From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp26.services.sfr.fr (smtp26.services.sfr.fr [93.17.128.20]) by mail.openembedded.org (Postfix) with ESMTP id 24D3F601A5 for ; Mon, 21 Nov 2016 05:02:27 +0000 (UTC) Received: from nbhjo (114-136-54-144.EMOME-IP.hinet.net [114.136.54.144]) by msfrf2635.sfr.fr (SMTP Server) with ESMTP id C26771C01245E; Mon, 21 Nov 2016 06:02:25 +0100 (CET) Received: from nbhjo (114-136-54-144.EMOME-IP.hinet.net [114.136.54.144]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: herve.jourdain@neuf.fr) by msfrf2635.sfr.fr (SMTP Server) with ESMTPSA; Mon, 21 Nov 2016 06:02:23 +0100 (CET) Authentication-Results: sfr.fr; auth=pass (LOGIN) smtp.auth=herve.jourdain@neuf.fr From: Herve Jourdain To: 'Khem Raj' References: <1479643823-11675-1-git-send-email-herve.jourdain@neuf.fr> <1479643823-11675-3-git-send-email-herve.jourdain@neuf.fr> In-Reply-To: Date: Mon, 21 Nov 2016 06:02:15 +0100 Message-ID: <000001d243b4$71402850$53c078f0$@neuf.fr> MIME-Version: 1.0 X-Mailer: Microsoft Outlook 15.0 Thread-Index: AQI+VLVPZZ+ga1ONwoVoKiDd75YPOQJbnJWvAdE0XfKf6VYWkA== X-sfr-mailing: LEGIT Cc: 'Patches and discussions about the oe-core layer' Subject: Re: [PATCH v3 2/3] arch-armv8.inc: add support for 32bits armv8 options X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 21 Nov 2016 05:02:29 -0000 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Content-Language: fr Hi Khem, It does cover all the possibilities in armv8 (3 possible FPU and 2 = possible options - crc and crypto). So if we want to be exhaustive, we probably need something similar. If we just want to support cortex-a53, then we can trim a bit. I was not aware of the Axxia work, it could also be used in oe-core = instead of my patch, actually. But if you check what they did, they do define nearly as many - with the = exception of the softfloat option, in their case aarch32 is always hf. = That's a possibility that could be considered, but I initially tried to = provide as much "features" for aarch32 as there was for armv7ve - = including the option to do softfloat... Please let me know what you'd like me to do, amend my patch to remove = softfloat cases, or just get the axxia patches into oe-core, or = something else? Herve -----Original Message----- From: Khem Raj [mailto:raj.khem@gmail.com]=20 Sent: dimanche 20 novembre 2016 20:37 To: Herve Jourdain Cc: Patches and discussions about the oe-core layer = Subject: Re: [OE-core] [oe-core][PATCH v3 2/3] arch-armv8.inc: add = support for 32bits armv8 options I dont think we need these many variats for v8, axxia has been carrying = such patches locally. see https://github.com/axxia/meta-axxia/tree/master/conf/machine/include On Sun, Nov 20, 2016 at 4:10 AM, Herve Jourdain = wrote: > Signed-off-by: Herve Jourdain > --- > meta/conf/machine/include/arm/arch-armv8.inc | 60=20 > ++++++++++++++++++++++++++++ > 1 file changed, 60 insertions(+) > > diff --git a/meta/conf/machine/include/arm/arch-armv8.inc=20 > b/meta/conf/machine/include/arm/arch-armv8.inc > index 5e832fa..8c96efc 100644 > --- a/meta/conf/machine/include/arm/arch-armv8.inc > +++ b/meta/conf/machine/include/arm/arch-armv8.inc > @@ -1 +1,61 @@ > require conf/machine/include/arm/arch-arm64.inc > + > +TUNEVALID[armv8] =3D "Enable instructions for ARMv8" > +TUNECONFLICTS[armv8] =3D "armv4 armv5 armv6 armv7 armv7a armv7ve" > + > +TUNE_CCARGS .=3D \ > +"${@' -march=3Darmv8-a+crypto+crc' if=20 > +bb.utils.contains('TUNE_FEATURES', [ 'armv8', 'cryptov8', 'crcv8' ],=20 > +True, False, d) else\ ' -march=3Darmv8-a+crypto' if=20 > +bb.utils.contains('TUNE_FEATURES', [ 'armv8', 'cryptov8' ], True, = False, d) else\ ' -march=3Darmv8-a+crc' if = bb.utils.contains('TUNE_FEATURES', [ 'armv8', 'crcv8' ], True, False, d) = else \ bb.utils.contains('TUNE_FEATURES', 'armv8', ' -march=3Darmv8-a', = '', d)}" > + > +TUNE_CCARGS_MFPU .=3D \ > +"${@' crypto-neon-fp-armv8' if bb.utils.contains('TUNE_FEATURES', [=20 > +'armv8', 'neon', 'cryptov8' ], True, False, d) else \ '=20 > +neon-fp-armv8' if bb.utils.contains('TUNE_FEATURES', [ 'armv8', = 'neon' ], True, False, d) else \ bb.utils.contains('TUNE_FEATURES', [ = 'armv8' ], ' fp-armv8', '', d)}" > + > +MACHINEOVERRIDES =3D. "${@bb.utils.contains('TUNE_FEATURES', 'armv8', = 'armv8:', '' ,d)}" > + > +AVAILTUNES +=3D "armv8 armv8-crypto armv8-crc armv8-crypto-crc" > +TUNE_FEATURES_tune-armv8 =3D "armv8" > +TUNE_FEATURES_tune-armv8-crypto =3D "${TUNE_FEATURES_tune-armv8} = cryptov8" > +TUNE_FEATURES_tune-armv8-crc =3D "${TUNE_FEATURES_tune-armv8} crcv8" > +TUNE_FEATURES_tune-armv8-crypto-crc =3D "${TUNE_FEATURES_tune-armv8} = cryptov8 crcv8" > +PACKAGE_EXTRA_ARCHS_tune-armv8 =3D "armv8" > +PACKAGE_EXTRA_ARCHS_tune-armv8-crypto =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8} armv8-crypto" > +PACKAGE_EXTRA_ARCHS_tune-armv8-crc =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8} armv8-crc" > +PACKAGE_EXTRA_ARCHS_tune-armv8-crypto-crc =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8} armv8-crypto-crc" > + > +AVAILTUNES +=3D "armv8-neon armv8-neon-crypto armv8-neon-crc = armv8-neon-crypto-crc" > +TUNE_FEATURES_tune-armv8-neon =3D "${TUNE_FEATURES_tune-armv8} neon" > +TUNE_FEATURES_tune-armv8-neon-crypto =3D = "${TUNE_FEATURES_tune-armv8-crypto} neon" > +TUNE_FEATURES_tune-armv8-neon-crc =3D = "${TUNE_FEATURES_tune-armv8-crc} neon" > +TUNE_FEATURES_tune-armv8-neon-crypto-crc =3D = "${TUNE_FEATURES_tune-armv8-crypto-crc} neon" > +PACKAGE_EXTRA_ARCHS_tune-armv8-neon =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8} armv8-neon" > +PACKAGE_EXTRA_ARCHS_tune-armv8-neon-crypto =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8-crypto} armv8-neon-crypto" > +PACKAGE_EXTRA_ARCHS_tune-armv8-neon-crc =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8-crc} armv8-neon-crc" > +PACKAGE_EXTRA_ARCHS_tune-armv8-neon-crypto-crc =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8-crypto-crc} armv8-neon-crypto-crc" > + > +AVAILTUNES +=3D "armv8hf armv8hf-crypto armv8hf-crc = armv8hf-crypto-crc" > +TUNE_FEATURES_tune-armv8hf =3D "${TUNE_FEATURES_tune-armv8} = callconvention-hard" > +TUNE_FEATURES_tune-armv8hf-crypto =3D = "${TUNE_FEATURES_tune-armv8-crypto} callconvention-hard" > +TUNE_FEATURES_tune-armv8hf-crc =3D "${TUNE_FEATURES_tune-armv8-crc} = callconvention-hard" > +TUNE_FEATURES_tune-armv8hf-crypto-crc =3D = "${TUNE_FEATURES_tune-armv8-crypto-crc} callconvention-hard" > +PACKAGE_EXTRA_ARCHS_tune-armv8hf =3D "armv8hf" > +PACKAGE_EXTRA_ARCHS_tune-armv8hf-crypto =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8hf} armv8hf-crypto" > +PACKAGE_EXTRA_ARCHS_tune-armv8hf-crc =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8hf} armv8hf-crc" > +PACKAGE_EXTRA_ARCHS_tune-armv8hf-crypto-crc =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8hf} armv8hf-crypto-crc" > + > +AVAILTUNES +=3D "armv8hf-neon armv8hf-neon-crypto armv8hf-neon-crc = armv8hf-neon-crypto-crc" > +TUNE_FEATURES_tune-armv8hf-neon =3D "${TUNE_FEATURES_tune-armv8hf} = neon" > +TUNE_FEATURES_tune-armv8hf-neon-crypto =3D = "${TUNE_FEATURES_tune-armv8hf-crypto} neon" > +TUNE_FEATURES_tune-armv8hf-neon-crc =3D = "${TUNE_FEATURES_tune-armv8hf-crc} neon" > +TUNE_FEATURES_tune-armv8hf-neon-crypto-crc =3D = "${TUNE_FEATURES_tune-armv8hf-crypto-crc} neon" > +PACKAGE_EXTRA_ARCHS_tune-armv8hf-neon =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8hf} armv8hf-neon" > +PACKAGE_EXTRA_ARCHS_tune-armv8hf-neon-crypto =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8hf-crypto} armv8hf-neon-crypto" > +PACKAGE_EXTRA_ARCHS_tune-armv8hf-neon-crc =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8hf-crc} armv8hf-neon-crc" > +PACKAGE_EXTRA_ARCHS_tune-armv8hf-neon-crypto-crc =3D = "${PACKAGE_EXTRA_ARCHS_tune-armv8hf-crypto-crc} armv8hf-neon-crypto-crc" > + > +TUNEVALID[cryptov8] =3D "Enable armv8 crypto extensions" > +TUNEVALID[crcv8] =3D "Enable armv8 crc extensions" > + > -- > 2.7.4 > > -- > _______________________________________________ > Openembedded-core mailing list > Openembedded-core@lists.openembedded.org > http://lists.openembedded.org/mailman/listinfo/openembedded-core