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[189.204.159.168]) by smtp.gmail.com with ESMTPSA id k20sm90951ots.53.2020.12.01.09.39.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 01 Dec 2020 09:39:38 -0800 (PST) Subject: Re: [PATCH v2 3/6] linux-user/elfload: Introduce MIPS GET_FEATURE_REG_SET() macro To: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= , Huacai Chen , Jiaxun Yang , qemu-devel@nongnu.org References: <20201201133525.2866838-1-f4bug@amsat.org> <20201201133525.2866838-4-f4bug@amsat.org> From: Richard Henderson Message-ID: Date: Tue, 1 Dec 2020 11:39:35 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20201201133525.2866838-4-f4bug@amsat.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::c42; envelope-from=richard.henderson@linaro.org; helo=mail-oo1-xc42.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, NICE_REPLY_A=-0.001, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Aleksandar Rikalo , Laurent Vivier , Aurelien Jarno , Meng Zhuo Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 12/1/20 7:35 AM, Philippe Mathieu-Daudé wrote: > ISA features are usually denoted in read-only bits from > CPU registers. Add the GET_FEATURE_REG_SET() macro which > checks if a CPU register has bits set. > > Use the macro to check for MSA (which sets the MSAP bit of > the Config3 register when the ASE implementation is present). > > Signed-off-by: Philippe Mathieu-Daudé > --- > linux-user/elfload.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) Reviewed-by: Richard Henderson r~