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Re: [PATCH 14/20] tcg/i386: Expand vector word rotate as avx512vbmi2 shi
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From: |
Alex Bennée |
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Subject: |
Re: [PATCH 14/20] tcg/i386: Expand vector word rotate as avx512vbmi2 shift-double |
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Date: |
Thu, 03 Feb 2022 10:32:30 +0000 |
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User-agent: |
mu4e 1.7.6; emacs 28.0.91 |
Richard Henderson <richard.henderson@linaro.org> writes:
> While there are no specific 16-bit rotate instructions, there
> are double-word shifts, which can perform the same operation.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Even hackbox can't utilise these - maybe it's time to request a upgrade
for my dev box ;-)
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
--
Alex Bennée
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