diff options
Diffstat (limited to 'gcc/cfgcleanup.c')
| -rw-r--r-- | gcc/cfgcleanup.c | 30 |
1 files changed, 10 insertions, 20 deletions
diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c index 49cbb44..70bd28d 100644 --- a/gcc/cfgcleanup.c +++ b/gcc/cfgcleanup.c @@ -155,9 +155,8 @@ try_simplify_condjump (basic_block cbranch_block) partition boundaries). See the comments at the top of bb-reorder.c:partition_hot_cold_basic_blocks for complete details. */ - if (flag_reorder_blocks_and_partition - && (BB_PARTITION (jump_block) != BB_PARTITION (jump_dest_block) - || (cbranch_jump_edge->flags & EDGE_CROSSING))) + if (BB_PARTITION (jump_block) != BB_PARTITION (jump_dest_block) + || (cbranch_jump_edge->flags & EDGE_CROSSING)) return false; /* The conditional branch must target the block after the @@ -435,8 +434,7 @@ try_forward_edges (int mode, basic_block b) partition boundaries). See the comments at the top of bb-reorder.c:partition_hot_cold_basic_blocks for complete details. */ - if (flag_reorder_blocks_and_partition - && find_reg_note (BB_END (b), REG_CROSSING_JUMP, NULL_RTX)) + if (find_reg_note (BB_END (b), REG_CROSSING_JUMP, NULL_RTX)) return false; for (ei = ei_start (b->succs); (e = ei_safe_edge (ei)); ) @@ -471,8 +469,7 @@ try_forward_edges (int mode, basic_block b) bb-reorder.c:partition_hot_cold_basic_blocks for complete details. */ - if (flag_reorder_blocks_and_partition - && first != EXIT_BLOCK_PTR + if (first != EXIT_BLOCK_PTR && find_reg_note (BB_END (first), REG_CROSSING_JUMP, NULL_RTX)) return false; @@ -684,9 +681,7 @@ merge_blocks_move_predecessor_nojumps (basic_block a, basic_block b) partition boundaries). See the comments at the top of bb-reorder.c:partition_hot_cold_basic_blocks for complete details. */ - if (flag_reorder_blocks_and_partition - && (BB_PARTITION (a) != BB_PARTITION (b) - || find_reg_note (BB_END (a), REG_CROSSING_JUMP, NULL_RTX))) + if (BB_PARTITION (a) != BB_PARTITION (b)) return; barrier = next_nonnote_insn (BB_END (a)); @@ -742,9 +737,7 @@ merge_blocks_move_successor_nojumps (basic_block a, basic_block b) partition boundaries). See the comments at the top of bb-reorder.c:partition_hot_cold_basic_blocks for complete details. */ - if (flag_reorder_blocks_and_partition - && (find_reg_note (BB_END (a), REG_CROSSING_JUMP, NULL_RTX) - || BB_PARTITION (a) != BB_PARTITION (b))) + if (BB_PARTITION (a) != BB_PARTITION (b)) return; real_b_end = BB_END (b); @@ -814,10 +807,7 @@ merge_blocks_move (edge e, basic_block b, basic_block c, int mode) partition boundaries). See the comments at the top of bb-reorder.c:partition_hot_cold_basic_blocks for complete details. */ - if (flag_reorder_blocks_and_partition - && (find_reg_note (BB_END (b), REG_CROSSING_JUMP, NULL_RTX) - || find_reg_note (BB_END (c), REG_CROSSING_JUMP, NULL_RTX) - || BB_PARTITION (b) != BB_PARTITION (c))) + if (BB_PARTITION (b) != BB_PARTITION (c)) return NULL; @@ -1725,9 +1715,9 @@ try_crossjump_bb (int mode, basic_block bb) partition boundaries). See the comments at the top of bb-reorder.c:partition_hot_cold_basic_blocks for complete details. */ - if (flag_reorder_blocks_and_partition - && (BB_PARTITION (EDGE_PRED (bb, 0)->src) != BB_PARTITION (EDGE_PRED (bb, 1)->src) - || (EDGE_PRED (bb, 0)->flags & EDGE_CROSSING))) + if (BB_PARTITION (EDGE_PRED (bb, 0)->src) != + BB_PARTITION (EDGE_PRED (bb, 1)->src) + || (EDGE_PRED (bb, 0)->flags & EDGE_CROSSING)) return false; /* It is always cheapest to redirect a block that ends in a branch to |