[PATCH 8/9] ARM: Separate assembler functions into their own section
Sascha Hauer
s.hauer at pengutronix.de
Thu Jul 19 10:08:34 EDT 2012
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 at 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.
Sascha
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