diff options
Diffstat (limited to 'gcc/predict.c')
| -rw-r--r-- | gcc/predict.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/gcc/predict.c b/gcc/predict.c index 30ad0fe17c9..f9c6633af24 100644 --- a/gcc/predict.c +++ b/gcc/predict.c @@ -145,7 +145,8 @@ bool probably_never_executed_bb_p (basic_block bb) { if (profile_info && flag_branch_probabilities) - return ((bb->count + profile_info->runs / 2) / profile_info->runs) == 0; + /* APPLE LOCAL hot/cold partitioning */ + return (bb->count == 0); return false; } @@ -696,6 +697,11 @@ predict_loops (struct loops *loops_info, bool rtlsimpleloops) /* Free basic blocks from get_loop_body. */ free (bbs); } + + /* APPLE LOCAL begin lno */ + if (rtlsimpleloops) + iv_analysis_done (); + /* APPLE LOCAL end lno */ if (!rtlsimpleloops) scev_finalize (); @@ -1043,9 +1049,9 @@ tree_predict_by_opcode (basic_block bb) return; op0 = TREE_OPERAND (cond, 0); type = TREE_TYPE (op0); - visited = BITMAP_XMALLOC (); + visited = BITMAP_ALLOC (NULL); val = expr_expected_value (cond, visited); - BITMAP_XFREE (visited); + BITMAP_FREE (visited); if (val) { if (integer_zerop (val)) @@ -1819,7 +1825,7 @@ estimate_bb_frequencies (struct loops *loops) EDGE_SUCC (ENTRY_BLOCK_PTR, 0)->probability = REG_BR_PROB_BASE; /* Set up block info for each basic block. */ - tovisit = BITMAP_XMALLOC (); + tovisit = BITMAP_ALLOC (NULL); alloc_aux_for_blocks (sizeof (struct block_info_def)); alloc_aux_for_edges (sizeof (struct edge_info_def)); FOR_BB_BETWEEN (bb, ENTRY_BLOCK_PTR, NULL, next_bb) @@ -1857,7 +1863,7 @@ estimate_bb_frequencies (struct loops *loops) free_aux_for_blocks (); free_aux_for_edges (); - BITMAP_XFREE (tovisit); + BITMAP_FREE (tovisit); } compute_function_frequency (); if (flag_reorder_functions) |