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 new TestInliningProtectionDomain(ProtectionDomainTestNoOtherCompilationPrivate.class, false);
46 new TestInliningProtectionDomain(ProtectionDomainTestNoOtherCompilationPrivateString.class, false);
47 }
48
49 public TestInliningProtectionDomain(Class<?> testClass, boolean compileBar) {
50 super(testClass);
51 if (compileBar) {
52 commandLineNormal.add("-XX:CompileCommand=compileonly," + testClass.getName() + "::bar");
53 }
54 runTest();
55 }
56
57 @Override
58 public void testAction() {
59 positiveTest(commandLineReplay);
60 String entryString = getTestClass() + " " + "test";
61 boolean inlineFails = testClass == ProtectionDomainTestNoOtherCompilationPrivate.class;
62 int inlineeCount = inlineFails ? 1 : 5;
63
64 List<InlineEntry> inlineesNormal = parseLogFile(LOG_FILE_NORMAL, entryString, "compile_id='" + getCompileIdFromFile(getReplayFileName()) + "'", inlineeCount);
65 List<InlineEntry> inlineesReplay = parseLogFile(LOG_FILE_REPLAY, entryString, "test ()V", inlineeCount);
66 verifyLists(inlineesNormal, inlineesReplay, inlineeCount);
67
68 if (inlineFails) {
69 Asserts.assertTrue(inlineesNormal.get(0).compare("compiler.ciReplay.ProtectionDomainTestNoOtherCompilationPrivate", "bar", inlineesNormal.get(0).isUnloadedSignatureClasses()));
70 Asserts.assertTrue(inlineesReplay.get(0).compare("compiler.ciReplay.ProtectionDomainTestNoOtherCompilationPrivate", "bar", inlineesReplay.get(0).isDisallowedByReplay()));
71 } else {
72 Asserts.assertTrue(inlineesNormal.get(4).compare("compiler.ciReplay.InliningBar", "bar2", inlineesNormal.get(4).isNormalInline()));
73 Asserts.assertTrue(inlineesReplay.get(4).compare("compiler.ciReplay.InliningBar", "bar2", inlineesReplay.get(4).isForcedByReplay() || inlineesReplay.get(4).isForcedIncrementalInlineByReplay()));
74 }
75 }
76 }
77
78 class ProtectionDomainTestCompiledBefore {
79 public static void main(String[] args) {
80 for (int i = 0; i < 10000; i++) {
81 bar(); // Ensure that bar() was compiled
82 }
83 for (int i = 0; i < 10000; i++) {
84 test();
85 }
86 }
87
88 public static void test() {
89 bar();
90 }
91
92 // Integer should be resolved for the protection domain of this class because the separate compilation of bar() in
93 // the normal run will resolve all classes in the signature. Inlining succeeds.
94 private static Integer bar() {
95 InliningFoo.foo();
96 return null;
97 }
98 }
99
100 class ProtectionDomainTestNoOtherCompilationPublic {
101 public static void main(String[] args) {
102 for (int i = 0; i < 10000; i++) {
103 test();
104 }
105 }
106
107 public static void test() {
108 bar(); // Not compiled before separately
109 }
110
111 // Integer should be resolved for the protection domain of this class because getDeclaredMethods is called in normal run
112 // when validating main() method. In this process, all public methods of this class are visited and its signature classes
113 // are resolved. Inlining of bar() succeeds.
114 public static Integer bar() {
115 InliningFoo.foo();
116 return null;
117 }
118 }
119
120 class ProtectionDomainTestNoOtherCompilationPrivate {
121 public static void main(String[] args) {
122 for (int i = 0; i < 10000; i++) {
123 test();
124 }
125 }
126
127 public static void test() {
128 bar(); // Not compiled before separately
129 }
130
131 // Integer should be unresolved for the protection domain of this class even though getDeclaredMethods is called in normal
132 // run when validating main() method. In this process, only public methods of this class are visited and its signature
133 // classes are resolved. Since this method is private, the signature classes are not resolved for this protection domain.
134 // Inlining of bar() should fail in normal run with "unresolved signature classes". Therefore, replay compilation should
135 // also not inline bar().
136 private static Integer bar() {
137 InliningFoo.foo();
138 return null;
139 }
140 }
141
142 class ProtectionDomainTestNoOtherCompilationPrivateString {
143 public static void main(String[] args) {
144 for (int i = 0; i < 10000; i++) {
145 test();
146 }
147 }
148
149 public static void test() {
150 bar(); // Not compiled before separately
151 }
152
153 // Integer should be resovled for the protection domain of this class because getDeclaredMethods is called in normal run
154 // when validating main() method. In this process, public methods of this class are visited and its signature classes
155 // are resolved. bar() is private and not visited in this process (i.e. no resolution of String). But since main()
156 // has String[] as parameter, the String class will be resolved for this protection domain. Inlining of bar() succeeds.
157 private static String bar() {
158 InliningFoo.foo();
159 return null;
160 }
161 }
162
163 class InliningFoo {
164 public static void foo() {
165 foo2();
166 }
167
168 private static void foo2() {
169 InliningBar.bar();
170 }
171 }
172
173
174 class InliningBar {
175 public static void bar() {
176 bar2();
177 }
178
179 private static void bar2() {}
180 }