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Re: [PATCH 20/36] target/arm: Convert Neon 3-reg-same VQRDMLAH/VQRDMLSH
From: |
Peter Maydell |
Subject: |
Re: [PATCH 20/36] target/arm: Convert Neon 3-reg-same VQRDMLAH/VQRDMLSH to decodetree |
Date: |
Fri, 1 May 2020 15:23:35 +0100 |
On Thu, 30 Apr 2020 at 21:28, Richard Henderson
<address@hidden> wrote:
>
> On 4/30/20 11:09 AM, Peter Maydell wrote:
> > These don't use do_3same() because they want to
> > operate on VFP double registers, whose offsets are different from the
> > neon_reg_offset() calculations do_3same does.
>
> Actually, no, it's an around the bush way of computing the same register
> offset.
So it is. I could have sworn I'd written this using
do_3same first time around and found it didn't work,
but maybe I'm misremembering a change I had to make to
some other patch.
thanks
-- PMM
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Peter Maydell <=