1 /*
2 * Copyright (c) 2015, 2016, 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 CheckCheckCICompilerCount
26 * @bug 8130858 8132525 8162881
27 * @summary Check that correct range of values for CICompilerCount are allowed depending on whether tiered is enabled or not
28 * @library /test/lib /
29 * @requires vm.flagless
30 * @modules java.base/jdk.internal.misc
31 * java.management
32 * @run driver compiler.arguments.CheckCICompilerCount
33 */
34
35 package compiler.arguments;
36
37 import jdk.test.lib.process.OutputAnalyzer;
38 import jdk.test.lib.process.ProcessTools;
39
40 public class CheckCICompilerCount {
41 private static final String[][] NON_TIERED_ARGUMENTS = {
42 {
43 "-server",
44 "-XX:-TieredCompilation",
45 "-XX:+PrintFlagsFinal",
46 "-XX:CICompilerCount=0",
47 "-version"
48 },
49 {
50 "-server",
51 "-XX:-TieredCompilation",
52 "-XX:+PrintFlagsFinal",
53 "-XX:CICompilerCount=1",
54 "-version"
55 },
56 {
57 "-server",
58 "-XX:+PrintFlagsFinal",
59 "-XX:CICompilerCount=1",
60 "-XX:-TieredCompilation",
61 "-version"
62 },
63 {
64 "-client",
65 "-XX:-TieredCompilation",
66 "-XX:+PrintFlagsFinal",
67 "-XX:CICompilerCount=0",
68 "-version"
69 },
70 {
71 "-client",
72 "-XX:-TieredCompilation",
73 "-XX:+PrintFlagsFinal",
74 "-XX:CICompilerCount=1",
75 "-version"
76 },
77 {
78 "-client",
79 "-XX:+PrintFlagsFinal",
80 "-XX:CICompilerCount=1",
81 "-XX:-TieredCompilation",
82 "-version"
83 }
84 };
85
86 private static final String[] NON_TIERED_EXPECTED_OUTPUTS = {
87 "CICompilerCount (0) must be at least 1",
88 "intx CICompilerCount = 1 {product} {command line}",
89 "intx CICompilerCount = 1 {product} {command line}",
90 "CICompilerCount (0) must be at least 1",
91 "intx CICompilerCount = 1 {product} {command line}",
92 "intx CICompilerCount = 1 {product} {command line}"
93 };
94
95 private static final int[] NON_TIERED_EXIT = {
96 1,
97 0,
98 0,
99 1,
100 0,
101 0
102 };
103
104 private static final String[][] TIERED_ARGUMENTS = {
105 {
106 "-server",
107 "-XX:+TieredCompilation",
108 "-XX:+PrintFlagsFinal",
109 "-XX:CICompilerCount=1",
110 "-version"
111 },
112 {
113 "-server",
114 "-XX:+TieredCompilation",
115 "-XX:TieredStopAtLevel=1",
116 "-XX:+PrintFlagsFinal",
117 "-XX:CICompilerCount=1",
118 "-version"
119 },
120 {
121 "-server",
122 "-XX:+TieredCompilation",
123 "-XX:+PrintFlagsFinal",
124 "-XX:CICompilerCount=1",
125 "-XX:TieredStopAtLevel=1",
126 "-version"
127 },
128 {
129 "-server",
130 "-XX:+TieredCompilation",
131 "-XX:+PrintFlagsFinal",
132 "-XX:CICompilerCount=2",
133 "-version"
134 },
135 {
136 "-client",
137 "-XX:+TieredCompilation",
138 "-XX:+PrintFlagsFinal",
139 "-XX:CICompilerCount=1",
140 "-version"
141 },
142 {
143 "-client",
144 "-XX:+TieredCompilation",
145 "-XX:TieredStopAtLevel=1",
146 "-XX:+PrintFlagsFinal",
147 "-XX:CICompilerCount=1",
148 "-version"
149 },
150 {
151 "-client",
152 "-XX:+TieredCompilation",
153 "-XX:+PrintFlagsFinal",
154 "-XX:CICompilerCount=1",
155 "-XX:TieredStopAtLevel=1",
156 "-version"
157 },
158 {
159 "-client",
160 "-XX:+TieredCompilation",
161 "-XX:+PrintFlagsFinal",
162 "-XX:CICompilerCount=2",
163 "-version"
164 }
165 };
166
167 private static final String[] TIERED_EXPECTED_OUTPUTS = {
168 "CICompilerCount (1) must be at least 2",
169 "intx CICompilerCount = 1 {product} {command line}",
170 "intx CICompilerCount = 1 {product} {command line}",
171 "intx CICompilerCount = 2 {product} {command line}",
172 "CICompilerCount (1) must be at least 2",
173 "intx CICompilerCount = 1 {product} {command line}",
174 "intx CICompilerCount = 1 {product} {command line}",
175 "intx CICompilerCount = 2 {product} {command line}",
176 };
177
178 private static final int[] TIERED_EXIT = {
179 1,
180 0,
181 0,
182 0,
183 1,
184 0,
185 0,
186 0
187 };
188
189 private static void verifyValidOption(String[] arguments, String expected_output, int exit, boolean tiered) throws Exception {
190 ProcessBuilder pb;
191 OutputAnalyzer out;
192
193 pb = ProcessTools.createJavaProcessBuilder(arguments);
194 out = new OutputAnalyzer(pb.start());
195
196 try {
197 out.shouldHaveExitValue(exit);
198 out.shouldContain(expected_output);
199 } catch (RuntimeException e) {
200 // Check if tiered compilation is available in this JVM
201 // Version. Throw exception only if it is available.
202 if (!(tiered && out.getOutput().contains("-XX:+TieredCompilation not supported in this VM"))) {
203 throw new RuntimeException(e);
204 }
205 }
206 }
207
208 public static void main(String[] args) throws Exception {
209 if (NON_TIERED_ARGUMENTS.length != NON_TIERED_EXPECTED_OUTPUTS.length || NON_TIERED_ARGUMENTS.length != NON_TIERED_EXIT.length) {
210 throw new RuntimeException("Test is set up incorrectly: length of arguments, expected outputs and exit codes in non-tiered mode of operation do not match.");
211 }
212
213 if (TIERED_ARGUMENTS.length != TIERED_EXPECTED_OUTPUTS.length || TIERED_ARGUMENTS.length != TIERED_EXIT.length) {
214 throw new RuntimeException("Test is set up incorrectly: length of arguments, expected outputs and exit codes in tiered mode of operation do not match.");
215 }
216
217 for (int i = 0; i < NON_TIERED_ARGUMENTS.length; i++) {
218 verifyValidOption(NON_TIERED_ARGUMENTS[i], NON_TIERED_EXPECTED_OUTPUTS[i], NON_TIERED_EXIT[i], false);
219 }
220
221 for (int i = 0; i < TIERED_ARGUMENTS.length; i++) {
222 verifyValidOption(TIERED_ARGUMENTS[i], TIERED_EXPECTED_OUTPUTS[i], TIERED_EXIT[i], true);
223 }
224 }
225 }