139 lines
6.0 KiB
Java
139 lines
6.0 KiB
Java
/*
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8136421
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* @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64"
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* @library / /testlibrary /../../test/lib
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* @ignore 8139703
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* @compile ../common/CompilerToVMHelper.java
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* @build sun.hotspot.WhiteBox MaterializeVirtualObjectTest
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* @run main ClassFileInstaller sun.hotspot.WhiteBox
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* sun.hotspot.WhiteBox$WhiteBoxPermission
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* jdk.vm.ci.hotspot.CompilerToVMHelper
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* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
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* -XX:+WhiteBoxAPI -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
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* -XX:CompileCommand=exclude,*::check -XX:+DoEscapeAnalysis -Xbatch
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* -Dcompiler.jvmci.compilerToVM.MaterializeVirtualObjectTest.invalidate=false
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* compiler.jvmci.compilerToVM.MaterializeVirtualObjectTest
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* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
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* -XX:+WhiteBoxAPI -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
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* -XX:CompileCommand=exclude,*::check -XX:+DoEscapeAnalysis -Xbatch
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* -Dcompiler.jvmci.compilerToVM.MaterializeVirtualObjectTest.invalidate=true
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* compiler.jvmci.compilerToVM.MaterializeVirtualObjectTest
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*/
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package compiler.jvmci.compilerToVM;
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import compiler.jvmci.common.CTVMUtilities;
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import compiler.testlibrary.CompilerUtils;
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import jdk.vm.ci.hotspot.CompilerToVMHelper;
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import jdk.test.lib.Asserts;
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import sun.hotspot.WhiteBox;
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import java.lang.reflect.Method;
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import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethodImpl;
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import jdk.vm.ci.hotspot.HotSpotStackFrameReference;
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public class MaterializeVirtualObjectTest {
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private static final WhiteBox WB = WhiteBox.getWhiteBox();
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private static final Method METHOD;
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private static final HotSpotResolvedJavaMethodImpl RESOLVED_METHOD;
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private static final boolean INVALIDATE = Boolean.getBoolean(
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"compiler.jvmci.compilerToVM.MaterializeVirtualObjectTest.invalidate");
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static {
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try {
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METHOD = MaterializeVirtualObjectTest.class.getDeclaredMethod(
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"testFrame", String.class, boolean.class);
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} catch (NoSuchMethodException e) {
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throw new Error("Can't get executable for test method", e);
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}
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RESOLVED_METHOD = CTVMUtilities.getResolvedMethod(METHOD);
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}
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public static void main(String[] args) {
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int levels[] = CompilerUtils.getAvailableCompilationLevels();
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// we need compilation level 4 to use EscapeAnalysis
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if (levels.length < 1 || levels[levels.length - 1] != 4) {
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System.out.println("INFO: Test needs compilation level 4 to"
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+ " be available. Skipping.");
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} else {
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new MaterializeVirtualObjectTest().test();
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}
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}
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private static String getName() {
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return "CASE: invalidate=" + INVALIDATE;
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}
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private void test() {
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System.out.println(getName());
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Asserts.assertFalse(WB.isMethodCompiled(METHOD), getName()
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+ " : method unexpectedly compiled");
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/* need to call testFrame at least once to be able to compile it, so
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calling with materialize=false, because testFrame is not compiled */
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testFrame("someString", /* materialize= */ false);
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WB.enqueueMethodForCompilation(METHOD, 4);
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Asserts.assertTrue(WB.isMethodCompiled(METHOD), getName()
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+ "Method unexpectedly not compiled");
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// calling with materialize=true to materialize compiled testFrame
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testFrame("someString", /* materialize= */ true);
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}
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private void testFrame(String str, boolean materialize) {
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Helper helper = new Helper(str);
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check(materialize);
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Asserts.assertTrue((helper.string != null) && (this != null)
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&& (helper != null), getName() + " : some locals are null");
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}
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private void check(boolean materialize) {
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// Materialize virtual objects on last invocation
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if (materialize) {
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HotSpotStackFrameReference hsFrame = CompilerToVMHelper
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.getNextStackFrame(/* topmost frame */ null,
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new HotSpotResolvedJavaMethodImpl[]{
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RESOLVED_METHOD}, /* don't skip any */ 0);
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Asserts.assertNotNull(hsFrame, getName() + " : got null frame");
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Asserts.assertTrue(WB.isMethodCompiled(METHOD), getName()
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+ "Test method should be compiled");
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Asserts.assertTrue(hsFrame.hasVirtualObjects(), getName()
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+ ": has no virtual object before materialization");
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CompilerToVMHelper.materializeVirtualObjects(hsFrame, INVALIDATE);
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Asserts.assertFalse(hsFrame.hasVirtualObjects(), getName()
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+ " : has virtual object after materialization");
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Asserts.assertEQ(WB.isMethodCompiled(METHOD), !INVALIDATE, getName()
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+ " : unexpected compiled status");
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}
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}
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private class Helper {
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public String string;
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public Helper(String s) {
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this.string = s;
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}
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}
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}
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