* @brief Naive spilling algorithm
* @author Matthias Braun
* @date 20.09.2005
- * @version $Id: bespillbelady.c 13913 2007-05-18 12:48:56Z matze $
* @brief
* This implements a naive spilling algorithm. It is designed to produce
* similar effects to the spill decisions produced by traditional graph
static unsigned get_value_width(const ir_node *node)
{
- const arch_register_req_t *req = arch_get_register_req_out(node);
+ const arch_register_req_t *req = arch_get_irn_register_req(node);
return req->width;
}
spill_candidate_t *candidates;
ir_nodeset_iterator_t iter;
int i, arity;
+ size_t c;
int spills_needed;
size_t cand_idx;
ir_node *n;
candidates = ALLOCAN(spill_candidate_t, n_live_nodes);
/* construct array with spill candidates and calculate their costs */
- i = 0;
+ c = 0;
foreach_ir_nodeset(live_nodes, n, iter) {
- spill_candidate_t *candidate = & candidates[i];
+ spill_candidate_t *candidate = & candidates[c];
assert(!bitset_is_set(spilled_nodes, get_irn_idx(n)));
candidate->node = n;
candidate->costs = get_spill_costs(n);
- ++i;
+ ++c;
}
- assert(i == n_live_nodes);
+ assert(c == n_live_nodes);
/* sort spill candidates */
qsort(candidates, n_live_nodes, sizeof(candidates[0]),
if (n_regs == 0)
return;
- be_liveness_assure_sets(be_assure_liveness(irg));
+ be_assure_live_sets(irg);
spill_env = be_new_spill_env(irg);
cls = new_cls;
be_delete_spill_env(spill_env);
}
-BE_REGISTER_MODULE_CONSTRUCTOR(be_init_daemelspill);
+BE_REGISTER_MODULE_CONSTRUCTOR(be_init_daemelspill)
void be_init_daemelspill(void)
{
static be_spiller_t daemel_spiller = {