From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 30 Nov 2022 17:47:15 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1p0QEs-006NgV-D6 for lore@lore.pengutronix.de; Wed, 30 Nov 2022 17:47:14 +0100 Received: from localhost ([127.0.0.1] helo=metis.ext.pengutronix.de) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1p0QEs-0002K3-C2; Wed, 30 Nov 2022 17:47:14 +0100 Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=[127.0.0.1]) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1p0QEQ-0002Ju-4w; Wed, 30 Nov 2022 17:46:46 +0100 Message-ID: Date: Wed, 30 Nov 2022 17:46:45 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.5.0 Content-Language: en-US To: ptxdist@pengutronix.de, Christian Melki References: <20221130122201.743603-1-christian.melki@t2data.com> From: Ahmad Fatoum In-Reply-To: <20221130122201.743603-1-christian.melki@t2data.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [ptxdist] [PATCH] architecture.in: Add AltiVec tuning. X-BeenThere: ptxdist@pengutronix.de X-Mailman-Version: 2.1.29 Precedence: list List-Id: PTXdist Development Mailing List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: ptxdist@pengutronix.de Sender: "ptxdist" X-SA-Exim-Connect-IP: 127.0.0.1 X-SA-Exim-Mail-From: ptxdist-bounces@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false Hello Christian, On 30.11.22 13:22, Christian Melki wrote: > +# > +# PPC vector instructions > +# > +config ARCH_PPC_ALTIVEC > + bool > + prompt "AltiVec/VMX/Velocity Engine" > + depends on ARCH_PPC > + help > + This enables optimizations corresponding to single precision > + floating point SIMD instructions on PPC processors. ^ and integer > + This is present on more modern CPUs. I assume you intend to extend e.g. FFTW in the future to evaluate this symbol? With above addition: Reviewed-by: Ahmad Fatoum Cheers, Ahmad > + > # > # hardware / software floating point > # -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |