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Date: Tue, 8 Dec 2015 09:50:25 +0800
Message-ID: <CAP4Qi38RAz7BfuUioERzqqqKrw_8Hr6yWCUY2wWj=xrGRLFNpg@mail.gmail.com>
From: Jianbo Liu <jianbo.liu@linaro.org>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
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Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2 2/3] eal/acl: enable acl for armv7-a
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On 8 December 2015 at 09:18, Thomas Monjalon <thomas.monjalon@6wind.com> wrote:
> 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?
>
https://lkml.org/lkml/2012/7/15/133

> Is ARCH_ARM32 or ARCH_ARMv7 too simple?
> Is it possible to have a 32-bit ARMv8?
Yes, ARMv8-R/M