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Re: [PATCH 13/18] i386: Dot product AVX helper prep


From: Richard Henderson
Subject: Re: [PATCH 13/18] i386: Dot product AVX helper prep
Date: Thu, 25 Aug 2022 18:01:24 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0

On 8/25/22 15:14, Paolo Bonzini wrote:
From: Paul Brook<paul@nowt.org>

Make the dpps and dppd helpers AVX-ready

I can't see any obvious reason why dppd shouldn't work on 256 bit ymm
registers, but both AMD and Intel agree that it's xmm only.

Signed-off-by: Paul Brook<paul@nowt.org>
Message-Id:<20220424220204.2493824-17-paul@nowt.org>
Signed-off-by: Paolo Bonzini<pbonzini@redhat.com>
---
  target/i386/ops_sse.h | 80 ++++++++++++++++++++++++-------------------
  1 file changed, 45 insertions(+), 35 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~



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