[PATCH] Implement ISB memory barrier intrinsic for AArch32

[Amara Emerson]

On 3 July 2014 16:08, Tim Northover <t.p.northover at gmail.com> wrote:
> (and you can skip the "-mattr=db" too, I think).

AFAIK llc doesn't enable the feature modifiers so this is necessary
(hence all the -mattr=+neon in tests). Haven't tried it though, and I
wish it wasn't needed :|.

Amara