#define SetRangeEmpty(ptr,size) memset(ptr, 0, (size) * sizeof((ptr)[0]))
#define hashset_init ir_edgeset_init
+void ir_edgeset_init_size(ir_edgeset_t *self, size_t size);
#define hashset_init_size ir_edgeset_init_size
#define hashset_destroy ir_edgeset_destroy
#define hashset_insert ir_edgeset_insert
#define hashset_remove ir_edgeset_remove
+ir_edge_t *ir_edgeset_find(const ir_edgeset_t *self, const ir_edge_t*);
#define hashset_find ir_edgeset_find
+size_t ir_edgeset_size(const ir_edgeset_t *self);
#define hashset_size ir_edgeset_size
#define hashset_iterator_init ir_edgeset_iterator_init
#define hashset_iterator_next ir_edgeset_iterator_next
info->out_count += ofs;
#if 0
+ ir_graph *irg = get_irn_irg(tgt);
assert(info->out_count >= 0);
if (info->out_count == 0 && kind == EDGE_KIND_NORMAL) {
/* tgt lost it's last user */
for (i = get_irn_arity(tgt) - 1; i >= -1; --i) {
ir_node *prev = get_irn_n(tgt, i);
- edges_notify_edge(tgt, i, NULL, prev, current_ir_graph);
+ edges_notify_edge(tgt, i, NULL, prev, irg);
}
for (i = get_irn_deps(tgt) - 1; i >= 0; --i) {
ir_node *prev = get_irn_dep(tgt, i);
- edges_notify_edge_kind(tgt, i, NULL, prev, EDGE_KIND_DEP, current_ir_graph);
+ edges_notify_edge_kind(tgt, i, NULL, prev, EDGE_KIND_DEP, irg);
}
}
* Verify the edge list of a node, ie. ensure it's a loop:
* head -> e_1 -> ... -> e_n -> head
*/
-static inline void vrfy_list_head(ir_node *irn, ir_edge_kind_t kind)
+static inline void verify_list_head(ir_node *irn, ir_edge_kind_t kind)
{
int err = 0;
int num = 0;
assert(err == 0);
}
-#ifdef DEBUG_libfirm
-/**
- * Helper function to dump the edge set of a graph,
- * unused in normal code.
- */
void edges_dump_kind(ir_graph *irg, ir_edge_kind_t kind)
{
irg_edge_info_t *info;
ir_printf("%+F %d %d\n", e->src, e->pos, e->invalid);
}
}
-#endif
/* The edge from (src, pos) -> old_tgt is redirected to tgt */
void edges_notify_edge_kind(ir_node *src, int pos, ir_node *tgt,
/* verify list heads */
if (edges_dbg) {
if (tgt)
- vrfy_list_head(tgt, kind);
+ verify_list_head(tgt, kind);
if (old_tgt)
- vrfy_list_head(old_tgt, kind);
+ verify_list_head(old_tgt, kind);
}
#endif
}
if (edges_activated_kind(irg, EDGE_KIND_BLOCK) && is_Block(src)) {
- if (pos == -1) {
- /* a MacroBlock edge: ignore it here */
- } else {
- ir_node *bl_old = old_tgt ? get_nodes_block(skip_Proj(old_tgt)) : NULL;
- ir_node *bl_tgt = NULL;
+ ir_node *bl_old = old_tgt ? get_nodes_block(skip_Proj(old_tgt)) : NULL;
+ ir_node *bl_tgt = NULL;
- if (tgt)
- bl_tgt = is_Bad(tgt) ? tgt : get_nodes_block(skip_Proj(tgt));
+ if (tgt)
+ bl_tgt = is_Bad(tgt) ? tgt : get_nodes_block(skip_Proj(tgt));
- edges_notify_edge_kind(src, pos, bl_tgt, bl_old, EDGE_KIND_BLOCK, irg);
- }
+ edges_notify_edge_kind(src, pos, bl_tgt, bl_old, EDGE_KIND_BLOCK, irg);
}
}
{
visitor_info_t *info = data;
+ if (is_Deleted(irn))
+ return;
+
if (!irn_visited_else_mark(irn)) {
info->visit(irn, info->data);
}
bitset_set(w->reachable, get_irn_idx(irn));
/* check list heads */
- vrfy_list_head(irn, w->kind);
+ verify_list_head(irn, w->kind);
foreach_out_edge_kind(irn, e, w->kind) {
ir_node *tgt;
return _get_irn_n_edges_kind(irn, kind);
}
-void dump_all_out_edges(ir_node *irn)
+static void irg_walk_edges2(ir_node *node, irg_walk_func *pre,
+ irg_walk_func *post, void *env)
{
- int i;
- for (i = 0; i < EDGE_KIND_LAST; ++i) {
- const ir_edge_t *edge;
+ const ir_edge_t *edge, *next;
- printf("kind \"%s\"\n", get_kind_str(i));
- foreach_out_edge_kind(irn, edge, i) {
- ir_printf("\t%+F(%d)\n", edge->src, edge->pos);
- }
+ if (irn_visited(node))
+ return;
+ mark_irn_visited(node);
+
+ if (pre != NULL)
+ pre(node, env);
+
+ foreach_out_edge_kind_safe(node, edge, next, EDGE_KIND_NORMAL) {
+ /* find the corresponding successor block. */
+ ir_node *pred = get_edge_src_irn(edge);
+ irg_walk_edges2(pred, pre, post, env);
}
+
+ if (post != NULL)
+ post(node, env);
+}
+
+void irg_walk_edges(ir_node *node, irg_walk_func *pre, irg_walk_func *post,
+ void *env)
+{
+ ir_graph *irg = get_irn_irg(node);
+
+ assert(edges_activated(irg));
+ assert(is_Block(node));
+
+ ir_reserve_resources(irg, IR_RESOURCE_IRN_VISITED);
+
+ inc_irg_visited(irg);
+ irg_walk_edges2(node, pre, post, env);
+
+ ir_free_resources(irg, IR_RESOURCE_IRN_VISITED);
}
static void irg_block_edges_walk2(ir_node *bl, irg_walk_func *pre,
void irg_block_edges_walk(ir_node *node, irg_walk_func *pre,
irg_walk_func *post, void *env)
{
- assert(edges_activated(current_ir_graph));
+ ir_graph *irg = get_irn_irg(node);
+
+ assert(edges_activated(irg));
assert(is_Block(node));
- ir_reserve_resources(current_ir_graph, IR_RESOURCE_BLOCK_VISITED);
+ ir_reserve_resources(irg, IR_RESOURCE_BLOCK_VISITED);
- inc_irg_block_visited(current_ir_graph);
+ inc_irg_block_visited(irg);
irg_block_edges_walk2(node, pre, post, env);
- ir_free_resources(current_ir_graph, IR_RESOURCE_BLOCK_VISITED);
+ ir_free_resources(irg, IR_RESOURCE_BLOCK_VISITED);
}