[PATCH vkd3d 4/5] vkd3d-shader: Return the register space of each used UAV and UAV counter in vkd3d_shader_scan_info.

[Henri Verbeet]

On Fri, 5 Jun 2020 at 20:04, Zebediah Figura <zfigura at codeweavers.com> wrote:
> If we extend the above proposal, perhaps something like:
>
> #define VKD3D_ARRAY_COUNT_UNBOUNDED (~0)
>
> struct vkd3d_uav_scan_info
> {
>     unsigned int register_space, register_index, array_count;
>     bool counter, read;
> }
>
> array_count doesn't necessarily have to reflect the actual declared
> array count (unless there's a reason to do that I'm not thinking of?)
>
> Thus if the array isn't indexed dynamically, we can fill one
> vkd3d_uav_scan_info entry for each access, each with an array_count of
> 1. If it is, we add one entry with the declared array count or
> VKD3D_ARRAY_COUNT_UNBOUNDED (if it's indexed dynamically). Does that work?

Probably something along those lines, yeah. Although perhaps it makes
more sense to store "unbounded" as a flag, like "counter" and "read",
and then just set "count" to 0.