diff options
Diffstat (limited to 'gcc/tree-ssa-loop-manip.c')
| -rw-r--r-- | gcc/tree-ssa-loop-manip.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/gcc/tree-ssa-loop-manip.c b/gcc/tree-ssa-loop-manip.c index a4057f7..71d3461 100644 --- a/gcc/tree-ssa-loop-manip.c +++ b/gcc/tree-ssa-loop-manip.c @@ -442,7 +442,7 @@ split_loop_exit_edge (edge exit) for (phi = phi_nodes (dest); phi; phi = PHI_CHAIN (phi)) { - op_p = PHI_ARG_DEF_PTR_FROM_EDGE (phi, EDGE_SUCC (bb, 0)); + op_p = PHI_ARG_DEF_PTR_FROM_EDGE (phi, single_succ_edge (bb)); name = USE_FROM_PTR (op_p); @@ -506,10 +506,10 @@ ip_normal_pos (struct loop *loop) basic_block bb; edge exit; - if (EDGE_COUNT (loop->latch->preds) > 1) + if (!single_pred_p (loop->latch)) return NULL; - bb = EDGE_PRED (loop->latch, 0)->src; + bb = single_pred (loop->latch); last = last_stmt (bb); if (TREE_CODE (last) != COND_EXPR) return NULL; @@ -757,7 +757,7 @@ lv_adjust_loop_entry_edge (basic_block first_head, /* Adjust edges appropriately to connect new head with first head as well as second head. */ - e0 = EDGE_SUCC (new_head, 0); + e0 = single_succ_edge (new_head); e0->flags &= ~EDGE_FALLTHRU; e0->flags |= EDGE_FALSE_VALUE; e1 = make_edge (new_head, first_head, EDGE_TRUE_VALUE); @@ -816,12 +816,12 @@ tree_ssa_loop_version (struct loops *loops, struct loop * loop, *condition_bb = lv_adjust_loop_entry_edge (first_head, second_head, entry, cond_expr); - latch_edge = EDGE_SUCC (loop->latch->rbi->copy, 0); + latch_edge = single_succ_edge (loop->latch->rbi->copy); extract_true_false_edges_from_block (*condition_bb, &true_edge, &false_edge); nloop = loopify (loops, latch_edge, - EDGE_PRED (loop->header->rbi->copy, 0), + single_pred_edge (loop->header->rbi->copy), *condition_bb, true_edge, false_edge, false /* Do not redirect all edges. */); @@ -842,7 +842,7 @@ tree_ssa_loop_version (struct loops *loops, struct loop * loop, (*condition_bb)->flags |= BB_IRREDUCIBLE_LOOP; loop_preheader_edge (loop)->flags |= EDGE_IRREDUCIBLE_LOOP; loop_preheader_edge (nloop)->flags |= EDGE_IRREDUCIBLE_LOOP; - EDGE_PRED ((*condition_bb), 0)->flags |= EDGE_IRREDUCIBLE_LOOP; + single_pred_edge ((*condition_bb))->flags |= EDGE_IRREDUCIBLE_LOOP; } /* At this point condition_bb is loop predheader with two successors, |