From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Monjalon Subject: Re: [PATCH v2 2/3] eal/acl: enable acl for armv7-a Date: Tue, 08 Dec 2015 02:18:20 +0100 Message-ID: <5439330.ZDtZO93Tq2@xps13> References: <1448995276-9599-1-git-send-email-jianbo.liu@linaro.org> <1449154976-16501-1-git-send-email-jianbo.liu@linaro.org> <1449154976-16501-3-git-send-email-jianbo.liu@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: dev@dpdk.org To: Jianbo Liu Return-path: Received: from mail-wm0-f44.google.com (mail-wm0-f44.google.com [74.125.82.44]) by dpdk.org (Postfix) with ESMTP id 48B231396 for ; Tue, 8 Dec 2015 02:19:33 +0100 (CET) Received: by wmuu63 with SMTP id u63so162829055wmu.0 for ; Mon, 07 Dec 2015 17:19:33 -0800 (PST) In-Reply-To: <1449154976-16501-3-git-send-email-jianbo.liu@linaro.org> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 2015-12-03 23:02, Jianbo Liu: > -ifeq ($(CONFIG_RTE_ARCH_ARM64),y) > +ifneq ($(filter y,$(CONFIG_RTE_ARCH_ARM) $(CONFIG_RTE_ARCH_ARM64)),) [...] > +#ifdef RTE_ARCH_ARM > +/* NEON intrinsic vqtbl1q_u8() is not supported in ARMv7-A(AArch32) */ I'm convinced there is a good reason why ARMv8 is also called ARCH_ARM64, and ARMv7 may be called AArch32 or ARCH_ARM. But I don't know why? Is ARCH_ARM32 or ARCH_ARMv7 too simple? Is it possible to have a 32-bit ARMv8?