[Buildroot] [PATCH 2/2 v2] arch/arc: always needs -matomic with atomix extensions

[Yann E. MORIN]

All,

On 2019-07-14 16:29 +0200, Yann E. MORIN spake thusly:
> As reported by Alexey:
>     https://patchwork.ozlabs.org/patch/1087480/
>     https://patchwork.ozlabs.org/patch/1087471/
> 
> Reported-by: Alexey Brodkin <Alexey.Brodkin at synopsys.com>
> Signed-off-by: Yann E. MORIN <yann.morin.1998 at free.fr>
> Cc: Alexey Brodkin <Alexey.Brodkin at synopsys.com>
> Cc: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
> Cc: Arnout Vandecappelle <arnout at mind.be>
> 
> ---
> Changes v1 -> v2:
>   - move the condition out of package/Makefile.in  (Alexey)
> ---
>  arch/arch.mk.arc    | 4 ++++
>  package/Makefile.in | 4 ----
>  2 files changed, 4 insertions(+), 4 deletions(-)
>  create mode 100644 arch/arch.mk.arc
> 
> diff --git a/arch/arch.mk.arc b/arch/arch.mk.arc
> new file mode 100644
> index 0000000000..559216a733
> --- /dev/null
> +++ b/arch/arch.mk.arc
> @@ -0,0 +1,4 @@
> +# -matomic is always required when the ARC core has the atomic extensions
> +ifeq ($(BR2_arc)$(BR2_ARC_ATOMIC_EXT),y)

Damned, I forgot to git-commit-amend... :-( It should be 'yy' rather
than a single ...

Regards,
Yann E. MORIN.

> +ARCH_TOOLCHAIN_WRAPPER_OPTS = -matomic
> +endif
> diff --git a/package/Makefile.in b/package/Makefile.in
> index f05b9cc3aa..0a7899c852 100644
> --- a/package/Makefile.in
> +++ b/package/Makefile.in
> @@ -112,10 +112,6 @@ ifeq ($(BR2_xtensa),y)
>  TARGET_ABI += -mlongcalls -mauto-litpools
>  endif
>  
> -ifeq ($(BR2_arc)$(BR2_ARC_ATOMIC_EXT),yy)
> -TARGET_ABI += -matomic
> -endif
> -
>  STAGING_SUBDIR = $(GNU_TARGET_NAME)/sysroot
>  STAGING_DIR    = $(HOST_DIR)/$(STAGING_SUBDIR)
>  
> -- 
> 2.20.1
> 

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