[U-Boot] [PATCH] Add gc-section support for ARM

Mike Frysinger vapier at gentoo.org
Tue May 15 07:12:05 CEST 2012


On Monday 14 May 2012 17:01:30 Charles Manning wrote:
> On Monday 14 May 2012 17:15:50 Mike Frysinger wrote:
> > On Wednesday 02 May 2012 21:37:51 Charles Manning wrote:
> > > Seems odd that this hasn't been done yet.
> > > Shaves 5k off an omap overo build.
> > 
> > my understanding is that it doesn't work for some
> 
> It won't work for people that don't set up their lds properly.

current u-boot policy is to not introduce changes that knowingly break other 
platforms.  so if you want to update the common arm config.mk, you need to at 
least compile test all arm boards.

> > > +PLATFORM_RELFLAGS += -ffunction-sections
> > 
> > where's the -fdata-sections ?
> 
> I tried that once before and could not get that to work with u-boot. I
> figure doing just the function sections is better than nothing.

so even your lds isn't setup properly ? :P

other arches are using both fine, so it isn't a problem of common code.
-mike
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