[fedora-arm] armv7hl VFP notes

2011-05-04 Thread Jon Masters
Folks, This might be of use to someone else trying to figure this out. I am going to followup with a thread proposing some flags to consider for building toolchains based around a minimum of VFP3 *AND* NEON (with some emphasis on discussion about the latter), and Thumb2 interworking. But for now,

Re: [fedora-arm] armv7hl requirements

2011-05-04 Thread Robert Nelson
On Wed, May 4, 2011 at 1:46 PM, Jon Masters jonat...@jonmasters.org wrote: Folks, I'd like to kick off a discussion about flags for ARMv7. My proposal here is that we treat v7hl as an entirely different architecture, and don't try any multi-arch kind of hacks (there isn't the established user

Re: [fedora-arm] armv7hl requirements

2011-05-04 Thread Gordan Bobic
On 05/04/2011 07:46 PM, Jon Masters wrote: Folks, I'd like to kick off a discussion about flags for ARMv7. My proposal here is that we treat v7hl as an entirely different architecture, and don't try any multi-arch kind of hacks (there isn't the established user base for Fedora ARM to justify

Re: [fedora-arm] armv7hl requirements

2011-05-04 Thread Alexjan Carraturo
I think NEON is one step too far because Tegra doesn't support it, and Tegra is rapidly becoming very prolific in convenient form factors, such as these: http://www.trimslice.com

Re: [fedora-arm] armv7hl requirements

2011-05-04 Thread Jon Masters
On Thu, 2011-05-05 at 08:23 +1200, Michael Hope wrote: *). ARM VFP3 hardware floating point (h) *). ARM NEON Architecture *). Thumb2 interworking I don't think you have to anything explicit here. Thumb-2 and ARM code interoperate just fine. *). Your suggestion here? *) Hard

Re: [fedora-arm] armv7hl requirements

2011-05-04 Thread Michael Hope
On Thu, May 5, 2011 at 3:50 PM, Jon Masters jonat...@jonmasters.org wrote: On Thu, 2011-05-05 at 08:23 +1200, Michael Hope wrote: *). ARM VFP3 hardware floating point (h) *). ARM NEON Architecture *). Thumb2 interworking I don't think you have to anything explicit here.  Thumb-2 and ARM