1 /* 2 * Copyright (c) 2005, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 #include "precompiled.hpp" 25 #include "gc/parallel/psParallelCompact.hpp" 26 #include "gc/parallel/psCompactionManager.inline.hpp" 27 #include "unittest.hpp" 28 29 #ifndef PRODUCT 30 31 class PSParallelCompactTest : public ::testing::Test { 32 public: 33 static void print_generic_summary_data(ParallelCompactData& summary_data, 34 HeapWord* const beg_addr, 35 HeapWord* const end_addr) { 36 PSParallelCompact::print_generic_summary_data(summary_data, 37 beg_addr, end_addr); 38 } 39 }; 40 41 // @requires UseParallelGC 42 TEST_VM(PSParallelCompact, print_generic_summary_data) { 43 if (!UseParallelOldGC) { 44 return; 45 } 46 // Check that print_generic_summary_data() does not print the 47 // end region by placing a bad value in the destination of the 48 // end region. The end region should not be printed because it 49 // corresponds to the space after the end of the heap. 50 ParallelScavengeHeap* heap = ParallelScavengeHeap::heap(); 51 ParCompactionManager* const vmthread_cm = 52 ParCompactionManager::manager_array(ParallelGCThreads); 53 HeapWord* begin_heap = 54 (HeapWord*) heap->old_gen()->virtual_space()->low_boundary(); 55 HeapWord* end_heap = 56 (HeapWord*) heap->young_gen()->virtual_space()->high_boundary(); 57 58 PSParallelCompactTest::print_generic_summary_data(PSParallelCompact::summary_data(), 59 begin_heap, end_heap); 60 } 61 62 #endif