diff options
Diffstat (limited to 'gcc/lra-lives.cc')
| -rw-r--r-- | gcc/lra-lives.cc | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/lra-lives.cc b/gcc/lra-lives.cc index ffce162..3b1d7a9 100644 --- a/gcc/lra-lives.cc +++ b/gcc/lra-lives.cc @@ -113,6 +113,15 @@ free_live_range_list (lra_live_range_t lr) } } +/* Reset and release live range list LR. */ +void +lra_reset_live_range_list (lra_live_range_t &lr) +{ + lra_live_range_t first = lr; + lr = NULL; + free_live_range_list (first); +} + /* Create and return pseudo live range with given attributes. */ static lra_live_range_t create_live_range (int regno, int start, int finish, lra_live_range_t next) @@ -1524,6 +1533,19 @@ lra_create_live_ranges (bool all_p, bool dead_insn_p) lra_assert (! res); } +/* Run lra_create_live_ranges if !complete_info_p. Return FALSE iff + live ranges are known to have remained unchanged. */ + +bool +lra_complete_live_ranges (void) +{ + if (complete_info_p) + return false; + + lra_create_live_ranges (true, true); + return true; +} + /* Finish all live ranges. */ void lra_clear_live_ranges (void) |