+#define lp_jit_thread_data_counter(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_THREAD_DATA_COUNTER, "counter")
+
+#define lp_jit_thread_data_invocations(_gallivm, _ptr) \
+ lp_build_struct_get_ptr(_gallivm, _ptr, LP_JIT_THREAD_DATA_INVOCATIONS, "invocs")
+
+#define lp_jit_thread_data_raster_state_viewport_index(_gallivm, _ptr) \
+ lp_build_struct_get(_gallivm, _ptr, \
+ LP_JIT_THREAD_DATA_RASTER_STATE_VIEWPORT_INDEX, \
+ "raster_state.viewport_index")
+
+/**
+ * typedef for fragment shader function
+ *
+ * @param context jit context
+ * @param x block start x
+ * @param y block start y
+ * @param facing is front facing
+ * @param a0 shader input a0
+ * @param dadx shader input dadx
+ * @param dady shader input dady
+ * @param color color buffer
+ * @param depth depth buffer
+ * @param mask mask of visible pixels in block (16-bits per sample)
+ * @param thread_data task thread data
+ * @param stride color buffer row stride in bytes
+ * @param depth_stride depth buffer row stride in bytes
+ */