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[95.125.227.10]) by smtp.gmail.com with ESMTPSA id 10sm4456033wrb.75.2021.11.11.10.20.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 11 Nov 2021 10:20:25 -0800 (PST) Subject: Re: [PATCH v3 20/20] target/riscv: Enable uxl field write To: =?UTF-8?B?RnLDqWTDqXJpYyBQw6l0cm90?= , LIU Zhiwei , qemu-devel@nongnu.org, qemu-riscv@nongnu.org References: <20211111055800.42672-1-zhiwei_liu@c-sky.com> <20211111055800.42672-21-zhiwei_liu@c-sky.com> <663dcab0-3370-7716-2abb-187893de6103@linaro.org> <00e67460-09de-7b19-3e16-a2f9af3546ae@univ-grenoble-alpes.fr> From: Richard Henderson Message-ID: <7cb12d8b-3439-ad5d-c36f-9b68e4754680@linaro.org> Date: Thu, 11 Nov 2021 19:20:20 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <00e67460-09de-7b19-3e16-a2f9af3546ae@univ-grenoble-alpes.fr> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::335 (failed) Received-SPF: pass client-ip=2a00:1450:4864:20::335; envelope-from=richard.henderson@linaro.org; helo=mail-wm1-x335.google.com X-Spam_score_int: -52 X-Spam_score: -5.3 X-Spam_bar: ----- X-Spam_report: (-5.3 / 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, NICE_REPLY_A=-3.999, PDS_HP_HELO_NORDNS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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: , Cc: Alistair.Francis@wdc.com, bin.meng@windriver.com, palmer@dabbelt.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 11/11/21 4:18 PM, Frédéric Pétrot wrote: >> Still missing the update for write_sstatus, which I think is simply an update to >> sstatus_v1_10_mask. > >   I take the liberty to jump in as I face the issue of updating that mask in the >   128-bit patches: sstatus_v1_10_mask is a target_ulong, and when compiling for >   32-bit hosts, we can't just or it with MSTATUS64_S/UXL that lie above the >   32-bit limits. Surely (target_ulong)MSTATUS64_UXL will properly produce 0 when oring into sstatus_v1_10_mask? Which is correct for an RV32-only build. r~