[Buildroot] [PATCH] external toolchain: [ARC] gcc cpu parameter
Thomas Petazzoni
thomas.petazzoni at free-electrons.com
Sun Feb 23 09:48:07 UTC 2014
Dear Noam Camus,
On Sun, 23 Feb 2014 08:28:55 +0000, Noam Camus wrote:
> external toolchain passes -mcpu=arc700
> However compiler is familiar with -mcpu=ARC700
>
> Signed-off-by: Noam Camus <noamc at ezchip.com>
> ---
> arch/Config.in.arc | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/arch/Config.in.arc b/arch/Config.in.arc index 60b59f0..53e7052 100644
> --- a/arch/Config.in.arc
> +++ b/arch/Config.in.arc
> @@ -11,4 +11,5 @@ config BR2_ENDIAN
> default "BIG" if BR2_arceb
>
> config BR2_GCC_TARGET_CPU
> + default "ARC700" if BR2_TOOLCHAIN_EXTERNAL
> default "arc700"
We clearly don't want to use BR2_TOOLCHAIN_EXTERNAL here as a
condition. What is the official value? Is it -mcpu=arc700 or
-mcpu=ARC700 ? Maybe the existing arc700 value was wrong and should
just be fixed? Or does the value depends on the gcc version?
Thanks,
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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