/**
* Allocates a new InflatedHeader object for the specified obj ObjectHeader.
*
* /param obj The ObjectHeader that is to be inflated.
* /returns the InflatedHeader representing the new inflated object header.
*/
InflatedHeader* InflatedHeaders::allocate(ObjectHeader* obj) {
bool needs_gc = false;
InflatedHeader* header = allocator_->allocate(&needs_gc);
header->set_object(obj);
if(needs_gc) {
state_->om->collect_mature_now = true;
}
return header;
}
/**
* Allocates a new InflatedHeader object for the specified obj ObjectHeader.
*
* /param obj The ObjectHeader that is to be inflated.
* /returns the InflatedHeader representing the new inflated object header.
*/
InflatedHeader* InflatedHeaders::allocate(ObjectHeader* obj) {
if(!free_list_) allocate_chunk();
InflatedHeader* header = free_list_;
free_list_ = header->next();
in_use_++;
header->set_object(obj);
return header;
}
void set_forward(ObjectHeader* fwd) {
// If the header is inflated, repoint it.
if(inflated_header_p()) {
InflatedHeader* ih = deflate_header();
ih->set_object(fwd);
fwd->set_inflated_header(ih);
}
flags().Forwarded = 1;
// DO NOT USE klass() because we need to get around the
// write barrier!
ivars_ = reinterpret_cast<Object*>(fwd);
}
