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Re: [PATCH v2 0/4] target/arm: Fix sve pred_desc decoding

From: Peter Maydell
Subject: Re: [PATCH v2 0/4] target/arm: Fix sve pred_desc decoding
Date: Tue, 19 Jan 2021 11:28:06 +0000

On Wed, 13 Jan 2021 at 06:26, Richard Henderson
<richard.henderson@linaro.org> wrote:
> There was an inconsistency between encoding, which uses
> SIMD_DATA_SHIFT, and decoding which used SIMD_OPRSZ_BITS.
> This happened to be ok, until e2e7168a214, which reduced
> the size of SIMD_OPRSZ_BITS, which lead to truncating all
> predicate vector lengths.
> Changes in v2:
>   * Introduce and use PREDDESC field definitions, rather
>     than abusing a different SIMD_* macro.
> r~
> Richard Henderson (4):
>   target/arm: Introduce PREDDESC field definitions
>   target/arm: Update PFIRST, PNEXT for pred_desc
>   target/arm: Update ZIP, UZP, TRN for pred_desc
>   target/arm: Update REV, PUNPK for pred_desc

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

and applied to target-arm.next.

-- PMM

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