Re: [OE-core] Tune files and knobs to turn

2011-06-30 Thread Phil Blundell
On Thu, 2011-06-30 at 19:41 +0200, Koen Kooi wrote: > Real world experience with gcc 4.3 and 4.5 has shown that gcc is > shockingly bad at vectorizing for NEON, so you need this unbreak-me > option to avoid slowdowns. It might be less bad on cortex-a9 or a15, > but for A8 not vectorizing is a net w

Re: [OE-core] Tune files and knobs to turn

2011-06-30 Thread Koen Kooi
Op 30 jun 2011, om 18:02 heeft Tom Rini het volgende geschreven: > On 06/28/2011 10:36 AM, Darren Hart wrote: >> >> >> On 06/24/2011 04:54 AM, Koen Kooi wrote: >>> Hi, >>> >>> We discussed tune files a bit during last nights TSC meeting and Khem had >>> expressed the need before, so I'd like t

Re: [OE-core] Tune files and knobs to turn

2011-06-30 Thread Tom Rini
On 06/28/2011 10:36 AM, Darren Hart wrote: > > > On 06/24/2011 04:54 AM, Koen Kooi wrote: >> Hi, >> >> We discussed tune files a bit during last nights TSC meeting and Khem had >> expressed the need before, so I'd like to get this discussion started by >> using >> armv7a as an example. >> >> For

Re: [OE-core] Tune files and knobs to turn

2011-06-28 Thread Khem Raj
On Tue, Jun 28, 2011 at 1:33 PM, Koen Kooi wrote: > > Op 28 jun 2011, om 22:31 heeft Khem Raj het volgende geschreven: > >> On Tue, Jun 28, 2011 at 10:36 AM, Darren Hart wrote: >>> >>> >>> On 06/24/2011 04:54 AM, Koen Kooi wrote: Hi, We discussed tune files a bit during last nights

Re: [OE-core] Tune files and knobs to turn

2011-06-28 Thread Khem Raj
On Tue, Jun 28, 2011 at 12:13 PM, Darren Hart wrote: > > > On 06/28/2011 10:38 AM, Koen Kooi wrote: >> >> Op 28 jun 2011, om 19:36 heeft Darren Hart het volgende geschreven: >> >>> >>> >>> On 06/24/2011 04:54 AM, Koen Kooi wrote: Hi, We discussed tune files a bit during last nights

Re: [OE-core] Tune files and knobs to turn

2011-06-28 Thread Koen Kooi
Op 28 jun 2011, om 22:31 heeft Khem Raj het volgende geschreven: > On Tue, Jun 28, 2011 at 10:36 AM, Darren Hart wrote: >> >> >> On 06/24/2011 04:54 AM, Koen Kooi wrote: >>> Hi, >>> >>> We discussed tune files a bit during last nights TSC meeting and Khem had >>> expressed the need before, so

Re: [OE-core] Tune files and knobs to turn

2011-06-28 Thread Khem Raj
On Tue, Jun 28, 2011 at 10:36 AM, Darren Hart wrote: > > > On 06/24/2011 04:54 AM, Koen Kooi wrote: >> Hi, >> >> We discussed tune files a bit during last nights TSC meeting and Khem had >> expressed the need before, so I'd like to get this discussion started by >> using >> armv7a as an example.

Re: [OE-core] Tune files and knobs to turn

2011-06-28 Thread Khem Raj
On Fri, Jun 24, 2011 at 7:12 AM, Mark Hatle wrote: > A few, what I suspect are corrections.  (I'm going to be a bit pedantic here.) > > On 6/24/11 6:54 AM, Koen Kooi wrote: >> Hi, >> >> We discussed tune files a bit during last nights TSC meeting and Khem had >> expressed the need before, so I'd

Re: [OE-core] Tune files and knobs to turn

2011-06-28 Thread Koen Kooi
Op 28 jun 2011, om 21:13 heeft Darren Hart het volgende geschreven: > > > On 06/28/2011 10:38 AM, Koen Kooi wrote: >> >> Op 28 jun 2011, om 19:36 heeft Darren Hart het volgende geschreven: >> >>> >>> >>> On 06/24/2011 04:54 AM, Koen Kooi wrote: Hi, We discussed tune files a

Re: [OE-core] Tune files and knobs to turn

2011-06-28 Thread Darren Hart
On 06/28/2011 10:38 AM, Koen Kooi wrote: > > Op 28 jun 2011, om 19:36 heeft Darren Hart het volgende geschreven: > >> >> >> On 06/24/2011 04:54 AM, Koen Kooi wrote: >>> Hi, >>> >>> We discussed tune files a bit during last nights TSC meeting and Khem had >>> expressed the need before, so I'd li

Re: [OE-core] Tune files and knobs to turn

2011-06-28 Thread Koen Kooi
Op 28 jun 2011, om 19:36 heeft Darren Hart het volgende geschreven: > > > On 06/24/2011 04:54 AM, Koen Kooi wrote: >> Hi, >> >> We discussed tune files a bit during last nights TSC meeting and Khem had >> expressed the need before, so I'd like to get this discussion started by >> using >> arm

Re: [OE-core] Tune files and knobs to turn

2011-06-28 Thread Darren Hart
On 06/24/2011 04:54 AM, Koen Kooi wrote: > Hi, > > We discussed tune files a bit during last nights TSC meeting and Khem had > expressed the need before, so I'd like to get this discussion started by using > armv7a as an example. > > For armv7a capable cores we have the following hardware featu

Re: [OE-core] Tune files and knobs to turn

2011-06-24 Thread Mark Hatle
On 6/24/11 9:01 AM, Richard Purdie wrote: > On Fri, 2011-06-24 at 13:54 +0200, Koen Kooi wrote: >> We discussed tune files a bit during last nights TSC meeting and Khem >> had expressed the need before, so I'd like to get this discussion >> started by using armv7a as an example. >> >> For armv7a ca

Re: [OE-core] Tune files and knobs to turn

2011-06-24 Thread Mark Hatle
A few, what I suspect are corrections. (I'm going to be a bit pedantic here.) On 6/24/11 6:54 AM, Koen Kooi wrote: > Hi, > > We discussed tune files a bit during last nights TSC meeting and Khem had > expressed the need before, so I'd like to get this discussion started by > using armv7a as an

Re: [OE-core] Tune files and knobs to turn

2011-06-24 Thread Richard Purdie
On Fri, 2011-06-24 at 13:54 +0200, Koen Kooi wrote: > We discussed tune files a bit during last nights TSC meeting and Khem > had expressed the need before, so I'd like to get this discussion > started by using armv7a as an example. > > For armv7a capable cores we have the following hardware featu

[OE-core] Tune files and knobs to turn

2011-06-24 Thread Koen Kooi
Hi, We discussed tune files a bit during last nights TSC meeting and Khem had expressed the need before, so I'd like to get this discussion started by using armv7a as an example. For armv7a capable cores we have the following hardware features: * armv7a instruction set * thumb1 instruction set