[Linaro-dev] Discussion on new ARM hard-float port on debian-arm@

Hector Oron hector.oron at gmail.com
Mon Jul 12 22:34:05 BST 2010

(NOTE I am a thrid party)

Hello Mark,

I think you have really good arguments.

2010/7/12, Mark Mitchell <mark at codesourcery.com>:
> I don't know who the right people in Debian are; I'd rather suspect
> you're a lot more connected than I. :-)

You only have to reply to the following thread:
  * http://lists.debian.org/debian-arm/2010/07/threads.html#00019
  (You do not even need to subscribe to the list)

>>  How long will it take to get the toolchain able to do (2)?
> It would take months, but not years.  It's going to take a few
> person-weeks to implement the source attribute.  GLIBC is going to need
> to add new versions of libm functions that can be called with the
> hard-float ABI, while preserving the old soft-float versions using
> symbol versioning.  GDB may need some work to handle the attribute.  So,
> there's non-trivial work.
> But, when you're done, you actually have the solution that you really
> want -- critical high-performance math functions can be called more
> efficiently, and nothing else is impacted.

Are you seriously thinking on implementing (2) before the end of the
year? That would be really nice.

Best regards,
 Héctor Orón

"Our Sun unleashes tremendous flares expelling hot gas into the Solar
System, which one day will disconnect us."

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