1 /*
2 * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /*
25 * @test
26 * @bug 8275868
27 * @library / /test/lib
28 * @summary Testing that ciReplay inlining does not fail with unresolved signature classes.
29 * @requires vm.flightRecorder != true & vm.compMode != "Xint" & vm.compMode != "Xcomp" & vm.debug == true & vm.compiler2.enabled
30 * @modules java.base/jdk.internal.misc
31 * @run driver compiler.ciReplay.TestInliningProtectionDomain
32 */
33
34 package compiler.ciReplay;
35
36 import jdk.test.lib.Asserts;
37
38 import java.util.List;
39
40 public class TestInliningProtectionDomain extends InliningBase {
41
42 public static void main(String[] args) {
43 new TestInliningProtectionDomain(ProtectionDomainTestCompiledBefore.class, true);
44 new TestInliningProtectionDomain(ProtectionDomainTestNoOtherCompilationPublic.class, false);
45 // TODO Re-enable this once 8284443 fixed handling of unloaded return types
46 // new TestInliningProtectionDomain(ProtectionDomainTestNoOtherCompilationPrivate.class, false);
47 new TestInliningProtectionDomain(ProtectionDomainTestNoOtherCompilationPrivateString.class, false);
48 }
49
50 public TestInliningProtectionDomain(Class<?> testClass, boolean compileBar) {
51 super(testClass);
52 if (compileBar) {
53 commandLineNormal.add("-XX:CompileCommand=compileonly," + testClass.getName() + "::bar");
54 }
55 runTest();
56 }
57
58 @Override
59 public void testAction() {
60 positiveTest(commandLineReplay);
61 String entryString = getTestClass() + " " + "test";
62 boolean inlineFails = testClass == ProtectionDomainTestNoOtherCompilationPrivate.class;
63 int inlineeCount = inlineFails ? 1 : 5;
64
65 List<InlineEntry> inlineesNormal = parseLogFile(LOG_FILE_NORMAL, entryString, "compile_id='" + getCompileIdFromFile(getReplayFileName()) + "'", inlineeCount);
66 List<InlineEntry> inlineesReplay = parseLogFile(LOG_FILE_REPLAY, entryString, "test ()V", inlineeCount);
67 verifyLists(inlineesNormal, inlineesReplay, inlineeCount);
68
69 if (inlineFails) {
70 Asserts.assertTrue(inlineesNormal.get(0).compare("compiler.ciReplay.ProtectionDomainTestNoOtherCompilationPrivate", "bar", inlineesNormal.get(0).isUnloadedSignatureClasses()));
71 Asserts.assertTrue(inlineesReplay.get(0).compare("compiler.ciReplay.ProtectionDomainTestNoOtherCompilationPrivate", "bar", inlineesReplay.get(0).isDisallowedByReplay()));
72 } else {
73 Asserts.assertTrue(inlineesNormal.get(4).compare("compiler.ciReplay.InliningBar", "bar2", inlineesNormal.get(4).isNormalInline()));
74 Asserts.assertTrue(inlineesReplay.get(4).compare("compiler.ciReplay.InliningBar", "bar2", inlineesReplay.get(4).isForcedByReplay() || inlineesReplay.get(4).isForcedIncrementalInlineByReplay()));
75 }
76 }
77 }
78
79 class ProtectionDomainTestCompiledBefore {
80 public static void main(String[] args) {
81 for (int i = 0; i < 10000; i++) {
82 bar(); // Ensure that bar() was compiled
83 }
84 for (int i = 0; i < 10000; i++) {
85 test();
86 }
87 }
88
89 public static void test() {
90 bar();
91 }
92
93 // Integer should be resolved for the protection domain of this class because the separate compilation of bar() in
94 // the normal run will resolve all classes in the signature. Inlining succeeds.
95 private static Integer bar() {
96 InliningFoo.foo();
97 return null;
98 }
99 }
100
101 class ProtectionDomainTestNoOtherCompilationPublic {
102 public static void main(String[] args) {
103 for (int i = 0; i < 10000; i++) {
104 test();
105 }
106 }
107
108 public static void test() {
109 bar(); // Not compiled before separately
110 }
111
112 // Integer should be resolved for the protection domain of this class because getDeclaredMethods is called in normal run
113 // when validating main() method. In this process, all public methods of this class are visited and its signature classes
114 // are resolved. Inlining of bar() succeeds.
115 public static Integer bar() {
116 InliningFoo.foo();
117 return null;
118 }
119 }
120
121 class ProtectionDomainTestNoOtherCompilationPrivate {
122 public static void main(String[] args) {
123 for (int i = 0; i < 10000; i++) {
124 test();
125 }
126 }
127
128 public static void test() {
129 bar(); // Not compiled before separately
130 }
131
132 // Integer should be unresolved for the protection domain of this class even though getDeclaredMethods is called in normal
133 // run when validating main() method. In this process, only public methods of this class are visited and its signature
134 // classes are resolved. Since this method is private, the signature classes are not resolved for this protection domain.
135 // Inlining of bar() should fail in normal run with "unresolved signature classes". Therefore, replay compilation should
136 // also not inline bar().
137 private static Integer bar() {
138 InliningFoo.foo();
139 return null;
140 }
141 }
142
143 class ProtectionDomainTestNoOtherCompilationPrivateString {
144 public static void main(String[] args) {
145 for (int i = 0; i < 10000; i++) {
146 test();
147 }
148 }
149
150 public static void test() {
151 bar(); // Not compiled before separately
152 }
153
154 // Integer should be resovled for the protection domain of this class because getDeclaredMethods is called in normal run
155 // when validating main() method. In this process, public methods of this class are visited and its signature classes
156 // are resolved. bar() is private and not visited in this process (i.e. no resolution of String). But since main()
157 // has String[] as parameter, the String class will be resolved for this protection domain. Inlining of bar() succeeds.
158 private static String bar() {
159 InliningFoo.foo();
160 return null;
161 }
162 }
163
164 class InliningFoo {
165 public static void foo() {
166 foo2();
167 }
168
169 private static void foo2() {
170 InliningBar.bar();
171 }
172 }
173
174
175 class InliningBar {
176 public static void bar() {
177 bar2();
178 }
179
180 private static void bar2() {}
181 }