Mercurial > hg > truffle
view test/runtime/NMT/ThreadedVirtualAllocTestType.java @ 20884:dc41766b35e1
ensure Graal's GenericInvocationPlugin is used by Truffle FastPE
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Fri, 10 Apr 2015 13:10:56 +0200 |
parents | 6640f982c1be |
children |
line wrap: on
line source
/* * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* * @test * @key nmt jcmd * @library /testlibrary /testlibrary/whitebox * @build ThreadedVirtualAllocTestType * @run main ClassFileInstaller sun.hotspot.WhiteBox * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:NativeMemoryTracking=detail ThreadedVirtualAllocTestType */ import com.oracle.java.testlibrary.*; import sun.hotspot.WhiteBox; public class ThreadedVirtualAllocTestType { public static long addr; public static final WhiteBox wb = WhiteBox.getWhiteBox(); public static final long commitSize = 128 * 1024; public static final long reserveSize = 512 * 1024; public static void main(String args[]) throws Exception { OutputAnalyzer output; String pid = Integer.toString(ProcessTools.getProcessId()); ProcessBuilder pb = new ProcessBuilder(); boolean has_nmt_detail = wb.NMTIsDetailSupported(); if (has_nmt_detail) { System.out.println("NMT detail support detected."); } else { System.out.println("NMT detail support not detected."); } Thread reserveThread = new Thread() { public void run() { addr = wb.NMTReserveMemory(reserveSize); } }; reserveThread.start(); reserveThread.join(); pb.command(new String[] { JDKToolFinder.getJDKTool("jcmd"), pid, "VM.native_memory", "detail"}); output = new OutputAnalyzer(pb.start()); output.shouldContain("Test (reserved=512KB, committed=0KB)"); if (has_nmt_detail) { output.shouldMatch("\\[0x[0]*" + Long.toHexString(addr) + " - 0x[0]*" + Long.toHexString(addr + reserveSize) + "\\] reserved 512KB for Test"); } Thread commitThread = new Thread() { public void run() { wb.NMTCommitMemory(addr, commitSize); } }; commitThread.start(); commitThread.join(); output = new OutputAnalyzer(pb.start()); output.shouldContain("Test (reserved=512KB, committed=128KB)"); if (has_nmt_detail) { output.shouldMatch("\\[0x[0]*" + Long.toHexString(addr) + " - 0x[0]*" + Long.toHexString(addr + commitSize) + "\\] committed 128KB"); } Thread uncommitThread = new Thread() { public void run() { wb.NMTUncommitMemory(addr, commitSize); } }; uncommitThread.start(); uncommitThread.join(); output = new OutputAnalyzer(pb.start()); output.shouldContain("Test (reserved=512KB, committed=0KB)"); output.shouldNotMatch("\\[0x[0]*" + Long.toHexString(addr) + " - 0x[0]*" + Long.toHexString(addr + commitSize) + "\\] committed"); Thread releaseThread = new Thread() { public void run() { wb.NMTReleaseMemory(addr, reserveSize); } }; releaseThread.start(); releaseThread.join(); output = new OutputAnalyzer(pb.start()); output.shouldNotContain("Test (reserved="); output.shouldNotContain("\\[0x[0]*" + Long.toHexString(addr) + " - 0x[0]*" + Long.toHexString(addr + reserveSize) + "\\] reserved"); } }