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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.1 Subject: Re: [PATCH] linux-user/elfload: Enable LSX/LASX in HWCAP for LoongArch Content-Language: en-US To: Jiajie Chen , qemu-devel@nongnu.org Cc: gaosong@loongson.cn, git@xen0n.name, Laurent Vivier References: <20231001085315.1692667-1-c@jia.je> From: Richard Henderson In-Reply-To: <20231001085315.1692667-1-c@jia.je> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::233; envelope-from=richard.henderson@linaro.org; helo=mail-oi1-x233.google.com X-Spam_score_int: -31 X-Spam_score: -3.2 X-Spam_bar: --- X-Spam_report: (-3.2 / 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=-1.09, 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 On 10/1/23 01:53, Jiajie Chen wrote: > Since support for LSX and LASX is landed in QEMU recently, we can update > HWCAPS accordingly. > > Signed-off-by: Jiajie Chen > --- > linux-user/elfload.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/linux-user/elfload.c b/linux-user/elfload.c > index db75cd4b33..f11f25309e 100644 > --- a/linux-user/elfload.c > +++ b/linux-user/elfload.c > @@ -1237,6 +1237,14 @@ static uint32_t get_elf_hwcap(void) > hwcaps |= HWCAP_LOONGARCH_LAM; > } > > + if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LSX)) { > + hwcaps |= HWCAP_LOONGARCH_LSX; > + } > + > + if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LASX)) { > + hwcaps |= HWCAP_LOONGARCH_LASX; > + } > + > return hwcaps; > } > Queued to linux-user-next. r~