Re: [PATCH v2 0/4] MR458: vkd3d-shader/hlsl: Handle register(cX) reservations.

[Zebediah Figura (＠zfigura)]

On Fri Nov 10 02:48:40 2023 +0000, Francisco Casas wrote:
> We have validate_buffer_offsets() to perform this check already.
> I think that the first test added to register-reserations.shader_test
> already covers this, when run for SM4:
> [pixel shader fail(sm<6) todo]
> // Overlapping register(cX) reservations should only be allowed on SM6.
> float a : register(c0);
> float b : register(c0);
> float4 main() : sv_target
> {
>     return a + b;
> }

I meant the checks done by calculate_buffer_offset(). But I see those are only relevant to unaligned reservations, now that I look again.
> I think that the first test added to register-reserations.shader_test already covers this, when run for SM4:

It covers the "no overlap" error, but not the "all or nothing" error.