radeonsi: determine MEM_ORDERED after generating a shader variant
because si_get_nir_shader runs NIR passes and some of them can introduce new loads.
Fixes: 3fb77ef2 - radeonsi: do opt_large_constants & lower_indirect_derefs after uniform inlining
because si_get_nir_shader runs NIR passes and some of them can introduce new loads.
Fixes: 3fb77ef2 - radeonsi: do opt_large_constants & lower_indirect_derefs after uniform inlining