[dpdk-dev] [PATCH v2 2/3] eal/acl: enable acl for armv7-a

Thomas Monjalon thomas.monjalon at 6wind.com
Tue Dec 8 02:18:20 CET 2015


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?


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