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Re: [qemu-s390x] [Qemu-devel] [PATCH v1 08/15] s390x/tcg: Handle SET FPC
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From: |
Richard Henderson |
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Subject: |
Re: [qemu-s390x] [Qemu-devel] [PATCH v1 08/15] s390x/tcg: Handle SET FPC AND LOAD FPC 3-bit BFP rounding modes |
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Date: |
Wed, 13 Feb 2019 11:11:47 -0800 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 |
On 2/13/19 4:49 AM, David Hildenbrand wrote:
>>> 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...
>>
>>
>> r~
>>
>
> Sounds like you are volunteering to implement them? ;)
Yep.
r~
- Re: [qemu-s390x] [Qemu-devel] [PATCH v1 03/15] s390x/tcg: Factor out conversion of softfloat exceptions, (continued)
[qemu-s390x] [PATCH v1 02/15] s390x/tcg: Fix rounding from float128 to uint64_t/uin32_t, David Hildenbrand, 2019/02/12
[qemu-s390x] [PATCH v1 10/15] s390x/tcg: Refactor saving/restoring the bfp rounding mode, David Hildenbrand, 2019/02/12
[qemu-s390x] [PATCH v1 11/15] s390x/tcg: Prepare for IEEE-inexact-exception control (XxC), David Hildenbrand, 2019/02/12
[qemu-s390x] [PATCH v1 12/15] s390x/tcg: Implement XxC and checks for most FP instructions, David Hildenbrand, 2019/02/12
[qemu-s390x] [PATCH v1 13/15] s390x/tcg: Implement rounding mode and XxC for LOAD ROUNDED, David Hildenbrand, 2019/02/12