1 /*
2 * Copyright (c) 2021, 2024, 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
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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 *
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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.
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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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 * @build jdk.test.whitebox.WhiteBox
32 * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
33 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
34 * compiler.ciReplay.TestInliningProtectionDomain
35 */
36
37 package compiler.ciReplay;
38
39 import jdk.test.lib.Asserts;
40
41 import java.util.List;
42
43 public class TestInliningProtectionDomain extends InliningBase {
44
45 public static void main(String[] args) {
46 new TestInliningProtectionDomain(ProtectionDomainTestCompiledBefore.class, true);
47 new TestInliningProtectionDomain(ProtectionDomainTestNoOtherCompilationPublic.class, false);
48 // TODO Re-enable this once 8284443 fixed handling of unloaded return types
49 // new TestInliningProtectionDomain(ProtectionDomainTestNoOtherCompilationPrivate.class, false);
50 new TestInliningProtectionDomain(ProtectionDomainTestNoOtherCompilationPrivateString.class, false);
51 }
52
53 public TestInliningProtectionDomain(Class<?> testClass, boolean compileBar) {
54 super(testClass);
55 if (compileBar) {
56 commandLineNormal.add("-XX:CompileCommand=compileonly," + testClass.getName() + "::bar");
57 }
58 runTest();
59 }
60
61 @Override
62 public void testAction() {
63 positiveTest(commandLineReplay);
64 String entryString = getTestClass() + " " + "test";
65 boolean inlineFails = testClass == ProtectionDomainTestNoOtherCompilationPrivate.class;
66 int inlineeCount = inlineFails ? 1 : 5;
67
68 List<InlineEntry> inlineesNormal = parseLogFile(LOG_FILE_NORMAL, entryString, "compile_id='" + getCompileIdFromFile(getReplayFileName()) + "'", inlineeCount);
69 List<InlineEntry> inlineesReplay = parseLogFile(LOG_FILE_REPLAY, entryString, "test ()V", inlineeCount);
70 verifyLists(inlineesNormal, inlineesReplay, inlineeCount);
71
72 if (inlineFails) {
73 Asserts.assertTrue(inlineesNormal.get(0).compare("compiler.ciReplay.ProtectionDomainTestNoOtherCompilationPrivate", "bar", inlineesNormal.get(0).isUnloadedSignatureClasses()));
74 Asserts.assertTrue(inlineesReplay.get(0).compare("compiler.ciReplay.ProtectionDomainTestNoOtherCompilationPrivate", "bar", inlineesReplay.get(0).isDisallowedByReplay()));
75 } else {
76 Asserts.assertTrue(inlineesNormal.get(4).compare("compiler.ciReplay.InliningBar", "bar2", inlineesNormal.get(4).isNormalInline()));
77 Asserts.assertTrue(inlineesReplay.get(4).compare("compiler.ciReplay.InliningBar", "bar2", inlineesReplay.get(4).isForcedByReplay() || inlineesReplay.get(4).isForcedIncrementalInlineByReplay()));
78 }
79 }
80 }
81
82 class ProtectionDomainTestCompiledBefore {
83 public static void main(String[] args) {
84 for (int i = 0; i < 10000; i++) {
85 bar(); // Ensure that bar() was compiled
86 }
87 for (int i = 0; i < 10000; i++) {
88 test();
89 }
90 }
91
92 public static void test() {
93 bar();
94 }
95
96 // Integer should be resolved for the protection domain of this class because the separate compilation of bar() in
97 // the normal run will resolve all classes in the signature. Inlining succeeds.
98 private static Integer bar() {
99 InliningFoo.foo();
100 return null;
101 }
102 }
103
104 class ProtectionDomainTestNoOtherCompilationPublic {
105 public static void main(String[] args) {
106 for (int i = 0; i < 10000; i++) {
107 test();
108 }
109 }
110
111 public static void test() {
112 bar(); // Not compiled before separately
113 }
114
115 // Integer should be resolved for the protection domain of this class because getDeclaredMethods is called in normal run
116 // when validating main() method. In this process, all public methods of this class are visited and its signature classes
117 // are resolved. Inlining of bar() succeeds.
118 public static Integer bar() {
119 InliningFoo.foo();
120 return null;
121 }
122 }
123
124 class ProtectionDomainTestNoOtherCompilationPrivate {
125 public static void main(String[] args) {
126 for (int i = 0; i < 10000; i++) {
127 test();
128 }
129 }
130
131 public static void test() {
132 bar(); // Not compiled before separately
133 }
134
135 // Integer should be unresolved for the protection domain of this class even though getDeclaredMethods is called in normal
136 // run when validating main() method. In this process, only public methods of this class are visited and its signature
137 // classes are resolved. Since this method is private, the signature classes are not resolved for this protection domain.
138 // Inlining of bar() should fail in normal run with "unresolved signature classes". Therefore, replay compilation should
139 // also not inline bar().
140 private static Integer bar() {
141 InliningFoo.foo();
142 return null;
143 }
144 }
145
146 class ProtectionDomainTestNoOtherCompilationPrivateString {
147 public static void main(String[] args) {
148 for (int i = 0; i < 10000; i++) {
149 test();
150 }
151 }
152
153 public static void test() {
154 bar(); // Not compiled before separately
155 }
156
157 // Integer should be resovled for the protection domain of this class because getDeclaredMethods is called in normal run
158 // when validating main() method. In this process, public methods of this class are visited and its signature classes
159 // are resolved. bar() is private and not visited in this process (i.e. no resolution of String). But since main()
160 // has String[] as parameter, the String class will be resolved for this protection domain. Inlining of bar() succeeds.
161 private static String bar() {
162 InliningFoo.foo();
163 return null;
164 }
165 }
166
167 class InliningFoo {
168 public static void foo() {
169 foo2();
170 }
171
172 private static void foo2() {
173 InliningBar.bar();
174 }
175 }
176
177
178 class InliningBar {
179 public static void bar() {
180 bar2();
181 }
182
183 private static void bar2() {}
184 }