| /* |
| * Copyright (c) 2012, 2015, 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. |
| */ |
| |
| |
| package org.graalvm.compiler.jtt; |
| |
| import java.util.Collections; |
| import java.util.Set; |
| |
| import org.graalvm.compiler.core.test.GraalCompilerTest; |
| import org.graalvm.compiler.options.OptionValues; |
| import org.junit.Assert; |
| |
| import jdk.vm.ci.meta.DeoptimizationReason; |
| import jdk.vm.ci.meta.ResolvedJavaMethod; |
| |
| /** |
| * Base class for the JTT tests. |
| * <p> |
| * These tests are executed twice: once with arguments passed to the execution and once with the |
| * arguments bound to the test's parameters during compilation. The latter is a good test of |
| * canonicalization. |
| */ |
| public class JTTTest extends GraalCompilerTest { |
| |
| public static final class DummyTestClass { |
| } |
| |
| protected static final Set<DeoptimizationReason> EMPTY = Collections.<DeoptimizationReason> emptySet(); |
| /** |
| * The arguments which, if non-null, will replace the Locals in the test method's graph. |
| */ |
| Object[] argsToBind; |
| |
| public JTTTest() { |
| Assert.assertNotNull(getCodeCache()); |
| } |
| |
| @Override |
| protected Object[] getArgumentToBind() { |
| return argsToBind; |
| } |
| |
| /** |
| * If non-null, then this is a test for a method returning a {@code double} value that must be |
| * within {@code ulpDelta}s of the expected value. |
| */ |
| protected Double ulpDelta; |
| |
| @Override |
| protected void assertDeepEquals(Object expected, Object actual) { |
| if (ulpDelta != null) { |
| double expectedDouble = (double) expected; |
| double actualDouble = (Double) actual; |
| double ulp = Math.ulp(expectedDouble); |
| double delta = ulpDelta * ulp; |
| try { |
| Assert.assertEquals(expectedDouble, actualDouble, delta); |
| } catch (AssertionError e) { |
| double diff = Math.abs(expectedDouble - actualDouble); |
| double diffUlps = diff / ulp; |
| throw new AssertionError(e.getMessage() + " // " + diffUlps + " ulps"); |
| } |
| } else { |
| super.assertDeepEquals(expected, actual); |
| } |
| } |
| |
| protected void runTest(String name, Object... args) { |
| runTest(getInitialOptions(), name, args); |
| } |
| |
| protected void runTest(OptionValues options, String name, Object... args) { |
| runTest(options, EMPTY, true, false, name, args); |
| } |
| |
| protected void runTest(Set<DeoptimizationReason> shouldNotDeopt, String name, Object... args) { |
| runTest(getInitialOptions(), shouldNotDeopt, true, false, name, args); |
| } |
| |
| protected void runTest(OptionValues options, Set<DeoptimizationReason> shouldNotDeopt, boolean bind, boolean noProfile, String name, Object... args) { |
| ResolvedJavaMethod method = getResolvedJavaMethod(name); |
| Object receiver = method.isStatic() ? null : this; |
| |
| Result expect = executeExpected(method, receiver, args); |
| |
| if (noProfile) { |
| method.reprofile(); |
| } |
| |
| testAgainstExpected(options, method, expect, shouldNotDeopt, receiver, args); |
| if (args.length > 0 && bind) { |
| if (noProfile) { |
| method.reprofile(); |
| } |
| |
| this.argsToBind = args; |
| testAgainstExpected(options, method, expect, shouldNotDeopt, receiver, args); |
| this.argsToBind = null; |
| } |
| } |
| } |