From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ciao.gmane.io (ciao.gmane.io [116.202.254.214]) by sourceware.org (Postfix) with ESMTPS id 458C7385BF93 for ; Fri, 18 Feb 2022 10:58:23 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 458C7385BF93 Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1nL0xy-0007Cm-2K for gcc-help@gcc.gnu.org; Fri, 18 Feb 2022 11:58:22 +0100 X-Injected-Via-Gmane: http://gmane.org/ To: gcc-help@gcc.gnu.org From: Christer Solskogen Subject: aarch64 feature modifiers Date: Fri, 18 Feb 2022 11:58:14 +0100 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.6.1 Content-Language: en-US X-Spam-Status: No, score=2.4 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, FORGED_GMAIL_RCVD, FORGED_MUA_MOZILLA, FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, KAM_DMARC_STATUS, KAM_LINKBAIT3, KAM_SHORT, NML_ADSP_CUSTOM_MED, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.4 X-Spam-Level: ** X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gcc-help@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-help mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 18 Feb 2022 10:58:25 -0000 On https://gcc.gnu.org/onlinedocs/gcc/AArch64-Options.html there's a list of feature modifiers to -march and -mcpu. Is there a way to check or detect what features are available on a particular CPU? -- chs