/* Record softrefs and weakrefs whose referents are dead
* so that we can update their addr and put them to VM.
* In fallback collection these refs will not be considered for enqueueing again,
* since their referent fields have been cleared by identify_dead_refs().
*/
static void dead_refs_fallback(GC *gc)
{
Finref_Metadata *metadata = gc->finref_metadata;
if(!softref_pool_is_empty(gc) || !weakref_pool_is_empty(gc))
metadata->pending_weakrefs = TRUE;
/* We only use fallback_ref_pool in resurrection fallback so it must be empty */
assert(pool_is_empty(metadata->fallback_ref_pool));
dead_weak_refs_fallback(gc, metadata->softref_pool);
dead_weak_refs_fallback(gc, metadata->weakref_pool);
gc_clear_weakref_pools(gc);
}
void gc_reset_after_con_collection(GC* gc)
{
assert(gc_is_specify_con_gc());
int64 reset_start = time_now();
if(!IGNORE_FINREF ){
INFO2("gc.process", "GC: finref process after collection ...\n");
gc_put_finref_to_vm(gc);
gc_reset_finref_metadata(gc);
gc_activate_finref_threads((GC*)gc);
#ifndef BUILD_IN_REFERENT
} else {
gc_clear_weakref_pools(gc);
gc_clear_finref_repset_pool(gc);
#endif
}
reset_start = time_now();
gc_reset_con_space_stat(gc);
gc_clear_conclctor_role(gc);
vm_reclaim_native_objs();
}
static void put_dead_refs_to_vm(GC *gc)
{
Finref_Metadata *metadata = gc->finref_metadata;
if(softref_pool_is_empty(gc)
&& weakref_pool_is_empty(gc)
&& phanref_pool_is_empty(gc)
&& pool_is_empty(metadata->fallback_ref_pool)){
gc_clear_weakref_pools(gc);
return;
}
put_dead_weak_refs_to_vm(gc, metadata->softref_pool);
put_dead_weak_refs_to_vm(gc, metadata->weakref_pool);
put_dead_weak_refs_to_vm(gc, metadata->phanref_pool);
/* This is a major collection after resurrection fallback */
if(!pool_is_empty(metadata->fallback_ref_pool)){
put_dead_weak_refs_to_vm(gc, metadata->fallback_ref_pool);
}
metadata->pending_weakrefs = TRUE;
}
void fallback_finref_cleanup(GC *gc)
{
gc_set_weakref_sets(gc);
gc_clear_weakref_pools(gc);
}
