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| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/bt-load.c | 9 |
2 files changed, 15 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c5ed8fc..80a3571 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2006-05-14 Kaz Kojima <kkojima@gcc.gnu.org> + + PR rtl-optimization/27406 + * bt-load.c (migrate_btr_def): Skip the block having abnormal + edges. + 2006-05-14 Roger Sayle <roger@eyesopen.com> PR rtl-optimization/27538 diff --git a/gcc/bt-load.c b/gcc/bt-load.c index 70975e4..88a6806 100644 --- a/gcc/bt-load.c +++ b/gcc/bt-load.c @@ -1339,6 +1339,15 @@ migrate_btr_def (btr_def def, int min_cost) /* Try to move the instruction that sets the target register into basic block TRY. */ int try_freq = basic_block_freq (try); + edge_iterator ei; + edge e; + + /* If TRY has abnormal edges, skip it. */ + FOR_EACH_EDGE (e, ei, try->succs) + if (e->flags & EDGE_COMPLEX) + break; + if (e) + continue; if (dump_file) fprintf (dump_file, "trying block %d ...", try->index); |