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Re: [Qemu-ppc] [Qemu-devel] [PATCH 00/34] tcg, target/ppc vector improve
From: |
Richard Henderson |
Subject: |
Re: [Qemu-ppc] [Qemu-devel] [PATCH 00/34] tcg, target/ppc vector improvements |
Date: |
Sat, 5 Jan 2019 08:33:43 +1000 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.1 |
On 1/4/19 4:31 AM, Mark Cave-Ayland wrote:
> Fixing the vsplt instruction now gives a readable display in my MacOS tests,
> but I'm
> still seeing "shadows" such as
> https://www.ilande.co.uk/tmp/qemu/badapple4.png which
> I've bisected down to:
>
>
> commit 71f229eb331e979971a0a79e5a2fcdfb9380bd06
> Author: Richard Henderson <address@hidden>
> Date: Mon Dec 17 22:39:10 2018 -0800
>
> target/ppc: convert vadd*s and vsub*s to vector operations
>
> Signed-off-by: Richard Henderson <address@hidden>
>
>
> So looks like there's something still not quite right with the saturation
> flag/vector
> saturation implementation.
>
Ok, I'll try and set up some RISU tests to track this down next week.
r~