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([43.252.112.200]) by smtp.gmail.com with ESMTPSA id r14-20020a62e40e000000b006e025030700sm627478pfh.190.2024.02.05.19.05.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Feb 2024 19:05:32 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, gustavo.romero@linaro.org Subject: [PATCH v2 0/6] target/arm: assorted mte fixes Date: Tue, 6 Feb 2024 13:05:21 +1000 Message-Id: <20240206030527.169147-1-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::42d; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-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 The first patch is unchanged from Supercedes: <20240131003557.176486-1-richard.henderson@linaro.org> while the remaining patches replace Supercedes: <20240205023948.25476-1-richard.henderson@linaro.org> While digging through Gustavo's test case, wondering why it should be failing at all, I finally noticed that we weren't overflowing MTEDESC.SIZEM1, but underflowing (-1). Oops. But I did find a few other points by inspection where we weren't properly handling or supplying MTEDESC. r~ Richard Henderson (6): linux-user/aarch64: Extend PR_SET_TAGGED_ADDR_CTRL for FEAT_MTE3 target/arm: Fix nregs computation in do_ld_zpa target/arm: Adjust and validate mtedesc sizem1 target/arm: Split out make_svemte_desc target/arm: Handle mte in do_ldrq, do_ldro target/arm: Fix SVE/SME gross MTE suppression checks linux-user/aarch64/target_prctl.h | 25 +++++----- target/arm/internals.h | 2 +- target/arm/tcg/translate-a64.h | 2 + target/arm/tcg/sme_helper.c | 8 ++-- target/arm/tcg/sve_helper.c | 12 ++--- target/arm/tcg/translate-sme.c | 15 ++---- target/arm/tcg/translate-sve.c | 80 ++++++++++++++++++------------- 7 files changed, 78 insertions(+), 66 deletions(-) -- 2.34.1