+ 0, /* todo_flags_start */
+ TODO_dump_func | TODO_update_ssa
+ | TODO_ggc_collect /* todo_flags_finish */
+ }
+};
+
+/* Loop nest optimizations. */
+
+static unsigned int
+tree_linear_transform (void)
+{
+ if (number_of_loops () <= 1)
+ return 0;
+
+ linear_transform_loops ();
+ return 0;
+}
+
+static bool
+gate_tree_linear_transform (void)
+{
+ return flag_tree_loop_linear != 0;
+}
+
+struct gimple_opt_pass pass_linear_transform =
+{
+ {
+ GIMPLE_PASS,
+ "ltrans", /* name */
+ gate_tree_linear_transform, /* gate */
+ tree_linear_transform, /* execute */
+ NULL, /* sub */
+ NULL, /* next */
+ 0, /* static_pass_number */
+ TV_TREE_LINEAR_TRANSFORM, /* tv_id */
+ PROP_cfg | PROP_ssa, /* properties_required */
+ 0, /* properties_provided */
+ 0, /* properties_destroyed */
+ 0, /* todo_flags_start */
+ TODO_dump_func
+ | TODO_update_ssa_only_virtuals
+ | TODO_ggc_collect /* todo_flags_finish */
+ }
+};
+
+/* GRAPHITE optimizations. */
+
+static unsigned int
+graphite_transforms (void)
+{
+ if (!current_loops)
+ return 0;
+
+ graphite_transform_loops ();
+
+ return 0;
+}
+
+static bool
+gate_graphite_transforms (void)
+{
+ /* Enable -fgraphite pass if any one of the graphite optimization flags
+ is turned on. */
+ if (flag_loop_block
+ || flag_loop_interchange
+ || flag_loop_strip_mine
+ || flag_graphite_identity
+ || flag_loop_parallelize_all
+ || flag_loop_flatten)
+ flag_graphite = 1;
+
+ return flag_graphite != 0;
+}
+
+struct gimple_opt_pass pass_graphite =
+{
+ {
+ GIMPLE_PASS,
+ "graphite0", /* name */
+ gate_graphite_transforms, /* gate */
+ NULL, /* execute */
+ NULL, /* sub */
+ NULL, /* next */
+ 0, /* static_pass_number */
+ TV_GRAPHITE, /* tv_id */
+ PROP_cfg | PROP_ssa, /* properties_required */
+ 0, /* properties_provided */
+ 0, /* properties_destroyed */
+ 0, /* todo_flags_start */
+ 0 /* todo_flags_finish */
+ }
+};
+
+struct gimple_opt_pass pass_graphite_transforms =
+{
+ {
+ GIMPLE_PASS,
+ "graphite", /* name */
+ gate_graphite_transforms, /* gate */
+ graphite_transforms, /* execute */
+ NULL, /* sub */
+ NULL, /* next */
+ 0, /* static_pass_number */
+ TV_GRAPHITE_TRANSFORMS, /* tv_id */
+ PROP_cfg | PROP_ssa, /* properties_required */
+ 0, /* properties_provided */
+ 0, /* properties_destroyed */
+ 0, /* todo_flags_start */
+ 0 /* todo_flags_finish */
+ }
+};
+
+/* Check the correctness of the data dependence analyzers. */
+
+static unsigned int
+check_data_deps (void)
+{
+ if (number_of_loops () <= 1)
+ return 0;
+
+ tree_check_data_deps ();
+ return 0;
+}
+
+static bool
+gate_check_data_deps (void)
+{
+ return flag_check_data_deps != 0;
+}
+
+struct gimple_opt_pass pass_check_data_deps =
+{
+ {
+ GIMPLE_PASS,
+ "ckdd", /* name */
+ gate_check_data_deps, /* gate */
+ check_data_deps, /* execute */
+ NULL, /* sub */
+ NULL, /* next */
+ 0, /* static_pass_number */
+ TV_CHECK_DATA_DEPS, /* tv_id */
+ PROP_cfg | PROP_ssa, /* properties_required */
+ 0, /* properties_provided */
+ 0, /* properties_destroyed */
+ 0, /* todo_flags_start */
+ TODO_dump_func /* todo_flags_finish */
+ }