Re: [PATCH v3 08/25] openrisc: add cmpxchg and xchg implementations

[Peter Zijlstra]

On Wed, Feb 22, 2017 at 04:11:37AM +0900, Stafford Horne wrote:
> +     __asm__ __volatile__(
> +             "1:     l.lwa %0, 0(%1)         \n"
> +             "       l.sfeq %0, %2           \n"
> +             "       l.bnf 1f                \n"
> +             "        l.nop                  \n"
> +             "       l.swa 0(%1), %3         \n"
> +             "       l.bnf 1b                \n"
> +             "1:      l.nop                  \n"
> +             : "=&r"(old)
> +             : "r"(ptr), "r"(old), "r"(new)
> +             : "cc", "memory");

I just noticed this, but having both labels have the same name is
somewhat confusing.