wined3d: Write "unrecognized_register" in fallback case for get_register_name().

dlls/wined3d/pixelshader.c

@@ -781,6 +781,7 @@ inline static void get_register_name(const DWORD param, char* regstr, char const
     break;
     default:
         FIXME("Unhandled register name Type(%ld)\n", regtype);
+        sprintf(regstr, "unrecognized_register");
     break;
     }
 }

dlls/wined3d/vertexshader.c

@@ -698,6 +698,7 @@ inline static void vshader_program_add_param(IWineD3DVertexShaderImpl *This, con
     break;
   default:
     FIXME("Unknown reg type %ld %ld\n", regtype, reg);
+    strcat(hwLine, "unrecognized_register");
     break;
   }