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[173.198.77.218]) by smtp.gmail.com with ESMTPSA id f35-20020a17090a702600b002311c4596f6sm5237237pjk.54.2023.02.23.09.27.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 23 Feb 2023 09:27:04 -0800 (PST) Message-ID: Date: Thu, 23 Feb 2023 07:27:02 -1000 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.7.1 Subject: Re: [PATCH v1 16/19] target/arm: Relax ordered/atomic alignment checks for LSE2 Content-Language: en-US To: Peter Maydell Cc: qemu-devel@nongnu.org, qemu-arm@nongnu.org References: <20230216030854.1212208-1-richard.henderson@linaro.org> <20230216030854.1212208-17-richard.henderson@linaro.org> <835a509d-caa4-9cf7-88f5-d7f3705dd646@linaro.org> From: Richard Henderson In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102d; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102d.google.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 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=-0.09, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 2/23/23 07:22, Peter Maydell wrote: > On Thu, 23 Feb 2023 at 17:16, Richard Henderson >> xzr uses tcg_constant_i64(), which has no lifetime issues. > > Hmm? cpu_reg() calls new_tmp_a64_zero() calls new_tmp_a64() > calls tcg_temp_new_i64(). What am I missing ? Whoops, bad memory vs other target/foo/ -- aarch64 doesn't have separate get-register-for-source and get-register-for-destination accessors. r~