diff options
Diffstat (limited to 'gcc/predict.c')
| -rw-r--r-- | gcc/predict.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gcc/predict.c b/gcc/predict.c index b0be982761d..ce8ed2d0449 100644 --- a/gcc/predict.c +++ b/gcc/predict.c @@ -695,10 +695,13 @@ static bool last_basic_block_p (bb) basic_block bb; { - return (bb->index == n_basic_blocks - 1 - || (bb->index == n_basic_blocks - 2 + if (bb == EXIT_BLOCK_PTR) + return false; + + return (bb->next_bb == EXIT_BLOCK_PTR + || (bb->next_bb->next_bb == EXIT_BLOCK_PTR && bb->succ && !bb->succ->succ_next - && bb->succ->dest->index == n_basic_blocks - 1)); + && bb->succ->dest->next_bb == EXIT_BLOCK_PTR)); } /* Sets branch probabilities according to PREDiction and FLAGS. HEADS[bb->index] @@ -847,7 +850,7 @@ note_prediction_to_br_prob () heads = xmalloc (sizeof (int) * n_basic_blocks); memset (heads, -1, sizeof (int) * n_basic_blocks); - heads[0] = n_basic_blocks; + heads[ENTRY_BLOCK_PTR->next_bb->index] = n_basic_blocks; /* Process all prediction notes. */ |