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Re: [Qemu-devel] [PATCH v1 06/19] fpu/softfloat: propagate signalling Na
From: |
Alex Bennée |
Subject: |
Re: [Qemu-devel] [PATCH v1 06/19] fpu/softfloat: propagate signalling NaNs in MINMAX |
Date: |
Fri, 05 Jan 2018 13:05:27 +0000 |
User-agent: |
mu4e 1.0-alpha3; emacs 26.0.90 |
Richard Henderson <address@hidden> writes:
> On 12/11/2017 04:56 AM, Alex Bennée wrote:
>> While a comparison between a QNaN and a number will return the number
>> it is not the same with a signaling NaN. In this case the SNaN will
>> "win" and after potentially raising an exception it will be quietened.
>>
>> Signed-off-by: Alex Bennée <address@hidden>
>>
>> ---
>> v2
>> - added return for propageFloat
>> ---
>> fpu/softfloat.c | 8 ++++++--
>> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> I suppose this fixes minmax for float128 too,
> and is thus not redundant with patch 18?
It was never expanded so I guess no one does float128 minmax's at the moment.
>
> Reviewed-by: Richard Henderson <address@hidden>
>
>
> r~
--
Alex Bennée
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