On Fri, Feb 8, 2019 at 7:32 AM Alexey Brodkin
<alexey.brodkin@xxxxxxxxxxxx> wrote:
>
> As of now in case of ARC there's no in-kernel implementation of basic libgcc
> functions used for millicode, multiplication, division etc instead we simply
> link with libgcc.a which provides everything used by the compiler.
>
this is something you would be fixing in kernel eventually?
we can carry this as a workaround until then but it really needs to be
fixed in kernel.
> Signed-off-by: Alexey Brodkin <abrodkin@xxxxxxxxxxxx>
> ---
> meta/recipes-kernel/linux/linux-yocto.inc | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/meta/recipes-kernel/linux/linux-yocto.inc b/meta/recipes-kernel/linux/linux-yocto.inc
> index 1ebfb606da..f191946f2a 100644
> --- a/meta/recipes-kernel/linux/linux-yocto.inc
> +++ b/meta/recipes-kernel/linux/linux-yocto.inc
> @@ -26,6 +26,10 @@ DEPENDS_append_nios2 = " libgcc"
> KERNEL_CC_append_nios2 = " ${TOOLCHAIN_OPTIONS}"
> KERNEL_LD_append_nios2 = " ${TOOLCHAIN_OPTIONS}"
>
> +DEPENDS_append_arc = " libgcc"
> +KERNEL_CC_append_arc = " ${TOOLCHAIN_OPTIONS}"
> +KERNEL_LD_append_arc = " ${TOOLCHAIN_OPTIONS}"
> +
> KERNEL_FEATURES_append_qemuall=" features/debug/printk.scc"
>
> KERNEL_FEATURES_append = " ${@bb.utils.contains('MACHINE_FEATURES', 'numa', 'features/numa/numa.scc', '', d)}"
> --
> 2.16.2
>
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