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test/compiler/profiling/TestMethodHandleInvokesIntrinsic.java@dbb05f6d93c4 (annotated)

test/compiler/profiling/TestMethodHandleInvokesIntrinsic.java

Mon, 28 Jul 2014 15:06:38 -0700

author

fzhinkin

date

Mon, 28 Jul 2014 15:06:38 -0700

changeset 6997

dbb05f6d93c4

parent 0

f90c822e73f8

permissions

-rw-r--r--

8051344: JVM crashed in Compile::start() during method parsing w/ UseRTMDeopt turned on
Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/*
aoqi@0	25	* @test
aoqi@0	26	* @bug 8041458
aoqi@0	27	* @summary profiling of arguments in C1 at MethodHandle invoke of intrinsic tries to profile popped argument.
aoqi@0	28	* @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:TieredStopAtLevel=3 TestMethodHandleInvokesIntrinsic
aoqi@0	29	*
aoqi@0	30	*/
aoqi@0	31
aoqi@0	32	import java.lang.invoke.*;
aoqi@0	33
aoqi@0	34	public class TestMethodHandleInvokesIntrinsic {
aoqi@0	35
aoqi@0	36	static final MethodHandle mh_nanoTime;
aoqi@0	37	static final MethodHandle mh_getClass;
aoqi@0	38	static {
aoqi@0	39	MethodHandles.Lookup lookup = MethodHandles.lookup();
aoqi@0	40	MethodType mt = MethodType.methodType(long.class);
aoqi@0	41	MethodHandle MH = null;
aoqi@0	42	try {
aoqi@0	43	MH = lookup.findStatic(System.class, "nanoTime", mt);
aoqi@0	44	} catch(NoSuchMethodException nsme) {
aoqi@0	45	nsme.printStackTrace();
aoqi@0	46	throw new RuntimeException("TEST FAILED", nsme);
aoqi@0	47	} catch(IllegalAccessException iae) {
aoqi@0	48	iae.printStackTrace();
aoqi@0	49	throw new RuntimeException("TEST FAILED", iae);
aoqi@0	50	}
aoqi@0	51	mh_nanoTime = MH;
aoqi@0	52
aoqi@0	53	mt = MethodType.methodType(Class.class);
aoqi@0	54	MH = null;
aoqi@0	55	try {
aoqi@0	56	MH = lookup.findVirtual(Object.class, "getClass", mt);
aoqi@0	57	} catch(NoSuchMethodException nsme) {
aoqi@0	58	nsme.printStackTrace();
aoqi@0	59	throw new RuntimeException("TEST FAILED", nsme);
aoqi@0	60	} catch(IllegalAccessException iae) {
aoqi@0	61	iae.printStackTrace();
aoqi@0	62	throw new RuntimeException("TEST FAILED", iae);
aoqi@0	63	}
aoqi@0	64	mh_getClass = MH;
aoqi@0	65	}
aoqi@0	66
aoqi@0	67	static long m1() throws Throwable {
aoqi@0	68	return (long)mh_nanoTime.invokeExact();
aoqi@0	69	}
aoqi@0	70
aoqi@0	71	static Class m2(Object o) throws Throwable {
aoqi@0	72	return (Class)mh_getClass.invokeExact(o);
aoqi@0	73	}
aoqi@0	74
aoqi@0	75	static public void main(String[] args) {
aoqi@0	76	try {
aoqi@0	77	for (int i = 0; i < 20000; i++) {
aoqi@0	78	m1();
aoqi@0	79	}
aoqi@0	80	TestMethodHandleInvokesIntrinsic o = new TestMethodHandleInvokesIntrinsic();
aoqi@0	81	for (int i = 0; i < 20000; i++) {
aoqi@0	82	m2(o);
aoqi@0	83	}
aoqi@0	84	} catch(Throwable t) {
aoqi@0	85	System.out.println("Unexpected exception");
aoqi@0	86	t.printStackTrace();
aoqi@0	87	throw new RuntimeException("TEST FAILED", t);
aoqi@0	88	}
aoqi@0	89
aoqi@0	90	System.out.println("TEST PASSED");
aoqi@0	91	}
aoqi@0	92	}