[PD] do we need externals for ARMv8 in raspberry pi 3 and 4?

Chris Clepper cgclepper at gmail.com
Thu Jun 27 21:03:13 CEST 2019

The major difference for ArmV8 is the 64 bit address space, but the chips
are 100% compatible with v7 and before.  The only potential benefit of v8
for Pd would be the NEON instructions which are 128 bit wide vs 64 on v7.
Of course someone would have to write that NEON code first...

On Thu, Jun 27, 2019 at 2:09 PM Max <abonnements at revolwear.com> wrote:

> On 26.06.19 05:00, Alexandre Torres Porres wrote:
> > Hi, I just realized raspberry pi 3 and the new 4 are armv8... do they
> > need or benefit from an armv8 compile?
> >
> > So far I've only compiled for armv7, and it seems it could do just well
> > with armv6 (which is needed for raspberry pi zero)
> just earlier today I wanted to install timbreID on a raspberry through
> deken. It was hidden by default because the binary is for armv7 so
> considered a "foreign architecture" because the Raspberry 3 is armv8. I
> installed the armv7 and it seemed to be working.
> m.
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