ysr@777: /*
xdono@1279:  * Copyright 2001-2009 Sun Microsystems, Inc.  All Rights Reserved.
ysr@777:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ysr@777:  *
ysr@777:  * This code is free software; you can redistribute it and/or modify it
ysr@777:  * under the terms of the GNU General Public License version 2 only, as
ysr@777:  * published by the Free Software Foundation.
ysr@777:  *
ysr@777:  * This code is distributed in the hope that it will be useful, but WITHOUT
ysr@777:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ysr@777:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
ysr@777:  * version 2 for more details (a copy is included in the LICENSE file that
ysr@777:  * accompanied this code).
ysr@777:  *
ysr@777:  * You should have received a copy of the GNU General Public License version
ysr@777:  * 2 along with this work; if not, write to the Free Software Foundation,
ysr@777:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ysr@777:  *
ysr@777:  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
ysr@777:  * CA 95054 USA or visit www.sun.com if you need additional information or
ysr@777:  * have any questions.
ysr@777:  *
ysr@777:  */
ysr@777: 
ysr@777: #include "incls/_precompiled.incl"
ysr@777: #include "incls/_vm_operations_g1.cpp.incl"
ysr@777: 
ysr@777: void VM_G1CollectForAllocation::doit() {
ysr@777:   JvmtiGCForAllocationMarker jgcm;
ysr@777:   G1CollectedHeap* g1h = G1CollectedHeap::heap();
ysr@777:   _res = g1h->satisfy_failed_allocation(_size);
ysr@777:   assert(g1h->is_in_or_null(_res), "result not in heap");
ysr@777: }
ysr@777: 
ysr@777: void VM_G1CollectFull::doit() {
ysr@777:   JvmtiGCFullMarker jgcm;
ysr@777:   G1CollectedHeap* g1h = G1CollectedHeap::heap();
ysr@777:   GCCauseSetter x(g1h, _gc_cause);
ysr@777:   g1h->do_full_collection(false /* clear_all_soft_refs */);
ysr@777: }
ysr@777: 
ysr@777: void VM_G1IncCollectionPause::doit() {
ysr@777:   JvmtiGCForAllocationMarker jgcm;
ysr@777:   G1CollectedHeap* g1h = G1CollectedHeap::heap();
ysr@777:   GCCauseSetter x(g1h, GCCause::_g1_inc_collection_pause);
apetrusenko@1112:   g1h->do_collection_pause_at_safepoint();
ysr@777: }
ysr@777: 
ysr@777: void VM_CGC_Operation::doit() {
ysr@777:   gclog_or_tty->date_stamp(PrintGC && PrintGCDateStamps);
ysr@777:   TraceCPUTime tcpu(PrintGCDetails, true, gclog_or_tty);
ysr@777:   TraceTime t(_printGCMessage, PrintGC, true, gclog_or_tty);
ysr@777:   SharedHeap* sh = SharedHeap::heap();
ysr@777:   // This could go away if CollectedHeap gave access to _gc_is_active...
ysr@777:   if (sh != NULL) {
ysr@777:     IsGCActiveMark x;
ysr@777:     _cl->do_void();
ysr@777:   } else {
ysr@777:     _cl->do_void();
ysr@777:   }
ysr@777: }
ysr@777: 
ysr@777: bool VM_CGC_Operation::doit_prologue() {
ysr@777:   Heap_lock->lock();
ysr@777:   SharedHeap::heap()->_thread_holds_heap_lock_for_gc = true;
ysr@777:   return true;
ysr@777: }
ysr@777: 
ysr@777: void VM_CGC_Operation::doit_epilogue() {
ysr@777:   SharedHeap::heap()->_thread_holds_heap_lock_for_gc = false;
ysr@777:   Heap_lock->unlock();
ysr@777: }