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Re: [PATCH] target/i386: fix PHSUB* instructions with dest=src


From: Richard Henderson
Subject: Re: [PATCH] target/i386: fix PHSUB* instructions with dest=src
Date: Thu, 25 Aug 2022 08:57:31 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0

On 8/25/22 08:48, Paolo Bonzini wrote:
The computation must not overwrite neither the destination
nor the source before the last element has been computed.

Too many negatives.  Clearer to use use either/or.

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


r~



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