[PATCH] arm: add buildsys support for arm926ej-s

[Carmelo AMOROSO]

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On 1/4/2011 12:12 PM, Abdoulaye Walsimou GAYE wrote:
> On 01/04/2011 12:03 PM, Carmelo AMOROSO wrote:
>  > ARM926EJ-S belongs to the ARM9 processor family.
>  > It implements the ARMv5TEJ instruction set
>  > (v5TE architecture with Jazelle technology)
>  >
>  > Signed-off-by: Carmelo Amoroso <carmelo.amoroso at st.com>
>  > ---
>  > Rules.mak | 1 +
>  > extra/Configs/Config.arm | 4 ++++
>  > 2 files changed, 5 insertions(+), 0 deletions(-)
>  >
>  > diff --git a/Rules.mak b/Rules.mak
>  > index eecdc64..e99ad26 100644
>  > --- a/Rules.mak
>  > +++ b/Rules.mak
>  > @@ -341,6 +341,7 @@ ifeq ($(TARGET_ARCH),arm)
>  > CPU_CFLAGS-$(CONFIG_ARM922T)+=-mtune=arm9tdmi -march=armv4t
>  > CPU_CFLAGS-$(CONFIG_ARM926T)+=-mtune=arm9e -march=armv5te
>  > CPU_CFLAGS-$(CONFIG_ARM10T)+=-mtune=arm10tdmi -march=armv5t
>  > + CPU_CFLAGS-$(CONFIG_ARM926EJ_S) += -mtune=arm926ej-s -march=armv5te
>  > CPU_CFLAGS-$(CONFIG_ARM1136JF_S)+=-mtune=arm1136jf-s -march=armv6
>  > CPU_CFLAGS-$(CONFIG_ARM1176JZ_S)+=-mtune=arm1176jz-s -march=armv6
>  > CPU_CFLAGS-$(CONFIG_ARM1176JZF_S)+=-mtune=arm1176jzf-s -march=armv6
>  >
> 
> Hello Carmelo AMOROSO,
> 

Hi,

> I don't think it is the responsibility of C library to set such compiler
> switches at all.
> If the gcc is configured correctly, it will set all these switches
> correctly as well.

this is true, but in case you don't have a properly/optimal configured
gcc, why not taking advantages of this settings (if correct) ?

Anyway I'm open to reconsider this approach.

> So I think the right patch is to remove all these compiler switches in
> uClibc build system.
> 

Khem, what about ?

> Best regards,
> AWG
> 

Thanks,
Carmelo

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