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Diffstat (limited to 'gcc/tree-ssa-loop.c')
| -rw-r--r-- | gcc/tree-ssa-loop.c | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/gcc/tree-ssa-loop.c b/gcc/tree-ssa-loop.c index bdf7ade..7457e53 100644 --- a/gcc/tree-ssa-loop.c +++ b/gcc/tree-ssa-loop.c @@ -1,5 +1,5 @@ /* Loop optimizations over tree-ssa. - Copyright (C) 2003, 2005 Free Software Foundation, Inc. + Copyright (C) 2003, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of GCC. @@ -241,6 +241,41 @@ struct tree_opt_pass pass_linear_transform = 0 /* letter */ }; +/* Check the correctness of the data dependence analyzers. */ + +static unsigned int +check_data_deps (void) +{ + if (!current_loops) + return 0; + + tree_check_data_deps (); + return 0; +} + +static bool +gate_check_data_deps (void) +{ + return flag_check_data_deps != 0; +} + +struct tree_opt_pass pass_check_data_deps = +{ + "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 */ + 0 /* letter */ +}; + /* Canonical induction variable creation pass. */ static unsigned int |