Map buffer subranges (GL_ARB_map_buffer_range) DONE
Clamping controls (GL_ARB_color_buffer_float) DONE
Float textures, renderbuffers (GL_ARB_texture_float) DONE (gallium r300)
-GL_EXT_packed_float started
-GL_EXT_texture_shared_exponent started
+GL_EXT_packed_float DONE (gallium r600)
+GL_EXT_texture_shared_exponent DONE (gallium, swrast)
Float depth buffers (GL_ARB_depth_buffer_float) not started
Framebuffer objects (GL_EXT_framebuffer_object) DONE
Half-float DONE