#include "iredges_t.h"
#include "ircons_t.h"
#include "irgmod.h"
+#include "irnodeset.h"
+#include "irnodemap.h"
+#include "adt/cpset.h"
#include "bearch_t.h"
#include "beuses.h"
create_reload_func create_reload;
create_spill_func create_spill;
spill_info_t *spills;
+ ir_nodemap_t spill_infos;
be_uses_t *uses; /**< env for the next-use magic */
} minibelady_env_t;
block_info_t *res = obstack_alloc(obst, sizeof(*res));
memset(res, 0, sizeof(res[0]));
+ assert(is_Block(block));
set_irn_link(block, res);
mark_irn_visited(block);
spill_info->value = state;
spill_info->reloads = NEW_ARR_F(ir_node*, 0);
- set_irn_link(state, spill_info);
- mark_irn_visited(state);
+ ir_nodemap_insert(&env->spill_infos, state, spill_info);
+ //ir_fprintf(stderr, "Insert %+F -> %p\n", state, spill_info);
spill_info->next = env->spills;
env->spills = spill_info;
return spill_info;
}
+static INLINE
+spill_info_t *get_spill_info(minibelady_env_t *env, const ir_node *node)
+{
+ spill_info_t *spill_info
+ = (spill_info_t*) ir_nodemap_get(&env->spill_infos, node);
+ //ir_fprintf(stderr, "Get %+F -> %p\n", node, spill_info);
+ return spill_info;
+}
+
static
spill_info_t *create_spill(minibelady_env_t *env, ir_node *state, int force)
{
ir_node *next;
ir_node *after;
- if(irn_visited(state)) {
- spill_info = (spill_info_t*) get_irn_link(state);
- if(spill_info->spill != NULL || !force)
- return spill_info;
- } else {
+ spill_info = get_spill_info(env, state);
+ if(spill_info == NULL) {
spill_info = create_spill_info(env, state);
+ } else if(spill_info->spill != NULL) {
+ return spill_info;
}
if(sched_is_scheduled(state)) {
spill_info_t *spill_info;
/* does a spill exist for the phis value? */
- if(irn_visited(phi)) {
- spill_info = (spill_info_t*) get_irn_link(phi);
+ spill_info = get_spill_info(env, phi);
+ if(spill_info != NULL) {
spill_to_kill = spill_info->spill;
} else {
spill_info = create_spill_info(env, phi);
env.lv = be_get_birg_liveness(birg);
env.uses = be_begin_uses(irg, env.lv);
env.spills = NULL;
+ ir_nodemap_init(&env.spill_infos);
assure_doms(irg);
set_using_visited(irg);
/* some nodes might be dead now. */
be_remove_dead_nodes_from_schedule(birg);
+ ir_nodemap_destroy(&env.spill_infos);
be_end_uses(env.uses);
obstack_free(&env.obst, NULL);
}