+void
+_mesa_print_swizzle(GLuint swizzle)
+{
+ if (swizzle == SWIZZLE_XYZW) {
+ _mesa_printf(".xyzw\n");
+ }
+ else {
+ const char *s = _mesa_swizzle_string(swizzle, 0, 0);
+ _mesa_printf("%s\n", s);
+ }
+}
+
+
+const char *
+_mesa_writemask_string(GLuint writeMask)