nvc0: expose spirv support

required for OpenCL

v2: adjust to changes in previous commits
v3: properly convert to NIR in nvc0_cp_state_create

Signed-off-by: Karol Herbst <kherbst@redhat.com>
Reviewed-by: Pierre Moreau <pierre.morrow@free.fr> (v1)
40 jobs for !563 with clover_support_nir_target in 22 minutes and 23 seconds (queued for 4 seconds)
merge request