diff options
Diffstat (limited to 'gcc/tree-loop-distribution.c')
| -rw-r--r-- | gcc/tree-loop-distribution.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/gcc/tree-loop-distribution.c b/gcc/tree-loop-distribution.c index 5905406..88c77a4 100644 --- a/gcc/tree-loop-distribution.c +++ b/gcc/tree-loop-distribution.c @@ -519,11 +519,9 @@ mark_nodes_having_upstream_mem_writes (struct graph *rdg) for (i = 0; VEC_iterate (int, nodes, i, x); i++) { - if (bitmap_bit_p (seen, x)) + if (!bitmap_set_bit (seen, x)) continue; - bitmap_set_bit (seen, x); - if (RDG_MEM_WRITE_STMT (rdg, x) || predecessor_has_mem_write (rdg, &(rdg->vertices[x])) /* In anti dependences the read should occur before @@ -644,12 +642,11 @@ rdg_flag_vertex (struct graph *rdg, int v, bitmap partition, bitmap loops, { struct loop *loop; - if (bitmap_bit_p (partition, v)) + if (!bitmap_set_bit (partition, v)) return; loop = loop_containing_stmt (RDG_STMT (rdg, v)); bitmap_set_bit (loops, loop->num); - bitmap_set_bit (partition, v); if (rdg_cannot_recompute_vertex_p (rdg, v)) { @@ -730,11 +727,8 @@ rdg_flag_loop_exits (struct graph *rdg, bitmap loops, bitmap partition, part_has_writes); EXECUTE_IF_SET_IN_BITMAP (new_loops, 0, i, bi) - if (!bitmap_bit_p (loops, i)) - { - bitmap_set_bit (loops, i); - collect_condition_stmts (get_loop (i), &conds); - } + if (bitmap_set_bit (loops, i)) + collect_condition_stmts (get_loop (i), &conds); BITMAP_FREE (new_loops); } @@ -864,14 +858,13 @@ rdg_build_components (struct graph *rdg, VEC (int, heap) *starting_vertices, { int c = rdg->vertices[v].component; - if (!bitmap_bit_p (saved_components, c)) + if (bitmap_set_bit (saved_components, c)) { rdgc x = XCNEW (struct rdg_component); x->num = c; x->vertices = all_components[c]; VEC_safe_push (rdgc, heap, *components, x); - bitmap_set_bit (saved_components, c); } } |