[PATCH vkd3d v3 3/6] vkd3d-shader/hlsl: Allow failure in hlsl_offset_from_deref.

[Zebediah Figura (she/her)]

On 11/11/21 05:06, Giovanni Mascellani wrote:
> +unsigned int hlsl_offset_from_deref_safe(struct hlsl_ctx *ctx, const struct hlsl_deref *deref)
> +{
> +    unsigned int offset;
> +
> +    if (hlsl_offset_from_deref(deref, &offset))
> +        return offset;
> +
> +    hlsl_fixme(ctx, deref->offset.node->loc, "Dereference with non-constant offset of type %s.",
> +            hlsl_node_type_to_string(deref->offset.node->type));
> +
> +    return 0;
>   }

I don't hate this, but ultimately we're going to need to handle 
non-constant offsets in the callers anyway. I'd just pass the buck all 
the way down to sm4_register_from_deref() and write_sm1_{load,store}().