vtn: handle SpvExecutionModelKernel

Signed-off-by: Karol Herbst <kherbst@redhat.com>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>

src/compiler/spirv/spirv_to_nir.c

@@ -3422,6 +3422,8 @@ stage_for_execution_model(struct vtn_builder *b, SpvExecutionModel model)
       return MESA_SHADER_FRAGMENT;
    case SpvExecutionModelGLCompute:
       return MESA_SHADER_COMPUTE;
+   case SpvExecutionModelKernel:
+      return MESA_SHADER_KERNEL;
    default:
       vtn_fail("Unsupported execution model");
    }