static INLINE unsigned get_distance(belady_env_t *bel, const ir_node *from, unsigned from_step, const ir_node *def, int skip_from_uses)
{
arch_irn_flags_t fl = arch_irn_get_flags(bel->arch, def);
- if((fl & (arch_irn_flags_ignore | arch_irn_flags_dont_spill)) != 0)
+ unsigned dist = be_get_next_use(bel->uses, from, from_step, def, skip_from_uses);
+
+ if(!USES_IS_INIFINITE(dist) && (fl & (arch_irn_flags_ignore | arch_irn_flags_dont_spill)) != 0)
return 0;
- else
- return be_get_next_use(bel->uses, from, from_step, def, skip_from_uses);
+
+ return dist;
}
/**
ir_node *spill;
DBG((dbg, DBG_SPILL, "Removing %+F before %+F in %+F\n", irn, sched_next(irn), get_nodes_block(irn)));
- spill = get_irn_n(irn, be_pos_Reload_mem);
+ if (be_is_Reload(irn))
+ spill = get_irn_n(irn, be_pos_Reload_mem);
/* remove reload */
set_irn_n(irn, 0, new_Bad());
sched_remove(irn);
- /* if spill not used anymore, remove it too
- * test of regclass is necessary since spill may be a phi-M */
- if (get_irn_n_edges(spill) == 0 && bel->cls == arch_get_irn_reg_class(bel->arch, spill, -1)) {
- set_irn_n(spill, 0, new_Bad());
- sched_remove(spill);
+ if (be_is_Reload(irn)) {
+ /* if spill not used anymore, remove it too
+ * test of regclass is necessary since spill may be a phi-M */
+ if (get_irn_n_edges(spill) == 0 && bel->cls == arch_get_irn_reg_class(bel->arch, spill, -1)) {
+ set_irn_n(spill, 0, new_Bad());
+ sched_remove(spill);
+ }
}
}
}