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Re: hf/sf [Was Re: CVS commit: pkgsrc/misc/raspberrypi-userland]
On Sun, Nov 10, 2013 at 7:38 PM, Alistair Crooks <agc%pkgsrc.org@localhost>
> On Sun, Nov 10, 2013 at 04:56:04AM +0000, Jun Ebihara wrote:
>> Module Name: pkgsrc
>> Committed By: jun
>> Date: Sun Nov 10 04:56:04 UTC 2013
>> Modified Files:
>> pkgsrc/misc/raspberrypi-userland: Makefile
>> Log Message:
>> support earmhf.
>> ONLY_FOR_PLATFORM= NetBSD-*-*arm*
>> oked by jmcneill.
> Thanks for doing this, Jun-san.
> But in the big picture, having hf and sf versions of a platform's
> userland, in the year 2013, is, well, sub-optimal. I don't think the
> ramifications of the change were considered in enough detail, and we
> need to discuss it, before we have to start growing new architectures
> in pkgsrc for this and that.
> Can't we lean on what was done for i386/i387 twenty years ago, and
> use a userland library to decide whether to use softfloat in the
> absence of hardware?
> So let's discuss...
armhf is not just about whether there is or is not hardfloat, it is
also a different ABI. Its more like mips o32 vs n32 in that it is an
ABI change that requires some hardware requirements too.
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