test/hotspot/jtreg/compiler/jsr292/NonInlinedCall/GCTest.java
changeset 55301 a9188ba494a3
parent 55300 1e0b948cc122
child 55302 686dedba1d9a
--- a/test/hotspot/jtreg/compiler/jsr292/NonInlinedCall/GCTest.java	Fri Jun 07 16:38:42 2019 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,116 +0,0 @@
-/*
- * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
- * 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
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/*
- * @test
- * @bug 8072008
- * @requires vm.opt.final.ClassUnloading
- * @library /test/lib ../patches
- * @modules java.base/jdk.internal.misc
- *          java.base/jdk.internal.vm.annotation
- *
- * @build java.base/java.lang.invoke.MethodHandleHelper
- * @build sun.hotspot.WhiteBox
- * @run main/bootclasspath/othervm -XX:+IgnoreUnrecognizedVMOptions
- *                                 -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
- *                                 -Xbatch -XX:-TieredCompilation -XX:CICompilerCount=1
- *                                 -XX:+FoldStableValues
- *                                 compiler.jsr292.NonInlinedCall.GCTest
- */
-
-package compiler.jsr292.NonInlinedCall;
-
-import jdk.internal.vm.annotation.DontInline;
-import jdk.internal.vm.annotation.Stable;
-import sun.hotspot.WhiteBox;
-
-import java.lang.invoke.MethodHandle;
-import java.lang.invoke.MethodHandleHelper;
-import java.lang.invoke.MethodHandleHelper.NonInlinedReinvoker;
-import java.lang.invoke.MethodHandles;
-import java.lang.invoke.MethodType;
-import java.lang.ref.PhantomReference;
-import java.lang.ref.Reference;
-import java.lang.ref.ReferenceQueue;
-
-import static jdk.test.lib.Asserts.assertEquals;
-
-public class GCTest {
-    static final MethodHandles.Lookup LOOKUP = MethodHandleHelper.IMPL_LOOKUP;
-
-    static class T {
-        static int f1() { return 0; }
-        static int f2() { return 1; }
-    }
-
-    static @Stable MethodHandle mh;
-    static PhantomReference<Object> lform;
-
-    static final ReferenceQueue<Object> rq = new ReferenceQueue<>();
-    static final WhiteBox WB = WhiteBox.getWhiteBox();
-
-    @DontInline
-    static int invokeBasic() {
-        try {
-            return MethodHandleHelper.invokeBasicI(mh);
-        } catch (Throwable e) {
-            throw new Error(e);
-        }
-    }
-
-    static void test(int expected) {
-        for (int i = 0; i < 20_000; i++) {
-            invokeBasic();
-        }
-        assertEquals(invokeBasic(), expected);
-    }
-
-    public static void main(String[] args) throws Exception {
-        mh = NonInlinedReinvoker.make(
-                LOOKUP.findStatic(T.class, "f1", MethodType.methodType(int.class)));
-
-        // Monitor LambdaForm GC
-        lform = new PhantomReference<>(MethodHandleHelper.getLambdaForm(mh), rq);
-
-        test(0);
-        WB.clearInlineCaches();
-        test(0);
-
-        mh = NonInlinedReinvoker.make(
-                LOOKUP.findStatic(T.class, "f2", MethodType.methodType(int.class)));
-
-        Reference<?> ref = null;
-        while (ref == null) {
-            WB.fullGC();
-            try {
-                ref = rq.remove(1000);
-            } catch (InterruptedException e) { /*ignore*/ }
-        }
-
-        test(1);
-        WB.clearInlineCaches();
-        test(1);
-
-        System.out.println("TEST PASSED");
-    }
-}