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test/hotspot/jtreg/testlibrary_tests/whitebox/vm_flags/IntxTest.java

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*** 32,50 **** * sun.hotspot.WhiteBox$WhiteBoxPermission * @run main/othervm/timeout=600 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xint -XX:-ProfileInterpreter IntxTest * @summary testing of WB::set/getIntxVMFlag() * @author igor.ignatyev@oracle.com */ ! public class IntxTest { private static final String FLAG_NAME = "OnStackReplacePercentage"; private static final String FLAG_DEBUG_NAME = "InlineFrequencyCount"; ! private static final Long[] TESTS = {0L, 100L, (long) Integer.MAX_VALUE}; public static void main(String[] args) throws Exception { VmFlagTest.runTest(FLAG_NAME, TESTS, VmFlagTest.WHITE_BOX::setIntxVMFlag, VmFlagTest.WHITE_BOX::getIntxVMFlag); VmFlagTest.runTest(FLAG_DEBUG_NAME, VmFlagTest.WHITE_BOX::getIntxVMFlag); } } --- 32,61 ---- * sun.hotspot.WhiteBox$WhiteBoxPermission * @run main/othervm/timeout=600 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xint -XX:-ProfileInterpreter IntxTest * @summary testing of WB::set/getIntxVMFlag() * @author igor.ignatyev@oracle.com */ ! import jdk.test.lib.Platform; public class IntxTest { private static final String FLAG_NAME = "OnStackReplacePercentage"; private static final String FLAG_DEBUG_NAME = "InlineFrequencyCount"; ! private static final long COMPILE_THRESHOLD = VmFlagTest.WHITE_BOX.getIntxVMFlag("CompileThreshold"); ! private static final Long[] TESTS = {0L, 100L, (long)(Integer.MAX_VALUE>>3)*100L}; public static void main(String[] args) throws Exception { + find_and_set_max_osrp(); VmFlagTest.runTest(FLAG_NAME, TESTS, VmFlagTest.WHITE_BOX::setIntxVMFlag, VmFlagTest.WHITE_BOX::getIntxVMFlag); VmFlagTest.runTest(FLAG_DEBUG_NAME, VmFlagTest.WHITE_BOX::getIntxVMFlag); } + + static void find_and_set_max_osrp() { + long max_percentage_limit = (long)(Integer.MAX_VALUE>>3)*100L; + max_percentage_limit = COMPILE_THRESHOLD == 0 ? max_percentage_limit : max_percentage_limit/COMPILE_THRESHOLD; + if (Platform.is32bit() && max_percentage_limit > Integer.MAX_VALUE) { + max_percentage_limit = Integer.MAX_VALUE; + } + TESTS[2] = max_percentage_limit; + } }
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