bescripts: Remove unused execution unit specification.
[libfirm] / ir / be / beifg.c
index f919612..514caa7 100644 (file)
@@ -22,7 +22,6 @@
  * @brief       Interface for interference graphs.
  * @author      Sebastian Hack
  * @date        18.11.2005
- * @version     $Id$
  */
 #include "config.h"
 
@@ -37,9 +36,7 @@
 #include "irnode_t.h"
 #include "irprintf.h"
 #include "irtools.h"
-#include "irbitset.h"
 #include "beifg.h"
-#include "irphase_t.h"
 #include "error.h"
 #include "xmalloc.h"
 
@@ -64,7 +61,6 @@ static void nodes_walker(ir_node *bl, void *data)
 {
        nodes_iter_t     *it   = (nodes_iter_t*)data;
        struct list_head *head = get_block_border_head(it->env, bl);
-       border_t         *b;
 
        foreach_border_head(head, b) {
                if (b->is_def && b->is_real) {
@@ -128,7 +124,6 @@ static void find_neighbour_walker(ir_node *block, void *data)
        struct list_head  *head  = get_block_border_head(it->env, block);
        be_lv_t           *lv    = be_get_irg_liveness(it->env->irg);
 
-       border_t *b;
        int has_started = 0;
 
        if (!be_is_live_in(lv, block, it->irn) && block != get_nodes_block(it->irn))
@@ -189,7 +184,7 @@ ir_node *be_ifg_neighbours_begin(const be_ifg_t *ifg, neighbours_iter_t *iter,
                                  const ir_node *irn)
 {
        find_neighbours(ifg, iter, irn);
-       return ir_nodeset_iterator_next(&iter->iter);
+       return get_next_neighbour(iter);
 }
 
 ir_node *be_ifg_neighbours_next(neighbours_iter_t *iter)
@@ -247,11 +242,9 @@ static inline int get_next_clique(cliques_iter_t *it)
                                /* before shrinking the set, return the current maximal clique */
                                if (output_on_shrink) {
                                        int count = 0;
-                                       ir_node *irn;
 
                                        /* fill the output buffer */
-                                       for (irn = (ir_node*)pset_first(it->living); irn != NULL;
-                                            irn = (ir_node*)pset_next(it->living)) {
+                                       foreach_pset(it->living, ir_node, irn) {
                                                it->buf[count++] = irn;
                                        }
 
@@ -321,68 +314,20 @@ be_ifg_t *be_create_ifg(const be_chordal_env_t *env)
        return ifg;
 }
 
-void be_ifg_dump_dot(be_ifg_t *ifg, ir_graph *irg, FILE *file, const be_ifg_dump_dot_cb_t *cb, void *self)
-{
-       nodes_iter_t nodes_it;
-       neighbours_iter_t neigh_it;
-       bitset_t *nodes = bitset_malloc(get_irg_last_idx(irg));
-
-       ir_node *n, *m;
-
-       fprintf(file, "graph G {\n\tgraph [");
-       if (cb->graph_attr)
-               cb->graph_attr(file, self);
-       fprintf(file, "];\n");
-
-       if (cb->at_begin)
-               cb->at_begin(file, self);
-
-       be_ifg_foreach_node(ifg, &nodes_it, n) {
-               if (cb->is_dump_node && cb->is_dump_node(self, n)) {
-                       int idx = get_irn_idx(n);
-                       bitset_set(nodes, idx);
-                       fprintf(file, "\tnode [");
-                       if (cb->node_attr)
-                               cb->node_attr(file, self, n);
-                       fprintf(file, "]; n%d;\n", idx);
-               }
-       }
-
-       /* Check, if all neighbours are indeed connected to the node. */
-       be_ifg_foreach_node(ifg, &nodes_it, n) {
-               be_ifg_foreach_neighbour(ifg, &neigh_it, n, m) {
-                       int n_idx = get_irn_idx(n);
-                       int m_idx = get_irn_idx(m);
-
-                       if (n_idx < m_idx && bitset_is_set(nodes, n_idx) && bitset_is_set(nodes, m_idx)) {
-                               fprintf(file, "\tn%d -- n%d [", n_idx, m_idx);
-                               if (cb->edge_attr)
-                                       cb->edge_attr(file, self, n, m);
-                               fprintf(file, "];\n");
-                       }
-               }
-       }
-
-       if (cb->at_end)
-               cb->at_end(file, self);
-
-       fprintf(file, "}\n");
-       bitset_free(nodes);
-}
-
 static void int_comp_rec(be_ifg_t *ifg, ir_node *n, bitset_t *seen)
 {
        neighbours_iter_t neigh_it;
        ir_node *m;
 
        be_ifg_foreach_neighbour(ifg, &neigh_it, n, m) {
-               if (bitset_contains_irn(seen, m))
+               if (bitset_is_set(seen, get_irn_idx(m)))
                        continue;
 
-               if (arch_get_register_req_out(m)->type & arch_register_req_type_ignore)
+               arch_register_req_t const *const req = arch_get_irn_register_req(m);
+               if (arch_register_req_is(req, ignore))
                        continue;
 
-               bitset_add_irn(seen, m);
+               bitset_set(seen, get_irn_idx(m));
                int_comp_rec(ifg, m, seen);
        }
 
@@ -392,19 +337,20 @@ static int int_component_stat(ir_graph *irg, be_ifg_t *ifg)
 {
        int      n_comp    = 0;
        nodes_iter_t nodes_it;
-       bitset_t *seen     = bitset_irg_malloc(irg);
+       bitset_t *seen     = bitset_malloc(get_irg_last_idx(irg));
 
        ir_node *n;
 
        be_ifg_foreach_node(ifg, &nodes_it, n) {
-               if (bitset_contains_irn(seen, n))
+               if (bitset_is_set(seen, get_irn_idx(n)))
                        continue;
 
-               if (arch_get_register_req_out(n)->type & arch_register_req_type_ignore)
+               arch_register_req_t const *const req = arch_get_irn_register_req(n);
+               if (arch_register_req_is(req, ignore))
                        continue;
 
                ++n_comp;
-               bitset_add_irn(seen, n);
+               bitset_set(seen, get_irn_idx(n));
                int_comp_rec(ifg, n, seen);
        }
 
@@ -416,7 +362,7 @@ void be_ifg_stat(ir_graph *irg, be_ifg_t *ifg, be_ifg_stat_t *stat)
 {
        nodes_iter_t      nodes_it;
        neighbours_iter_t neigh_it;
-       bitset_t         *nodes    = bitset_irg_malloc(irg);
+       bitset_t         *nodes    = bitset_malloc(get_irg_last_idx(irg));
        ir_node          *n, *m;
 
        memset(stat, 0, sizeof(stat[0]));
@@ -424,8 +370,8 @@ void be_ifg_stat(ir_graph *irg, be_ifg_t *ifg, be_ifg_stat_t *stat)
        be_ifg_foreach_node(ifg, &nodes_it, n) {
                stat->n_nodes += 1;
                be_ifg_foreach_neighbour(ifg, &neigh_it, n, m) {
-                       bitset_add_irn(nodes, n);
-                       stat->n_edges += !bitset_contains_irn(nodes, m);
+                       bitset_set(nodes, get_irn_idx(n));
+                       stat->n_edges += !bitset_is_set(nodes, get_irn_idx(m));
                }
        }