117 lines
4.3 KiB
Java
117 lines
4.3 KiB
Java
/*
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* Copyright (c) 2014, 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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package compiler.codecache.dtrace;
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import jdk.test.lib.Utils;
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import sun.hotspot.WhiteBox;
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import java.lang.reflect.Executable;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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public class SegmentedCodeCacheDtraceTestWorker {
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private static final String METHOD1_NAME = "foo";
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private static final String METHOD2_NAME = "bar";
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private static final String METHOD3_NAME = "baz";
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public static final List<Executable> TESTED_METHODS_LIST;
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private final WhiteBox wb;
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private final int compLevels[];
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static {
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List<Executable> methods = new ArrayList<>();
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try {
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// method order is important. Need to place methods in call order,
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// to be able to verify results later
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methods.add(SegmentedCodeCacheDtraceTestWorker.class.getMethod(METHOD1_NAME));
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methods.add(SegmentedCodeCacheDtraceTestWorker.class.getMethod(METHOD2_NAME));
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methods.add(SegmentedCodeCacheDtraceTestWorker.class.getMethod(METHOD3_NAME));
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} catch (NoSuchMethodException e) {
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throw new Error("TESTBUG: no expected method found", e);
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}
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TESTED_METHODS_LIST = Collections.unmodifiableList(methods);
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}
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protected static final boolean BACKGROUND_COMPILATION
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= WhiteBox.getWhiteBox().getBooleanVMFlag("BackgroundCompilation");
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public static void main(String[] args) {
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if (args.length != 2 * TESTED_METHODS_LIST.size()) {
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throw new Error("Usage: java <thisClass> <fooCompLevel> <fooInlined>"
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+ "<barCompLevel> <barInlined> "
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+ "<bazCompLevel> <bazInlined>");
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} else {
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int compLevels[] = new int[TESTED_METHODS_LIST.size()];
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boolean inlines[] = new boolean[TESTED_METHODS_LIST.size()];
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for (int i = 0; i < TESTED_METHODS_LIST.size(); i++) {
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compLevels[i] = Integer.parseInt(args[2 * i]);
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inlines[i] = Boolean.parseBoolean(args[2 * i + 1]);
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}
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new SegmentedCodeCacheDtraceTestWorker(compLevels, inlines).test();
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}
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}
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public SegmentedCodeCacheDtraceTestWorker(int compLevels[], boolean inlines[]) {
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wb = WhiteBox.getWhiteBox();
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this.compLevels = Arrays.copyOf(compLevels, compLevels.length);
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for (int i = 0; i < compLevels.length; i++) {
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if (inlines[i]) {
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wb.testSetForceInlineMethod(TESTED_METHODS_LIST.get(i), true);
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} else {
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wb.testSetDontInlineMethod(TESTED_METHODS_LIST.get(i), true);
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}
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}
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}
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private void waitForCompilation(Executable executable, int compLevel) {
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if (compLevel > 0) {
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Utils.waitForCondition(() -> wb.isMethodCompiled(executable));
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}
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}
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protected void test() {
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for (int i = 0; i < TESTED_METHODS_LIST.size(); i++) {
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Executable method = TESTED_METHODS_LIST.get(i);
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int compLevel = compLevels[i];
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wb.enqueueMethodForCompilation(method, compLevel);
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waitForCompilation(method, compLevel);
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}
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foo();
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}
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public static void foo() {
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bar();
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}
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public static void bar() {
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baz();
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}
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public static void baz() {
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System.out.println("Reached baz method");
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}
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}
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