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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20beeca6fb0sm13311895ad.75.2024.10.03.14.37.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 03 Oct 2024 14:37:32 -0700 (PDT) Message-ID: <3146a8f5-7439-4566-ab24-eb0771dd0954@linaro.org> Date: Thu, 3 Oct 2024 14:37:30 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 01/13] qemu/bswap: Introduce ld/st_endian_p() API To: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= , qemu-devel@nongnu.org References: <20240930073450.33195-1-philmd@linaro.org> <20240930073450.33195-2-philmd@linaro.org> <4c8e6941-e73d-4504-b289-987ddf49582d@linaro.org> <39042725-ed09-4ab4-9cd2-52d4899c2e3b@linaro.org> Content-Language: en-US From: Richard Henderson In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62a; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62a.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 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 10/3/24 14:34, Philippe Mathieu-Daudé wrote: > On 3/10/24 23:28, Richard Henderson wrote: >> On 10/3/24 13:50, Philippe Mathieu-Daudé wrote: >>> On 30/9/24 09:34, Philippe Mathieu-Daudé wrote: >>>> Introduce the ld/st_endian_p() API, which takes an extra >>> >>> Alternatively we could use ld/st_te_p() since we already >>> have ld/st_he_p() for host endianness. >> >> That's what ld/st_p are -- target-specific, in exec/cpu-all.h. > > They are indeed *target-specific*, so we can not use them in > target-agnostic code. > > By explicitly passing the endianness, ld/st_endian_p() API is > target-agnostic. Then I miss whatever you meant here re st_te_p(). Care to elaborate? r~