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[172.254.253.50]) by smtp.gmail.com with ESMTPSA id h129sm3781267qke.49.2019.10.23.07.49.26 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Oct 2019 07:49:26 -0700 (PDT) Subject: Re: [PATCH v8 00/22] target/arm: Reduce overhead of cpu_get_tb_cpu_state To: Peter Maydell References: <20191018174431.1784-1-richard.henderson@linaro.org> From: Richard Henderson Openpgp: preference=signencrypt Message-ID: <6e06dede-2470-92e1-eba9-40646ed56af0@linaro.org> Date: Wed, 23 Oct 2019 10:49:24 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::844 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-arm , QEMU Developers Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 10/22/19 11:38 AM, Peter Maydell wrote: > Turns out this asserts in qemu-armeb :-( > > /home/petmay01/linaro/qemu-for-merges/build/all-linux-static/armeb-linux-user/qemu-armeb > -L ./gnemul/qemu-armeb armeb/ls -l dummyfile > qemu-armeb: /home/petmay01/linaro/qemu-for-merges/target/arm/helper.c:11267: > cpu_get_tb_cpu_state: Assertion `flags == > rebuild_hflags_internal(env)' failed. > qemu: uncaught target signal 11 (Segmentation fault) - core dumped > Segmentation fault (core dumped) > > Dropping this series again for the moment. Argh! I had forgotten that we have no testing of armeb in check-tcg. Yes, I see now that we need a recompute in linux-user/{aarch64,arm}/cpu_loop.c specific to TARGET_WORDS_BIGENDIAN. r~