1 /* 2 * Copyright (c) 2014, 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 /** 25 * @test 26 * @bug 8031323 27 * @summary Verify that objects promoted from eden space to survivor space after 28 * minor GC are aligned to SurvivorAlignmentInBytes. 29 * @requires vm.gc != "Z" 30 * @library /test/lib 31 * @modules java.base/jdk.internal.misc 32 * java.management 33 * @build sun.hotspot.WhiteBox 34 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 35 * sun.hotspot.WhiteBox$WhiteBoxPermission 36 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 37 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m 38 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions 39 * -XX:SurvivorAlignmentInBytes=32 -XX:OldSize=128m 40 * -XX:MaxHeapSize=256m -XX:-ExplicitGCInvokesConcurrent -XX:-ResizePLAB 41 * TestPromotionToSurvivor 10m 9 SURVIVOR 42 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 43 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m 44 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions 45 * -XX:SurvivorAlignmentInBytes=32 -XX:OldSize=128m 46 * -XX:MaxHeapSize=256m -XX:-ExplicitGCInvokesConcurrent -XX:-ResizePLAB 47 * TestPromotionToSurvivor 20m 47 SURVIVOR 48 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 49 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | 1 /* 2 * Copyright (c) 2014, 2018, 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 /** 25 * @test 26 * @bug 8031323 27 * @summary Verify that objects promoted from eden space to survivor space after 28 * minor GC are aligned to SurvivorAlignmentInBytes. 29 * @requires vm.gc != "Z" & vm.gc != "Shenandoah" 30 * @library /test/lib 31 * @modules java.base/jdk.internal.misc 32 * java.management 33 * @build sun.hotspot.WhiteBox 34 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 35 * sun.hotspot.WhiteBox$WhiteBoxPermission 36 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 37 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m 38 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions 39 * -XX:SurvivorAlignmentInBytes=32 -XX:OldSize=128m 40 * -XX:MaxHeapSize=256m -XX:-ExplicitGCInvokesConcurrent -XX:-ResizePLAB 41 * TestPromotionToSurvivor 10m 9 SURVIVOR 42 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 43 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m 44 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions 45 * -XX:SurvivorAlignmentInBytes=32 -XX:OldSize=128m 46 * -XX:MaxHeapSize=256m -XX:-ExplicitGCInvokesConcurrent -XX:-ResizePLAB 47 * TestPromotionToSurvivor 20m 47 SURVIVOR 48 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 49 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m |