DEFTIMEVAR (TV_COMPLETE_UNROLL , "complete unrolling")
DEFTIMEVAR (TV_TREE_PARALLELIZE_LOOPS, "tree parallelize loops")
DEFTIMEVAR (TV_TREE_VECTORIZATION , "tree vectorization")
+DEFTIMEVAR (TV_GRAPHITE_TRANSFORMS , "GRAPHITE loop transforms")
DEFTIMEVAR (TV_TREE_LINEAR_TRANSFORM , "tree loop linear")
DEFTIMEVAR (TV_TREE_LOOP_DISTRIBUTION, "tree loop distribution")
DEFTIMEVAR (TV_CHECK_DATA_DEPS , "tree check data dependences")