Mercurial > hg > graal-compiler
view test/compiler/profiling/TestUnexpectedProfilingMismatch.java @ 20403:8ec8971f511a
8057531: refactor gc argument processing code slightly
Reviewed-by: mgerdin, tschatzl, jmasa
author | jcoomes |
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date | Thu, 04 Sep 2014 16:53:27 -0700 |
parents | e6ba215af802 |
children |
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/* * Copyright (c) 2013, 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 8027631 * @summary profiling of arguments at calls cannot rely on signature of callee for types * @run main/othervm -XX:-BackgroundCompilation -XX:TieredStopAtLevel=3 -XX:TypeProfileLevel=111 -XX:Tier3InvocationThreshold=200 -XX:Tier0InvokeNotifyFreqLog=7 TestUnexpectedProfilingMismatch * */ import java.lang.invoke.*; public class TestUnexpectedProfilingMismatch { static class A { } static class B { } static void mA(A a) { } static void mB(B b) { } static final MethodHandle mhA; static final MethodHandle mhB; static { MethodHandles.Lookup lookup = MethodHandles.lookup(); MethodType mt = MethodType.methodType(void.class, A.class); MethodHandle res = null; try { res = lookup.findStatic(TestUnexpectedProfilingMismatch.class, "mA", mt); } catch(NoSuchMethodException ex) { } catch(IllegalAccessException ex) { } mhA = res; mt = MethodType.methodType(void.class, B.class); try { res = lookup.findStatic(TestUnexpectedProfilingMismatch.class, "mB", mt); } catch(NoSuchMethodException ex) { } catch(IllegalAccessException ex) { } mhB = res; } void m1(A a, boolean doit) throws Throwable { if (doit) { mhA.invoke(a); } } void m2(B b) throws Throwable { mhB.invoke(b); } static public void main(String[] args) { TestUnexpectedProfilingMismatch tih = new TestUnexpectedProfilingMismatch(); A a = new A(); B b = new B(); try { for (int i = 0; i < 256 - 1; i++) { tih.m1(a, true); } // Will trigger the compilation but will also run once // more interpreted with a non null MDO which it will // update. Make it skip the body of the method. tih.m1(a, false); // Compile this one as well and do the profiling for (int i = 0; i < 256; i++) { tih.m2(b); } // Will run and see a conflict tih.m1(a, true); } catch(Throwable ex) { ex.printStackTrace(); } System.out.println("TEST PASSED"); } }