+DEFTIMEVAR (TV_TREE_LOOP_IVCANON , "tree canonical iv")
+DEFTIMEVAR (TV_SCEV_CONST , "scev constant prop")
+DEFTIMEVAR (TV_TREE_LOOP_UNSWITCH , "tree loop unswitching")
+DEFTIMEVAR (TV_COMPLETE_UNROLL , "complete unrolling")
+DEFTIMEVAR (TV_TREE_VECTORIZATION , "tree vectorization")
+DEFTIMEVAR (TV_TREE_LINEAR_TRANSFORM , "tree loop linear")
+DEFTIMEVAR (TV_TREE_LOOP_IVOPTS , "tree iv optimization")
+DEFTIMEVAR (TV_TREE_LOOP_INIT , "tree loop init")
+DEFTIMEVAR (TV_TREE_LOOP_FINI , "tree loop fini")