diff --git a/docs/GL-status.txt b/docs/GL-status.txt
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+
+This is the status of GL extension support in the virglrenderer code base.
+
+The initial codebase has GL3.3 feature complete.
+
+Some features don't require renderer support and are handled in the
+guest driver completely.
+
+Feature                                               Status
+----------------------------------------------------- ------------------------
+GL 3.3, GLSL 3.30 --- renderer complete support.
+
+GL 4.0, GLSL 4.00 --- 
+
+  GL_ARB_draw_buffers_blend                            DONE
+  GL_ARB_draw_indirect                                 
+  GL_ARB_gpu_shader5                                   in progress
+  - 'precise' qualifier                                GUEST
+  - Dynamically uniform sampler array indices          
+  - Dynamically uniform UBO array indices             
+  - Implicit signed -> unsigned conversions            GUEST
+  - Fused multiply-add                                 
+  - Packing/bitfield/conversion functions              
+  - Enhanced textureGather                             
+  - Geometry shader instancing                         
+  - Geometry shader multiple streams                  
+  - Enhanced per-sample shading                       
+  - Interpolation functions                           
+  - New overload resolution rules                      GUEST
+  GL_ARB_gpu_shader_fp64                               
+  GL_ARB_sample_shading                                
+  GL_ARB_shader_subroutine                             GUEST
+  GL_ARB_tessellation_shader                           
+  GL_ARB_texture_buffer_object_rgb32                   DONE
+  GL_ARB_texture_cube_map_array                        DONE
+  GL_ARB_texture_gather                                
+  GL_ARB_texture_query_lod                             
+  GL_ARB_transform_feedback2                           DONE
+  GL_ARB_transform_feedback3                           DONE
+
+
+GL 4.1, GLSL 4.10 ---
+
+  GL_ARB_ES2_compatibility                             GUEST
+  GL_ARB_get_program_binary                            GUEST
+  GL_ARB_separate_shader_objects                       GUEST
+  GL_ARB_shader_precision                              GUEST
+  GL_ARB_vertex_attrib_64bit                           
+  GL_ARB_viewport_array                                DONE
+
+
+GL 4.2, GLSL 4.20:
+
+  GL_ARB_texture_compression_bptc                     
+  GL_ARB_compressed_texture_pixel_storage             
+  GL_ARB_shader_atomic_counters                       
+  GL_ARB_texture_storage                              
+  GL_ARB_transform_feedback_instanced                 
+  GL_ARB_base_instance                                 
+  GL_ARB_shader_image_load_store                      
+  GL_ARB_conservative_depth                           
+  GL_ARB_shading_language_420pack                     
+  GL_ARB_shading_language_packing                     
+  GL_ARB_internalformat_query                         
+  GL_ARB_map_buffer_alignment                         
+
+
+GL 4.3, GLSL 4.30:
+
+  GL_ARB_arrays_of_arrays                             
+  GL_ARB_ES3_compatibility                            
+  GL_ARB_clear_buffer_object                          
+  GL_ARB_compute_shader                                
+  GL_ARB_copy_image                                    
+  GL_KHR_debug                                        
+  GL_ARB_explicit_uniform_location                   
+  GL_ARB_fragment_layer_viewport                     
+  GL_ARB_framebuffer_no_attachments                   
+  GL_ARB_internalformat_query2                       
+  GL_ARB_invalidate_subdata                           
+  GL_ARB_multi_draw_indirect                           
+  GL_ARB_program_interface_query                       
+  GL_ARB_robust_buffer_access_behavior                
+  GL_ARB_shader_image_size                             
+  GL_ARB_shader_storage_buffer_object                  
+  GL_ARB_stencil_texturing                             
+  GL_ARB_texture_buffer_range                          
+  GL_ARB_texture_query_levels                          
+  GL_ARB_texture_storage_multisample                   
+  GL_ARB_texture_view                                 
+  GL_ARB_vertex_attrib_binding                         GUEST
+
+
+GL 4.4, GLSL 4.40:
+
+  GL_MAX_VERTEX_ATTRIB_STRIDE                          
+  GL_ARB_buffer_storage                                
+  GL_ARB_clear_texture                                
+  GL_ARB_enhanced_layouts                              
+  GL_ARB_multi_bind                                    
+  GL_ARB_query_buffer_object                           
+  GL_ARB_texture_mirror_clamp_to_edge                  
+  GL_ARB_texture_stencil8                             
+  GL_ARB_vertex_type_10f_11f_11f_rev                   
+
+GL 4.5, GLSL 4.50:
+
+  GL_ARB_ES3_1_compatibility                           
+  GL_ARB_clip_control                                  
+  GL_ARB_conditional_render_inverted                   
+  GL_ARB_cull_distance                                 
+  GL_ARB_derivative_control                            
+  GL_ARB_direct_state_access                           GUEST
+  GL_ARB_get_texture_sub_image                         
+  GL_ARB_shader_texture_image_samples                  
+  GL_ARB_texture_barrier                               
+  GL_KHR_context_flush_control                         
+  GL_KHR_robust_buffer_access_behavior                 
+  GL_KHR_robustness                                    
+  GL_EXT_shader_integer_mix                            
+