On 12/07/2017 08:53 AM, David Hildenbrand wrote:
> +static ExitStatus op_asi(DisasContext *s, DisasOps *o)
> +{
> + o->in1 = tcg_temp_new_i64();
> + /* Perform the atomic addition in memory. */
> + tcg_gen_atomic_fetch_add_i64(o->in1, o->addr1, o->in2, get_mem_index(s),
> + s->insn->data);
> + /* However, we need to recompute the addition for setting CC. */
> + tcg_gen_add_i64(o->out, o->in1, o->in2);
> + return NO_EXIT;
> +}
Is it worth conditionalizing the atomic operation on having
interlocked-access-facility-1 enabled?
r~
