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Re: [Qemu-devel] [PATCH v1 16/23] s390x/tcg: Implement VECTOR FP MULTIPL
From: |
David Hildenbrand |
Subject: |
Re: [Qemu-devel] [PATCH v1 16/23] s390x/tcg: Implement VECTOR FP MULTIPLY AND (ADD|SUBTRACT) |
Date: |
Fri, 31 May 2019 19:44:09 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 |
On 31.05.19 19:42, Richard Henderson wrote:
> On 5/31/19 5:44 AM, David Hildenbrand wrote:
>> +typedef uint64_t (*vop64_4_fn)(uint64_t a, uint64_t b, uint64_t c,
>> + float_status *s);
>> +static void vop64_4(S390Vector *v1, const S390Vector *v2, const S390Vector
>> *v3,
>> + const S390Vector *v4, CPUS390XState *env, bool s,
>> + vop64_4_fn fn, uintptr_t retaddr)
>> +{
>
> Surely this is only going to be used for FMA/FMS.
> Why not just pass in the float_muladd_* constant
> to pass on to float64_muladd?
I actually had something similar before, but makes sense, as this will
really only be used for these functions.
Thanks!
>
>
> r~
>
--
Thanks,
David / dhildenb
- Re: [Qemu-devel] [PATCH v1 13/23] s390x/tcg: Implement VECTOR LOAD LENGTHENED, (continued)
[Qemu-devel] [PATCH v1 14/23] s390x/tcg: Implement VECTOR LOAD ROUNDED, David Hildenbrand, 2019/05/31
[Qemu-devel] [PATCH v1 15/23] s390x/tcg: Implement VECTOR FP MULTIPLY, David Hildenbrand, 2019/05/31
[Qemu-devel] [PATCH v1 16/23] s390x/tcg: Implement VECTOR FP MULTIPLY AND (ADD|SUBTRACT), David Hildenbrand, 2019/05/31
[Qemu-devel] [PATCH v1 17/23] s390x/tcg: Implement VECTOR FP PERFORM SIGN OPERATION, David Hildenbrand, 2019/05/31
[Qemu-devel] [PATCH v1 18/23] s390x/tcg: Implement VECTOR FP SQUARE ROOT, David Hildenbrand, 2019/05/31
[Qemu-devel] [PATCH v1 19/23] s390x/tcg: Implement VECTOR FP SUBTRACT, David Hildenbrand, 2019/05/31
[Qemu-devel] [PATCH v1 20/23] s390x/tcg: Implement VECTOR FP TEST DATA CLASS IMMEDIATE, David Hildenbrand, 2019/05/31