From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yb1-xb33.google.com (mail-yb1-xb33.google.com [IPv6:2607:f8b0:4864:20::b33]) by sourceware.org (Postfix) with ESMTPS id CB48E3858D1E for ; Tue, 4 Oct 2022 04:26:26 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org CB48E3858D1E Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-yb1-xb33.google.com with SMTP id c9so15401610ybf.5 for ; Mon, 03 Oct 2022 21:26:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date; bh=Tijmk9yNSZhMSV6arm7GsZjaGRTTWDYj2woF0Xny6Oc=; b=Mfejy3v8axut8jrU7jnfXQRPV0sA28r4T26M/yr7oiKoHXZIFIOdEyLZzFtpJ7Z3kM eJTuTDHWt1P9wEMb3xwqVi+hm019uXtC1Y6nKEgYSfGFKH7LZJGSTC7jnTmJtBpQUlxo svk123OF4HqPoxRdeEJJChAYUT4cYT0mIFCJ6AUC6qnHNG2ao93mQAC2oTdO28bPsQ7K naBpbYNPYN6qguRJrs+VWMbfPcHau2DBDb8ArAlMg/KOCCZGB//2a8+UKD5zNH6mnadm Y+mkDXWImArKHTtrd9ynf/auIcpfCPCYUFsYRkHgLbrziQDLVOs63CXPE6jiQ0Q76+HU TyUw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date; bh=Tijmk9yNSZhMSV6arm7GsZjaGRTTWDYj2woF0Xny6Oc=; b=LpISe00Nf/3/UXst6J+1AM4M3S20kz91JpzV+S94SJLw7JUHPjO52bBHZDxg+I59BP 67nmey1eDqJOuY7tmRbGd0t+HsLR54tbZdVaFt7YqgZB/9djDC9IUDKQmV8nuInv501i ZA9vWbtVrDvpqK8z+p+PTQZvmx1ypDGsqkG/MSAjGIqIxTWJi6Kofp78Tyy24v4VGDwM Ynox50sN9091+nPpD1gVFumi2JA/5wO8k79c2VR0NM4D4HWSEIstzPBJvQKSwHYoS5RU lIf9EFiJfMolB7qX3SfjHE/2P1OMNVlRSmBZYFBzGTkchf1D7R2CHVBhqcCoOnvbvP+C 1mDQ== X-Gm-Message-State: ACrzQf2sro/ibreT2fiBBRTyF0IodkXEGaIeU678ovlwOy61UrrOY89l dRwYhUS0TL9ogOeJuB9/ivMQoYtwEJMCoGSCYXM= X-Google-Smtp-Source: AMsMyM4LFLrXVIyt9a9l2MgHc2RRrtACfja7S9gXj4Fdq32kqiOBoU4fJLdNgjzQtU66am+vfnV6lcZM7SoEtGXbAP8= X-Received: by 2002:a25:b6c2:0:b0:6bd:5a8:2811 with SMTP id f2-20020a25b6c2000000b006bd05a82811mr17524376ybm.455.1664857586119; Mon, 03 Oct 2022 21:26:26 -0700 (PDT) MIME-Version: 1.0 References: <4a321925-ae99-196f-384b-f453a2ade163@foss.arm.com> In-Reply-To: <4a321925-ae99-196f-384b-f453a2ade163@foss.arm.com> From: Umesh Kalappa Date: Tue, 4 Oct 2022 09:56:15 +0530 Message-ID: Subject: Re: ARMV7a: selected processor does not support requested special purpose register To: Richard Earnshaw Cc: bug-binutils@gnu.org, Binutils Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=1.2 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Level: * X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Thank you Richard for the information and do you please point us to the reference ,which states the same ? Quick grep doesn't helped us ,Thank you again ~Umesh On Mon, Oct 3, 2022 at 9:24 PM Richard Earnshaw wrote: > > > > On 03/10/2022 16:48, Richard Earnshaw via Binutils wrote: > > > > > > On 03/10/2022 15:41, Umesh Kalappa via Binutils wrote: > >> Hi All, > >> > >> We have problem to compile the following asm > >> https://godbolt.org/z/hejMPoW69 > >> > >> and asm error out with the subject message . > >> > >> Is mrs for float special register not valid on cortex-a9 ? > >> > >> Thank you > >> ~Umesh > > > > that's because the instruction you want is > > > > vmrs r4, fpscr > > > > R. > > Also note that the fmrrs mnemonic is not part of the UAL (unified > assembly language) specification - it was deprecated a long time ago. > The correct names these days all start with a V - the disassembler > output shows the modern form. > > The legacy name for vmrs was fmrx. > > R.