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test/runtime/CompressedOops/CompressedClassPointers.java@dbb05f6d93c4 (annotated)

test/runtime/CompressedOops/CompressedClassPointers.java

Mon, 28 Jul 2014 15:06:38 -0700

author

fzhinkin

date

Mon, 28 Jul 2014 15:06:38 -0700

changeset 6997

dbb05f6d93c4

parent 0

f90c822e73f8

permissions

-rw-r--r--

8051344: JVM crashed in Compile::start() during method parsing w/ UseRTMDeopt turned on
Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/*
aoqi@0	25	* @test
aoqi@0	26	* @bug 8024927
aoqi@0	27	* @summary Testing address of compressed class pointer space as best as possible.
aoqi@0	28	* @library /testlibrary
aoqi@0	29	*/
aoqi@0	30
aoqi@0	31	import com.oracle.java.testlibrary.*;
aoqi@0	32
aoqi@0	33	public class CompressedClassPointers {
aoqi@0	34
aoqi@0	35	public static void smallHeapTest() throws Exception {
aoqi@0	36	ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
aoqi@0	37	"-XX:+UnlockDiagnosticVMOptions",
aoqi@0	38	"-XX:SharedBaseAddress=8g",
aoqi@0	39	"-Xmx128m",
aoqi@0	40	"-XX:+PrintCompressedOopsMode",
aoqi@0	41	"-XX:+VerifyBeforeGC", "-version");
aoqi@0	42	OutputAnalyzer output = new OutputAnalyzer(pb.start());
aoqi@0	43	output.shouldContain("Narrow klass base: 0x0000000000000000");
aoqi@0	44	output.shouldHaveExitValue(0);
aoqi@0	45	}
aoqi@0	46
aoqi@0	47	public static void smallHeapTestWith3G() throws Exception {
aoqi@0	48	ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
aoqi@0	49	"-XX:+UnlockDiagnosticVMOptions",
aoqi@0	50	"-XX:CompressedClassSpaceSize=3g",
aoqi@0	51	"-Xmx128m",
aoqi@0	52	"-XX:+PrintCompressedOopsMode",
aoqi@0	53	"-XX:+VerifyBeforeGC", "-version");
aoqi@0	54	OutputAnalyzer output = new OutputAnalyzer(pb.start());
aoqi@0	55	output.shouldContain("Narrow klass base: 0x0000000000000000, Narrow klass shift: 3");
aoqi@0	56	output.shouldHaveExitValue(0);
aoqi@0	57	}
aoqi@0	58
aoqi@0	59	public static void largeHeapTest() throws Exception {
aoqi@0	60	ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
aoqi@0	61	"-XX:+UnlockDiagnosticVMOptions",
aoqi@0	62	"-Xmx30g",
aoqi@0	63	"-XX:+PrintCompressedOopsMode",
aoqi@0	64	"-XX:+VerifyBeforeGC", "-version");
aoqi@0	65	OutputAnalyzer output = new OutputAnalyzer(pb.start());
aoqi@0	66	output.shouldNotContain("Narrow klass base: 0x0000000000000000");
aoqi@0	67	output.shouldContain("Narrow klass shift: 0");
aoqi@0	68	output.shouldHaveExitValue(0);
aoqi@0	69	}
aoqi@0	70
aoqi@0	71	public static void largePagesTest() throws Exception {
aoqi@0	72	ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
aoqi@0	73	"-XX:+UnlockDiagnosticVMOptions",
aoqi@0	74	"-Xmx128m",
aoqi@0	75	"-XX:+UseLargePages",
aoqi@0	76	"-XX:+PrintCompressedOopsMode",
aoqi@0	77	"-XX:+VerifyBeforeGC", "-version");
aoqi@0	78	OutputAnalyzer output = new OutputAnalyzer(pb.start());
aoqi@0	79	output.shouldContain("Narrow klass base:");
aoqi@0	80	output.shouldHaveExitValue(0);
aoqi@0	81	}
aoqi@0	82
aoqi@0	83	public static void sharingTest() throws Exception {
aoqi@0	84	// Test small heaps
aoqi@0	85	ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
aoqi@0	86	"-XX:+UnlockDiagnosticVMOptions",
aoqi@0	87	"-XX:SharedArchiveFile=./sample.jsa",
aoqi@0	88	"-Xmx128m",
aoqi@0	89	"-XX:SharedBaseAddress=8g",
aoqi@0	90	"-XX:+PrintCompressedOopsMode",
aoqi@0	91	"-XX:+VerifyBeforeGC",
aoqi@0	92	"-Xshare:dump");
aoqi@0	93	OutputAnalyzer output = new OutputAnalyzer(pb.start());
aoqi@0	94	try {
aoqi@0	95	output.shouldContain("Loading classes to share");
aoqi@0	96	output.shouldHaveExitValue(0);
aoqi@0	97
aoqi@0	98	pb = ProcessTools.createJavaProcessBuilder(
aoqi@0	99	"-XX:+UnlockDiagnosticVMOptions",
aoqi@0	100	"-XX:SharedArchiveFile=./sample.jsa",
aoqi@0	101	"-Xmx128m",
aoqi@0	102	"-XX:SharedBaseAddress=8g",
aoqi@0	103	"-XX:+PrintCompressedOopsMode",
aoqi@0	104	"-Xshare:on",
aoqi@0	105	"-version");
aoqi@0	106	output = new OutputAnalyzer(pb.start());
aoqi@0	107	output.shouldContain("sharing");
aoqi@0	108	output.shouldHaveExitValue(0);
aoqi@0	109
aoqi@0	110	} catch (RuntimeException e) {
aoqi@0	111	output.shouldContain("Unable to use shared archive");
aoqi@0	112	output.shouldHaveExitValue(1);
aoqi@0	113	}
aoqi@0	114	}
aoqi@0	115
aoqi@0	116	public static void main(String[] args) throws Exception {
aoqi@0	117	if (!Platform.is64bit()) {
aoqi@0	118	// Can't test this on 32 bit, just pass
aoqi@0	119	System.out.println("Skipping test on 32bit");
aoqi@0	120	return;
aoqi@0	121	}
aoqi@0	122	// Solaris 10 can't mmap compressed oops space without a base
aoqi@0	123	if (Platform.isSolaris()) {
aoqi@0	124	String name = System.getProperty("os.version");
aoqi@0	125	if (name.equals("5.10")) {
aoqi@0	126	System.out.println("Skipping test on Solaris 10");
aoqi@0	127	return;
aoqi@0	128	}
aoqi@0	129	}
aoqi@0	130	smallHeapTest();
aoqi@0	131	smallHeapTestWith3G();
aoqi@0	132	largeHeapTest();
aoqi@0	133	largePagesTest();
aoqi@0	134	sharingTest();
aoqi@0	135	}
aoqi@0	136	}