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Fri, 18 Jun 2021 07:47:47 -0700 (PDT) Received: from [192.168.1.11] ([71.212.149.176]) by smtp.gmail.com with ESMTPSA id e2sm8284702pfc.135.2021.06.18.07.47.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 18 Jun 2021 07:47:47 -0700 (PDT) Subject: Re: [PATCH v3 02/44] target/arm: Implement widening/narrowing MVE VLDR/VSTR insns To: Peter Maydell , qemu-arm@nongnu.org, qemu-devel@nongnu.org References: <20210617121628.20116-1-peter.maydell@linaro.org> <20210617121628.20116-3-peter.maydell@linaro.org> From: Richard Henderson Message-ID: Date: Fri, 18 Jun 2021 07:47:45 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210617121628.20116-3-peter.maydell@linaro.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62f.google.com X-Spam_score_int: -22 X-Spam_score: -2.3 X-Spam_bar: -- X-Spam_report: (-2.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.202, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 6/17/21 5:15 AM, Peter Maydell wrote: > Implement the variants of MVE VLDR (encodings T1, T2) which perform > "widening" loads where bytes or halfwords are loaded from memory and > zero or sign-extended into halfword or word length vector elements, > and the narrowing MVE VSTR (encodings T1, T2) where bytes or > halfwords are stored from halfword or word elements. > > Signed-off-by: Peter Maydell > --- > v2->v3 changes: pass MSIZE, so we advance the address by > the right amount in these widening/narrowing versions. > --- Reviewed-by: Richard Henderson r~