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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 8/9] ARM: Separate assembler functions into their own section
Date: Thu, 19 Jul 2012 22:45:48 +0200	[thread overview]
Message-ID: <20120719204548.GI30009@pengutronix.de> (raw)
In-Reply-To: <20120719140834.GY30009@pengutronix.de>

On Thu, Jul 19, 2012 at 04:08:34PM +0200, Sascha Hauer wrote:
> On Thu, Jul 19, 2012 at 12:38:03PM +0200, Marc Kleine-Budde wrote:
> > On 07/19/2012 10:13 AM, Sascha Hauer wrote:
> > > To let the linker remove unused functions.
> > > 
> > > Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> > > ---
> > >  arch/arm/cpu/cache-armv4.S      |    7 ++++++-
> > >  arch/arm/cpu/cache-armv5.S      |    7 ++++++-
> > >  arch/arm/cpu/cache-armv6.S      |   11 +++++++++--
> > >  arch/arm/cpu/cache-armv7.S      |    8 ++++++--
> > >  arch/arm/lib/ashldi3.S          |    1 +
> > >  arch/arm/lib/ashrdi3.S          |    1 +
> > >  arch/arm/lib/findbit.S          |    9 +++++++++
> > >  arch/arm/lib/io-writesw-armv4.S |    2 ++
> > >  arch/arm/lib/lib1funcs.S        |    7 +++++++
> > >  arch/arm/lib/lshrdi3.S          |    1 +
> > >  10 files changed, 48 insertions(+), 6 deletions(-)
> > > 
> > > diff --git a/arch/arm/cpu/cache-armv4.S b/arch/arm/cpu/cache-armv4.S
> > > index 6d03565..2231eee 100644
> > > --- a/arch/arm/cpu/cache-armv4.S
> > > +++ b/arch/arm/cpu/cache-armv4.S
> > > @@ -3,6 +3,7 @@
> > >  
> > >  #define CACHE_DLINESIZE 32
> > >  
> > > +.section .text.__mmu_cache_on
> > >  ENTRY(__mmu_cache_on)
> > 
> > Is it possible to add the section to the ENTRY macro?
> 
> I'm not sure. I was pretty sure that some assembly functions fall
> through to the next function. I cannot find any examples though.

For example we have this:

.section .text.__divsi3
ENTRY(__divsi3)
ENTRY(__aeabi_idiv)
	...

Sascha

-- 
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  reply	other threads:[~2012-07-19 20:46 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-19  8:12 Compressed barebox image support Sascha Hauer
2012-07-19  8:12 ` [PATCH 1/9] lzo: Allow for static inlining Sascha Hauer
2012-07-19  8:12 ` [PATCH 2/9] ARM lds: remove unused got Sascha Hauer
2012-07-19  8:12 ` [PATCH 3/9] ARM: remove board linker script option Sascha Hauer
2012-07-19  8:12 ` [PATCH 4/9] ARM: remove exception vectors from boards Sascha Hauer
2012-07-19  8:12 ` [PATCH 5/9] ARM startup: calculate offset instead of runtime address Sascha Hauer
2012-07-19  8:12 ` [PATCH 6/9] ARM ep93xx: Get rid of special handling in linker file Sascha Hauer
2012-07-19  8:13 ` [PATCH 7/9] ARM boards: Use _text rather than TEXT_BASE Sascha Hauer
2012-07-19  8:13 ` [PATCH 8/9] ARM: Separate assembler functions into their own section Sascha Hauer
2012-07-19 10:38   ` Marc Kleine-Budde
2012-07-19 14:04     ` Jean-Christophe PLAGNIOL-VILLARD
2012-07-19 14:08     ` Sascha Hauer
2012-07-19 20:45       ` Sascha Hauer [this message]
2012-07-20 16:20         ` Johannes Stezenbach
2012-07-23 20:00           ` Sascha Hauer
2012-07-23 19:59   ` Sascha Hauer
2012-07-19  8:13 ` [PATCH 9/9] Add compressed image support Sascha Hauer
2012-07-19 14:10   ` Jean-Christophe PLAGNIOL-VILLARD
2012-07-19 17:08   ` Johannes Stezenbach
2012-07-19 17:41     ` Sascha Hauer
2012-07-19 18:32       ` Johannes Stezenbach
2012-07-19 20:42         ` Sascha Hauer
2012-07-20 15:01           ` Johannes Stezenbach
2012-07-20 15:24   ` Jean-Christophe PLAGNIOL-VILLARD
2012-07-19 15:08 ` Compressed barebox " Jean-Christophe PLAGNIOL-VILLARD
2012-07-19 16:05   ` Sascha Hauer
2012-07-19 20:11 ` Robert Jarzmik
2012-07-20  7:59   ` Sascha Hauer

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