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[88.28.2.4]) by smtp.gmail.com with ESMTPSA id h3-20020a056000000300b003362ee04e96sm3033913wrx.75.2023.12.12.23.28.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 12 Dec 2023 23:28:33 -0800 (PST) Message-ID: <791bac16-523c-41da-a45a-abddec6174ba@linaro.org> Date: Wed, 13 Dec 2023 07:43:34 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] tcg: Reduce serial context atomicity earlier Content-Language: en-US To: Richard Henderson , qemu-devel@nongnu.org Cc: alex.bennee@linaro.org References: <20231212193542.149117-1-richard.henderson@linaro.org> From: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= In-Reply-To: <20231212193542.149117-1-richard.henderson@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::42d; envelope-from=philmd@linaro.org; helo=mail-wr1-x42d.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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 12/12/23 20:35, Richard Henderson wrote: > Reduce atomicity while emitting opcodes, instead of later > during code generation. This ensures that any helper called > also sees the reduced atomicity requirement. > > Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2034 > Signed-off-by: Richard Henderson > --- > tcg/tcg-op-ldst.c | 28 ++++++++++++++++++++++++---- > tcg/tcg.c | 9 +-------- > 2 files changed, 25 insertions(+), 12 deletions(-) Reviewed-by: Philippe Mathieu-Daudé