nir: Add tessellation related AMD-specific intrinsics.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9201>

src/compiler/nir/nir_range_analysis.c

@@ -1388,6 +1388,11 @@ nir_unsigned_upper_bound(nir_shader *shader, struct hash_table *range_ht,
          res = MAX2(src0, src1);
          break;
       }
+      case nir_intrinsic_load_tess_rel_patch_id_amd:
+      case nir_intrinsic_load_tcs_num_patches_amd:
+         /* Very generous maximum: TCS/TES executed by largest possible workgroup */
+         res = config->max_work_group_invocations / MAX2(shader->info.tess.tcs_vertices_out, 1u);
+         break;
       default:
          break;
       }