* Make final uses of all values live out of the block.
* They are necessary to build up real intervals.
*/
- be_lv_foreach(lv, block, be_lv_state_end, irn) {
- if (arch_irn_consider_in_reg_alloc(env->cls, irn)) {
- DBG((dbg, LEVEL_3, "\tMaking live: %+F/%d\n", irn, get_irn_idx(irn)));
- bitset_set(live, get_irn_idx(irn));
- border_use(irn, step, 0);
- }
+ be_lv_foreach_cls(lv, block, be_lv_state_end, env->cls, irn) {
+ DB((dbg, LEVEL_3, "\tMaking live: %+F/%d\n", irn, get_irn_idx(irn)));
+ bitset_set(live, get_irn_idx(irn));
+ border_use(irn, step, 0);
}
++step;
* relevant for the interval borders.
*/
sched_foreach_reverse(block, irn) {
- DBG((dbg, LEVEL_1, "\tinsn: %+F, pressure: %d\n", irn, pressure));
- DBG((dbg, LEVEL_2, "\tlive: %B\n", live));
-
- if (get_irn_mode(irn) == mode_T) {
- foreach_out_edge(irn, edge) {
- ir_node *proj = get_edge_src_irn(edge);
-
- /*
- * If the node defines some value, which can put into a
- * register of the current class, make a border for it.
- */
- if (arch_irn_consider_in_reg_alloc(env->cls, proj)) {
- int nr = get_irn_idx(proj);
-
- bitset_clear(live, nr);
- border_def(proj, step, 1);
- }
- }
- } else {
+ DB((dbg, LEVEL_1, "\tinsn: %+F, pressure: %d\n", irn, pressure));
+ DB((dbg, LEVEL_2, "\tlive: %B\n", live));
+
+ be_foreach_definition(irn, env->cls, def, req,
/*
* If the node defines some value, which can put into a
* register of the current class, make a border for it.
*/
- if (arch_irn_consider_in_reg_alloc(env->cls, irn)) {
- int nr = get_irn_idx(irn);
-
- bitset_clear(live, nr);
- border_def(irn, step, 1);
- }
- }
+ unsigned idx = get_irn_idx(def);
+ bitset_clear(live, idx);
+ border_def(def, step, 1);
+ );
/*
* If the node is no phi node we can examine the uses.
*/
if (!is_Phi(irn)) {
- for (int i = 0, n = get_irn_arity(irn); i < n; ++i) {
- ir_node *op = get_irn_n(irn, i);
-
- if (arch_irn_consider_in_reg_alloc(env->cls, op)) {
- int nr = get_irn_idx(op);
- const char *msg = "-";
-
- if (!bitset_is_set(live, nr)) {
- border_use(op, step, 1);
- bitset_set(live, nr);
- msg = "X";
- }
-
- DBG((dbg, LEVEL_4, "\t\t%s pos: %d, use: %+F\n", msg, i, op));
+ be_foreach_use(irn, env->cls, in_req_, op, op_req_,
+ unsigned idx = get_irn_idx(op);
+ const char *msg = "-";
+
+ if (!bitset_is_set(live, idx)) {
+ border_use(op, step, 1);
+ bitset_set(live, idx);
+ msg = "X";
}
- }
+
+ DB((dbg, LEVEL_4, "\t\t%s pos: %d, use: %+F\n", msg, i_, op));
+ );
}
++step;
}