Re: svn commit: r288492 - head/sys/arm/arm

2015-10-04 Thread Glen Barber
On Sat, Oct 03, 2015 at 10:30:40AM +0300, Konstantin Belousov wrote: > On Sat, Oct 03, 2015 at 10:02:56AM +0300, Konstantin Belousov wrote: > > On Fri, Oct 02, 2015 at 10:27:56AM -0600, Ian Lepore wrote: > > > On Fri, 2015-10-02 at 18:20 +0300, Konstantin Belousov wrote: > > > > On Fri, Oct 02, 201

Re: svn commit: r288492 - head/sys/arm/arm

2015-10-03 Thread Konstantin Belousov
On Sat, Oct 03, 2015 at 10:02:56AM +0300, Konstantin Belousov wrote: > On Fri, Oct 02, 2015 at 10:27:56AM -0600, Ian Lepore wrote: > > On Fri, 2015-10-02 at 18:20 +0300, Konstantin Belousov wrote: > > > On Fri, Oct 02, 2015 at 08:26:10AM -0600, Ian Lepore wrote: > > > > Some arm documentation refer

Re: svn commit: r288492 - head/sys/arm/arm

2015-10-03 Thread Konstantin Belousov
On Fri, Oct 02, 2015 at 10:27:56AM -0600, Ian Lepore wrote: > On Fri, 2015-10-02 at 18:20 +0300, Konstantin Belousov wrote: > > On Fri, Oct 02, 2015 at 08:26:10AM -0600, Ian Lepore wrote: > > > Some arm documentation refers to the need for "support code" when the > > > flush-to-zero option is disab

Re: svn commit: r288492 - head/sys/arm/arm

2015-10-02 Thread Adrian Chadd
Hi, When you run this stuff on ARM (and MIPS, too) - would you please report in the commit message(s) which platforms you ran it on? I'd hate to see this break an existing platform that it mostly works on just to fix it on a platform it doesn't. -a On 2 October 2015 at 06:26, Konstantin Belo

Re: svn commit: r288492 - head/sys/arm/arm

2015-10-02 Thread Ian Lepore
On Fri, 2015-10-02 at 18:20 +0300, Konstantin Belousov wrote: > On Fri, Oct 02, 2015 at 08:26:10AM -0600, Ian Lepore wrote: > > Some arm documentation refers to the need for "support code" when the > > flush-to-zero option is disabled on VFPv2 hardware (which for us would > > be just the RPi I thin

Re: svn commit: r288492 - head/sys/arm/arm

2015-10-02 Thread Konstantin Belousov
On Fri, Oct 02, 2015 at 08:26:10AM -0600, Ian Lepore wrote: > Some arm documentation refers to the need for "support code" when the > flush-to-zero option is disabled on VFPv2 hardware (which for us would > be just the RPi I think). Do we have that support code? What happens > if it's missing? I

Re: svn commit: r288492 - head/sys/arm/arm

2015-10-02 Thread Ian Lepore
On Fri, 2015-10-02 at 13:26 +, Konstantin Belousov wrote: > Author: kib > Date: Fri Oct 2 13:25:59 2015 > New Revision: 288492 > URL: https://svnweb.freebsd.org/changeset/base/288492 > > Log: > Do not set 'flush to zero' VFPSCR_FZ bit by default. The correct > implementation of IEEE 754

svn commit: r288492 - head/sys/arm/arm

2015-10-02 Thread Konstantin Belousov
Author: kib Date: Fri Oct 2 13:25:59 2015 New Revision: 288492 URL: https://svnweb.freebsd.org/changeset/base/288492 Log: Do not set 'flush to zero' VFPSCR_FZ bit by default. The correct implementation of IEEE 754 arithmetic depends on denormals operating correctly. Both perl test suite a