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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-477bf1e86b3sm2718705e9.6.2025.11.20.09.59.15 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 20 Nov 2025 09:59:16 -0800 (PST) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Richard Henderson Subject: [RFC-PATCH-for-11.0 0/5] accel/tcg: Remove some MO_TE uses in cpu_ld{uw, l, q}_code() Date: Thu, 20 Nov 2025 18:59:09 +0100 Message-ID: <20251120175914.6515-1-philmd@linaro.org> X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::330; envelope-from=philmd@linaro.org; helo=mail-wm1-x330.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 Hi Richard, Quick attempt to remove MO_TE uses for fixed-endianness targets. For the other targets I started to propagate MemOp in the call chain, but since IIUC it is constant, I wonder if it isn't simpler to have a CPUClass::code_endian_mo field, set once with a target_big_endian() call. I can post another RFC to show, WDYT? Regards, Phil. Philippe Mathieu-Daudé (5): accel/tcg: Add endianness variants of cpu_ld{uw,l,q}_code() target/alpha: Use little-endian variant of cpu_ldl_code() target/loongarch: Use little-endian variant of cpu_ldl_code() target/sparc: Use big-endian variant of cpu_ldl_code() target/s390x: Use big-endian variant of cpu_ld{uw,l}_code() include/accel/tcg/cpu-ldst.h | 43 +++++++++++++++++++++++++++++----- target/alpha/mem_helper.c | 2 +- target/loongarch/tcg/tcg_cpu.c | 2 +- target/s390x/tcg/mem_helper.c | 6 ++--- target/sparc/int32_helper.c | 2 +- 5 files changed, 43 insertions(+), 12 deletions(-) -- 2.51.0