diff --git a/src/compiler/nir/nir_divergence_analysis.c b/src/compiler/nir/nir_divergence_analysis.c
index c2da94ac5cf..7eb8d537084 100644
--- a/src/compiler/nir/nir_divergence_analysis.c
+++ b/src/compiler/nir/nir_divergence_analysis.c
@@ -124,6 +124,8 @@ visit_intrinsic(nir_shader *shader, nir_intrinsic_instr *instr)
    case nir_intrinsic_load_viewport_y_scale:
    case nir_intrinsic_load_viewport_z_scale:
    case nir_intrinsic_load_viewport_offset:
+   case nir_intrinsic_load_viewport_x_offset:
+   case nir_intrinsic_load_viewport_y_offset:
    case nir_intrinsic_load_viewport_z_offset:
    case nir_intrinsic_load_blend_const_color_a_float:
    case nir_intrinsic_load_blend_const_color_b_float:
@@ -146,6 +148,12 @@ visit_intrinsic(nir_shader *shader, nir_intrinsic_instr *instr)
    case nir_intrinsic_load_workgroup_num_input_vertices_amd:
    case nir_intrinsic_load_workgroup_num_input_primitives_amd:
    case nir_intrinsic_load_shader_query_enabled_amd:
+   case nir_intrinsic_load_cull_front_face_enabled_amd:
+   case nir_intrinsic_load_cull_back_face_enabled_amd:
+   case nir_intrinsic_load_cull_ccw_amd:
+   case nir_intrinsic_load_cull_small_primitives_enabled_amd:
+   case nir_intrinsic_load_cull_any_enabled_amd:
+   case nir_intrinsic_load_cull_small_prim_precision_amd:
       is_divergent = false;
       break;
 
diff --git a/src/compiler/nir/nir_intrinsics.py b/src/compiler/nir/nir_intrinsics.py
index ab5a5fac57b..74839171589 100644
--- a/src/compiler/nir/nir_intrinsics.py
+++ b/src/compiler/nir/nir_intrinsics.py
@@ -781,9 +781,13 @@ system_value("shader_record_ptr", 1, bit_sizes=[64])
 #
 # Panfrost needs to implement all coordinate transformation in the
 # vertex shader; system values allow us to share this routine in NIR.
+#
+# RADV uses these for NGG primitive culling.
 system_value("viewport_x_scale", 1)
 system_value("viewport_y_scale", 1)
 system_value("viewport_z_scale", 1)
+system_value("viewport_x_offset", 1)
+system_value("viewport_y_offset", 1)
 system_value("viewport_z_offset", 1)
 system_value("viewport_scale", 3)
 system_value("viewport_offset", 3)
@@ -1179,7 +1183,19 @@ system_value("workgroup_num_input_primitives_amd", 1)
 # For NGG passthrough mode only. Pre-packed argument for export_primitive_amd.
 system_value("packed_passthrough_primitive_amd", 1)
 # Whether NGG GS should execute shader query.
-system_value("shader_query_enabled_amd", 1, bit_sizes=[1])
+system_value("shader_query_enabled_amd", dest_comp=1, bit_sizes=[1])
+# Whether the shader should cull front facing triangles.
+intrinsic("load_cull_front_face_enabled_amd", dest_comp=1, bit_sizes=[1], flags=[CAN_ELIMINATE])
+# Whether the shader should cull back facing triangles.
+intrinsic("load_cull_back_face_enabled_amd", dest_comp=1, bit_sizes=[1], flags=[CAN_ELIMINATE])
+# True if face culling should use CCW (false if CW).
+intrinsic("load_cull_ccw_amd", dest_comp=1, bit_sizes=[1], flags=[CAN_ELIMINATE])
+# Whether the shader should cull small primitives that are not visible in a pixel.
+intrinsic("load_cull_small_primitives_enabled_amd", dest_comp=1, bit_sizes=[1], flags=[CAN_ELIMINATE])
+# Whether any culling setting is enabled in the shader.
+intrinsic("load_cull_any_enabled_amd", dest_comp=1, bit_sizes=[1], flags=[CAN_ELIMINATE])
+# Small primitive culling precision
+intrinsic("load_cull_small_prim_precision_amd", dest_comp=1, bit_sizes=[32], flags=[CAN_ELIMINATE, CAN_REORDER])
 # Initial edge flag in a Vertex Shader. src = {vertex index}.
 intrinsic("load_initial_edgeflag_amd", src_comp=[1], dest_comp=1, indices=[])
 # Exports the current invocation's vertex. This is a placeholder where all vertex attribute export instructions should be emitted.
@@ -1188,6 +1204,12 @@ intrinsic("export_vertex_amd", src_comp=[], indices=[])
 intrinsic("export_primitive_amd", src_comp=[1], indices=[])
 # Allocates export space for vertices and primitives. src[] = {num_vertices, num_primitives}.
 intrinsic("alloc_vertices_and_primitives_amd", src_comp=[1, 1], indices=[])
+# Overwrites VS input registers, for use with vertex compaction after culling. src = {vertex_id, instance_id}.
+intrinsic("overwrite_vs_arguments_amd", src_comp=[1, 1], indices=[])
+# Overwrites TES input registers, for use with vertex compaction after culling. src = {tes_u, tes_v, rel_patch_id, patch_id}.
+intrinsic("overwrite_tes_arguments_amd", src_comp=[1, 1, 1, 1], indices=[])
+# Overwrites the input vertex and primitive count in the current subgroup after culling. src = {num_vertices, num_primitives}.
+intrinsic("overwrite_subgroup_num_vertices_and_primitives_amd", src_comp=[1, 1], indices=[])
 
 # src = [index] BINDING = which table BASE = offset within handle
 intrinsic("load_sbt_amd", src_comp=[-1], dest_comp=0, indices=[BINDING, BASE],