[PATCH v4 08/13] riscv: Implement xchg8/16() using Zabha

[Andrew Jones]

On Wed, Jul 31, 2024 at 09:24:00AM GMT, Alexandre Ghiti wrote:
> This adds runtime support for Zabha in xchg8/16() operations.
> 
> Signed-off-by: Alexandre Ghiti <alexghiti at rivosinc.com>
> ---
>  arch/riscv/include/asm/cmpxchg.h | 65 ++++++++++++++++++++------------
>  1 file changed, 41 insertions(+), 24 deletions(-)
>

Reviewed-by: Andrew Jones <ajones at ventanamicro.com>