/
vm_manager.cpp
64 lines (56 loc) · 1.47 KB
/
vm_manager.cpp
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#include "vm_manager.hpp"
#include "vm.hpp"
namespace rubinius {
SharedState* VMManager::create_shared_state() {
SharedState* shared = new SharedState(*this, share_id_++);
shares_[shared->id()] = shared;
return shared;
}
/** @see SharedState::new_vm. */
VM* VMManager::create_vm(SharedState* shared) {
VM* vm = new VM(*shared, vm_id_++);
vms_[vm->id()] = vm;
shared->ref();
return vm;
}
/**
* @todo This and remove_vm() do not act together in the
* same way that create_vm() and new_vm() do. Clean
* it up. --rue
*
* @see SharedState::remove_vm
*/
void VMManager::destroy_vm(VM* vm) {
SharedState* shared = &vm->shared;
shared->remove_vm(vm);
VMMap::iterator i = vms_.find(vm->id());
assert(i != vms_.end());
vms_.erase(i);
delete vm;
if(shared->deref()) {
ShareMap::iterator si = shares_.find(shared->id());
assert(si != shares_.end());
shares_.erase(si);
delete shared;
}
}
void VMManager::prune() {
VMMap::iterator i = vms_.begin();
while(i != vms_.end()) {
VM* vm = i->second;
if(!vm->alive_p()) {
SharedState* shared = &vm->shared;
shared->remove_vm(vm);
vms_.erase(i);
delete vm;
if(shared->deref()) {
ShareMap::iterator si = shares_.find(shared->id());
assert(si != shares_.end());
shares_.erase(si);
delete shared;
}
}
i++;
}
}
}