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Re: [qemu-s390x] [Qemu-devel] [PATCH v1 08/15] s390x/tcg: Handle SET FPC

From: Richard Henderson
Subject: Re: [qemu-s390x] [Qemu-devel] [PATCH v1 08/15] s390x/tcg: Handle SET FPC AND LOAD FPC 3-bit BFP rounding modes
Date: Tue, 12 Feb 2019 11:56:39 -0800
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0

On 2/12/19 11:32 AM, David Hildenbrand wrote:
>> Yes, you want round_to_odd.  I suppose that's not valid for float128 right 
>> now?
> roundAndPackFloat64()
> as well as
> roundAndPackFloat128()
> support it.
> It's not implemented for round_canonical(), round_to_int(),

These two are easy.  I think Alex and I didn't implement it in the float32/64
rewrite because we didn't have a user.  Now we will.

> roundAndPackInt32(), roundAndPackInt64(), roundAndPackUint64(),
> roundAndPackFloat32()

Right, these would be from the float128 side.  It shouldn't be too hard...


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