[maemo-developers] Thumb and VFP support in Maemo-Builder

From: Marcin Juszkiewicz openembedded at haerwu.biz
Date: Mon Aug 4 13:47:45 EEST 2008
On Monday 04 of August 2008 12:02:38 Andrew Zabolotny wrote:

> vfp: Whether to enable compilation with the ARM vfp (limited floating
> point) instruction set [...] This option is used only when building a
> package for a CPU architecture supporting vfp (770 doesn’t, later
> devices do).

> Many of the packages I've uploaded to extras-builder so far support
> both thumb and parallel= options, and while parallel is just a matter
> of compilation speed (and it depends of the hardware builder runs
> on), the thumb options is definitely a Good Thing to have, because it
> makes the executables smaller by 20-30% in my measurements.

And vfp can also make some binaries smaller (heavy floating point for 
example) and it also make them faster.



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