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/*
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* 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
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* questions.
*/
import jdk.test.lib.*;
/*
* @test CheckCheckCICompilerCount
* @bug 8130858
* @bug 8132525
* @summary Check that correct range of values for CICompilerCount are allowed depending on whether tiered is enabled or not
* @library /testlibrary
* @modules java.base/jdk.internal.misc
* java.management
* @run main CheckCICompilerCount
*/
public class CheckCICompilerCount {
private static final String[][] NON_TIERED_ARGUMENTS = {
{
"-server",
"-XX:-TieredCompilation",
"-XX:+PrintFlagsFinal",
"-XX:CICompilerCount=0",
"-version"
},
{
"-server",
"-XX:-TieredCompilation",
"-XX:+PrintFlagsFinal",
"-XX:CICompilerCount=1",
"-version"
},
{
"-client",
"-XX:-TieredCompilation",
"-XX:+PrintFlagsFinal",
"-XX:CICompilerCount=0",
"-version"
},
{
"-client",
"-XX:-TieredCompilation",
"-XX:+PrintFlagsFinal",
"-XX:CICompilerCount=1",
"-version"
}
};
private static final String[][] NON_TIERED_EXPECTED_OUTPUTS = {
{
"CICompilerCount (0) must be at least 1",
"Improperly specified VM option 'CICompilerCount=0'"
},
{
"intx CICompilerCount := 1 {product}"
},
{
"CICompilerCount (0) must be at least 1",
"Improperly specified VM option 'CICompilerCount=0'"
},
{
"intx CICompilerCount := 1 {product}"
}
};
private static final int[] NON_TIERED_EXIT = {
1,
0,
1,
0
};
private static final String[][] TIERED_ARGUMENTS = {
{
"-server",
"-XX:+TieredCompilation",
"-XX:+PrintFlagsFinal",
"-XX:CICompilerCount=1",
"-version"
},
{
"-server",
"-XX:+TieredCompilation",
"-XX:+PrintFlagsFinal",
"-XX:CICompilerCount=2",
"-version"
},
{
"-client",
"-XX:+TieredCompilation",
"-XX:+PrintFlagsFinal",
"-XX:CICompilerCount=1",
"-version"
},
{
"-client",
"-XX:+TieredCompilation",
"-XX:+PrintFlagsFinal",
"-XX:CICompilerCount=2",
"-version"
}
};
private static final String[][] TIERED_EXPECTED_OUTPUTS = {
{
"CICompilerCount (1) must be at least 2",
"Improperly specified VM option 'CICompilerCount=1'"
},
{
"intx CICompilerCount := 2 {product}"
},
{
"CICompilerCount (1) must be at least 2",
"Improperly specified VM option 'CICompilerCount=1'"
},
{
"intx CICompilerCount := 2 {product}"
}
};
private static final int[] TIERED_EXIT = {
1,
0,
1,
0
};
private static void verifyValidOption(String[] arguments, String[] expected_outputs, int exit, boolean tiered) throws Exception {
ProcessBuilder pb;
OutputAnalyzer out;
pb = ProcessTools.createJavaProcessBuilder(arguments);
out = new OutputAnalyzer(pb.start());
try {
out.shouldHaveExitValue(exit);
for (String expected_output : expected_outputs) {
out.shouldContain(expected_output);
}
} catch (RuntimeException e) {
// Check if tiered compilation is available in this JVM
// Version. Throw exception only if it is available.
if (!(tiered && out.getOutput().contains("-XX:+TieredCompilation not supported in this VM"))) {
throw new RuntimeException(e);
}
}
}
public static void main(String[] args) throws Exception {
if (NON_TIERED_ARGUMENTS.length != NON_TIERED_EXPECTED_OUTPUTS.length || NON_TIERED_ARGUMENTS.length != NON_TIERED_EXIT.length) {
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.");
}
if (TIERED_ARGUMENTS.length != TIERED_EXPECTED_OUTPUTS.length || TIERED_ARGUMENTS.length != TIERED_EXIT.length) {
throw new RuntimeException("Test is set up incorrectly: length of arguments, expected outputs and exit codes in tiered mode of operation do not match.");
}
for (int i = 0; i < NON_TIERED_ARGUMENTS.length; i++) {
verifyValidOption(NON_TIERED_ARGUMENTS[i], NON_TIERED_EXPECTED_OUTPUTS[i], NON_TIERED_EXIT[i], false);
}
for (int i = 0; i < TIERED_ARGUMENTS.length; i++) {
verifyValidOption(TIERED_ARGUMENTS[i], TIERED_EXPECTED_OUTPUTS[i], TIERED_EXIT[i], true);
}
}
}