(replying to all this time)
There are ARMv7 systems that do not have hardware floating point.
This is identified by being able to enable CP10 and/or CP11 in the ACR. If
one tries to enable them and, upon reading the ACR back, the values get
reset, then the hardware is not there.
I know this beca
On 9/9/17 3:25 PM, Jan Beich wrote:
> Warner Losh writes:
>
>> On Sat, Sep 9, 2017 at 1:05 PM, Jan Beich wrote:
>>
>>> Warner Losh writes:
>> The goal, if it doesn't work already, is for NEON to work if used,
>> but not be required, just like all the other optional features of a CPU.
>
> FreeB
comments.
Rus
Sent from my BlackBerry 10 smartphone on the Virgin Mobile network.
Original Message
From: Konstantin Belousov
Sent: Saturday, September 9, 2017 2:46 PM
To: Ian Lepore
Cc: freebsd-...@freebsd.org; freebsd-toolchain@FreeBSD.org; Jan Beich; Jan Beich
Subject: Re: FCP-100: armv7
On Sat, Sep 09, 2017 at 02:34:10PM -0600, Ian Lepore wrote:
> Adding the AT_HWCAP stuff would be relatively easy. I'm not as sure
> what to do about getauxval(). To be maximally linux-compatible (which
> would be good for ports) we'd put getauxval() in libc and make it work
> just like the linux
On Sat, Sep 9, 2017 at 2:34 PM, Ian Lepore wrote:
> On Sat, 2017-09-09 at 21:25 +0200, Jan Beich wrote:
> > Warner Losh writes:
> >
> > >
> > > On Sat, Sep 9, 2017 at 1:05 PM, Jan Beich
> > > wrote:
> > >
> > > >
> > > > Warner Losh writes:
> > > >
> > > > >
> > > > > Greetings,
> > > > >
> >
On Sat, 2017-09-09 at 21:25 +0200, Jan Beich wrote:
> Warner Losh writes:
>
> >
> > On Sat, Sep 9, 2017 at 1:05 PM, Jan Beich
> > wrote:
> >
> > >
> > > Warner Losh writes:
> > >
> > > >
> > > > Greetings,
> > > >
> > > > This will serve as 'Last Call' for any objections to the plan
> > >
Losh
Sent: Saturday, September 9, 2017 12:37 PM
To: Jan Beich
Cc: freebsd-...@freebsd.org; freebsd-toolchain@FreeBSD.org; Jan Beich
Subject: Re: FCP-100: armv7 plan
On Sat, Sep 9, 2017 at 1:25 PM, Jan Beich wrote:
> Warner Losh writes:
>
> > On Sat, Sep 9, 2017 at 1:05 PM, Jan
On Sat, Sep 9, 2017 at 1:25 PM, Jan Beich wrote:
> Warner Losh writes:
>
> > On Sat, Sep 9, 2017 at 1:05 PM, Jan Beich wrote:
> >
> >> Warner Losh writes:
> >>
> >> > Greetings,
> >> >
> >> > This will serve as 'Last Call' for any objections to the plan to
> create
> >> an
> >> > armv7 MACHINE
Warner Losh writes:
> On Sat, Sep 9, 2017 at 1:05 PM, Jan Beich wrote:
>
>> Warner Losh writes:
>>
>> > Greetings,
>> >
>> > This will serve as 'Last Call' for any objections to the plan to create
>> an
>> > armv7 MACHINE_ARCH in FreeBSD, as documented in FCP-0100.
>> [...]
>>
>> Some ports wan
On Sat, Sep 9, 2017 at 1:05 PM, Jan Beich wrote:
> Warner Losh writes:
>
> > Greetings,
> >
> > This will serve as 'Last Call' for any objections to the plan to create
> an
> > armv7 MACHINE_ARCH in FreeBSD, as documented in FCP-0100.
> [...]
>
> Some ports want NEON support but FCP-0100 is vagu
Warner Losh writes:
> Greetings,
>
> This will serve as 'Last Call' for any objections to the plan to create an
> armv7 MACHINE_ARCH in FreeBSD, as documented in FCP-0100.
[...]
Some ports want NEON support but FCP-0100 is vague about FreeBSD-specific
differences between armv6 and armv7. Clang a
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