diff options
Diffstat (limited to 'gcc/predict.c')
| -rw-r--r-- | gcc/predict.c | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/gcc/predict.c b/gcc/predict.c index fa4e626..0fc9fc5 100644 --- a/gcc/predict.c +++ b/gcc/predict.c @@ -2396,7 +2396,6 @@ tree_predict_by_opcode (basic_block bb) tree type; tree val; enum tree_code cmp; - bitmap visited; edge_iterator ei; enum br_predictor predictor; @@ -2409,10 +2408,8 @@ tree_predict_by_opcode (basic_block bb) op1 = gimple_cond_rhs (stmt); cmp = gimple_cond_code (stmt); type = TREE_TYPE (op0); - visited = BITMAP_ALLOC (NULL); - val = expr_expected_value_1 (boolean_type_node, op0, cmp, op1, visited, + val = expr_expected_value_1 (boolean_type_node, op0, cmp, op1, auto_bitmap (), &predictor); - BITMAP_FREE (visited); if (val && TREE_CODE (val) == INTEGER_CST) { if (predictor == PRED_BUILTIN_EXPECT) @@ -2917,9 +2914,7 @@ static void predict_paths_leading_to (basic_block bb, enum br_predictor pred, enum prediction taken, struct loop *in_loop) { - bitmap visited = BITMAP_ALLOC (NULL); - predict_paths_for_bb (bb, bb, pred, taken, visited, in_loop); - BITMAP_FREE (visited); + predict_paths_for_bb (bb, bb, pred, taken, auto_bitmap (), in_loop); } /* Like predict_paths_leading_to but take edge instead of basic block. */ @@ -2943,9 +2938,7 @@ predict_paths_leading_to_edge (edge e, enum br_predictor pred, } if (!has_nonloop_edge) { - bitmap visited = BITMAP_ALLOC (NULL); - predict_paths_for_bb (bb, bb, pred, taken, visited, in_loop); - BITMAP_FREE (visited); + predict_paths_for_bb (bb, bb, pred, taken, auto_bitmap (), in_loop); } else predict_edge_def (e, pred, taken); @@ -3119,7 +3112,7 @@ estimate_loops_at_level (struct loop *first_loop) edge e; basic_block *bbs; unsigned i; - bitmap tovisit = BITMAP_ALLOC (NULL); + auto_bitmap tovisit; estimate_loops_at_level (loop->inner); @@ -3132,7 +3125,6 @@ estimate_loops_at_level (struct loop *first_loop) bitmap_set_bit (tovisit, bbs[i]->index); free (bbs); propagate_freq (loop->header, tovisit); - BITMAP_FREE (tovisit); } } @@ -3141,7 +3133,7 @@ estimate_loops_at_level (struct loop *first_loop) static void estimate_loops (void) { - bitmap tovisit = BITMAP_ALLOC (NULL); + auto_bitmap tovisit; basic_block bb; /* Start by estimating the frequencies in the loops. */ @@ -3154,7 +3146,6 @@ estimate_loops (void) bitmap_set_bit (tovisit, bb->index); } propagate_freq (ENTRY_BLOCK_PTR_FOR_FN (cfun), tovisit); - BITMAP_FREE (tovisit); } /* Drop the profile for NODE to guessed, and update its frequency based on |