diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/ira.c | 10 |
2 files changed, 13 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fa3c54d..804d740 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2012-10-13 Steven Bosscher <steven@gcc.gnu.org> + + * ira.c (ira): Set current_loops to &ira_loops before recording + loop exits. Release recorded exits and loops early. + 2012-10-13 Chung-Lin Tang <cltang@codesourcery.com> * builtins.c (expand_builtin_set_thread_pointer): Use @@ -4233,8 +4233,8 @@ ira (FILE *f) if (flag_ira_region == IRA_REGION_ALL || flag_ira_region == IRA_REGION_MIXED) { flow_loops_find (&ira_loops); - record_loop_exits (); current_loops = &ira_loops; + record_loop_exits (); } if (internal_flag_ira_verbose > 0 && ira_dump_file != NULL) @@ -4277,9 +4277,14 @@ ira (FILE *f) info. */ df_analyze (); + /* ??? Rebuild the loop tree, but why? Does the loop tree + change if new insns were generated? Can that be handled + by updating the loop tree incrementally? */ + release_recorded_exits (); + flow_loops_free (&ira_loops); flow_loops_find (&ira_loops); - record_loop_exits (); current_loops = &ira_loops; + record_loop_exits (); setup_allocno_assignment_flags (); ira_initiate_assign (); @@ -4363,6 +4368,7 @@ do_reload (void) if (current_loops != NULL) { + release_recorded_exits (); flow_loops_free (&ira_loops); free_dominance_info (CDI_DOMINATORS); } |