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8139384: [TESTBUG] JVMCI test fails with java.lang.RuntimeException: a 100_000 times invoked method should be mature

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A test was redesigned to track xcomp and tiered states

Reviewed-by: twisti
This commit is contained in:
Dmitrij Pochepko 2015-11-24 22:59:50 +03:00
parent 5e051287af
commit ad8dfcdf38
1 changed files with 20 additions and 16 deletions
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36
hotspot/test/compiler/jvmci/compilerToVM/IsMatureTest.java
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@ -35,9 +35,11 @@
* -XX:+WhiteBoxAPI -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
* compiler.jvmci.compilerToVM.IsMatureTest
*/
package compiler.jvmci.compilerToVM;
import compiler.jvmci.common.testcases.SimpleClass;
import compiler.whitebox.CompilerWhiteBoxTest;
import jdk.vm.ci.hotspot.CompilerToVMHelper;
import jdk.test.lib.Asserts;
import sun.hotspot.WhiteBox;
@ -46,6 +48,10 @@ import java.lang.reflect.Executable;
public class IsMatureTest {
private static final WhiteBox WB = WhiteBox.getWhiteBox();
private static final boolean IS_XCOMP
= System.getProperty("java.vm.info").contains("compiled mode");
private static final boolean TIERED
= WB.getBooleanVMFlag("TieredCompilation");
public static void main(String[] args) throws Exception {
new IsMatureTest().test();
@ -54,23 +60,21 @@ public class IsMatureTest {
public void test() throws Exception {
SimpleClass sclass = new SimpleClass();
Executable method = SimpleClass.class.getDeclaredMethod("testMethod");
long metaspaceMethodData = WB.getMethodData(method);
Asserts.assertEQ(metaspaceMethodData, 0L, "MDO should be null for "
+ "never invoked method");
boolean isMature = CompilerToVMHelper.isMature(metaspaceMethodData);
Asserts.assertFalse(isMature, "null MDO can't be mature");
for (int i = 0; i < 1000; i++) {
long methodData = WB.getMethodData(method);
boolean isMature = CompilerToVMHelper.isMature(methodData);
Asserts.assertEQ(methodData, 0L,
"Never invoked method can't have method data");
Asserts.assertFalse(isMature, "Never invoked method can't be mature");
for (int i = 0; i < CompilerWhiteBoxTest.THRESHOLD; i++) {
sclass.testMethod();
}
// warmed up, mdo should be ready for now
metaspaceMethodData = WB.getMethodData(method);
Asserts.assertNE(metaspaceMethodData, 0L,
"MDO should be available after 1000 calls");
for (int i = 0; i < 100_000; i++) {
sclass.testMethod();
}
isMature = CompilerToVMHelper.isMature(metaspaceMethodData);
Asserts.assertTrue(isMature,
"a 100_000 times invoked method should be mature");
methodData = WB.getMethodData(method);
isMature = CompilerToVMHelper.isMature(methodData);
Asserts.assertNE(methodData, 0L,
"Multiple times invoked method should have method data");
/* a method is not mature for -Xcomp and -Tiered,
see NonTieredCompPolicy::is_mature */
Asserts.assertEQ(isMature, !(IS_XCOMP && !TIERED),
"Unexpected isMature state for multiple times invoked method");
}
}