.net>
> ---
>  fpu/softfloat.c | 8 ++++++++
>  fpu/softfloat.h | 3 +++
>  2 files changed, 11 insertions(+)
> 
> diff --git a/fpu/softfloat.c b/fpu/softfloat.c
> index 62830d7..d3290d8 100644
> --- a/fpu/softfloat.c
> +++ b/fpu/softfloat.c
> @@ -1337,6 +1337,14 @@ float128 int64_to_float128( int64 a STATUS_PARAM )
>  
>  }
>  
> +float128 uint64_to_float128( uint64 a STATUS_PARAM )

Update the parenthesis style as well? You adopted QEMU's style below.

> +{
> +    if (a == 0) {
> +        return float128_zero;
> +    }
> +    return normalizeRoundAndPackFloat128(0, 0x406E, a, 0 STATUS_VAR);
> +}
> +
>  /*----------------------------------------------------------------------------
>  | Returns the result of converting the single-precision floating-point value
>  | `a' to the 32-bit two's complement integer format.  The conversion is
> diff --git a/fpu/softfloat.h b/fpu/softfloat.h
> index d8999b3..c1ea196 100644
> --- a/fpu/softfloat.h
> +++ b/fpu/softfloat.h
> @@ -237,6 +237,7 @@ float64 int64_to_float64( int64 STATUS_PARAM );
>  float64 uint64_to_float64( uint64 STATUS_PARAM );
>  floatx80 int64_to_floatx80( int64 STATUS_PARAM );
>  float128 int64_to_float128( int64 STATUS_PARAM );
> +float128 uint64_to_float128( uint64 STATUS_PARAM );

Ditto? I would've expected checkpatch.pl complaints...

Andreas

>  
>  /*----------------------------------------------------------------------------
>  | Software half-precision conversion routines.
> @@ -630,6 +631,8 @@ INLINE int float128_is_any_nan(float128 a)
>          ((a.low != 0) || ((a.high & 0xffffffffffffLL) != 0));
>  }
>  
> +#define float128_zero make_float128(0, 0)
> +
>  /*----------------------------------------------------------------------------
>  | The pattern for a default generated quadruple-precision NaN.
>  *----------------------------------------------------------------------------*/
> 


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