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test/compiler/whitebox/ClearMethodStateTest.java@b84fd7d73702 (annotated)

test/compiler/whitebox/ClearMethodStateTest.java

Tue, 09 Apr 2013 09:54:17 -0700

author

iignatyev

date

Tue, 09 Apr 2013 09:54:17 -0700

changeset 4908

b84fd7d73702

child 4951

4b2eebe03f93

permissions

-rw-r--r--

8007288: Additional WB API for compiler's testing
Reviewed-by: kvn, vlivanov

iignatyev@4908	1	/*
iignatyev@4908	2	* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
iignatyev@4908	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
iignatyev@4908	4	*
iignatyev@4908	5	* This code is free software; you can redistribute it and/or modify it
iignatyev@4908	6	* under the terms of the GNU General Public License version 2 only, as
iignatyev@4908	7	* published by the Free Software Foundation.
iignatyev@4908	8	*
iignatyev@4908	9	* This code is distributed in the hope that it will be useful, but WITHOUT
iignatyev@4908	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
iignatyev@4908	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
iignatyev@4908	12	* version 2 for more details (a copy is included in the LICENSE file that
iignatyev@4908	13	* accompanied this code).
iignatyev@4908	14	*
iignatyev@4908	15	* You should have received a copy of the GNU General Public License version
iignatyev@4908	16	* 2 along with this work; if not, write to the Free Software Foundation,
iignatyev@4908	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
iignatyev@4908	18	*
iignatyev@4908	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
iignatyev@4908	20	* or visit www.oracle.com if you need additional information or have any
iignatyev@4908	21	* questions.
iignatyev@4908	22	*/
iignatyev@4908	23
iignatyev@4908	24	/*
iignatyev@4908	25	* @test ClearMethodStateTest
iignatyev@4908	26	* @library /testlibrary /testlibrary/whitebox
iignatyev@4908	27	* @build ClearMethodStateTest
iignatyev@4908	28	* @run main ClassFileInstaller sun.hotspot.WhiteBox
iignatyev@4908	29	* @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI ClearMethodStateTest
iignatyev@4908	30	* @author igor.ignatyev@oracle.com
iignatyev@4908	31	*/
iignatyev@4908	32	public class ClearMethodStateTest extends CompilerWhiteBoxTest {
iignatyev@4908	33	public static void main(String[] args) throws Exception {
iignatyev@4908	34	// to prevent inlining #method into #compile() and #test()
iignatyev@4908	35	WHITE_BOX.testSetDontInlineMethod(METHOD, true);
iignatyev@4908	36	new ClearMethodStateTest().runTest();
iignatyev@4908	37	}
iignatyev@4908	38
iignatyev@4908	39	protected void test() throws Exception {
iignatyev@4908	40	checkNotCompiled(METHOD);
iignatyev@4908	41	compile();
iignatyev@4908	42	checkCompiled(METHOD);
iignatyev@4908	43	WHITE_BOX.clearMethodState(METHOD);
iignatyev@4908	44	WHITE_BOX.deoptimizeMethod(METHOD);
iignatyev@4908	45	checkNotCompiled(METHOD);
iignatyev@4908	46
iignatyev@4908	47
iignatyev@4908	48	if (!TIERED_COMPILATION) {
iignatyev@4908	49	WHITE_BOX.clearMethodState(METHOD);
iignatyev@4908	50	compile(COMPILE_THRESHOLD);
iignatyev@4908	51	checkCompiled(METHOD);
iignatyev@4908	52
iignatyev@4908	53	WHITE_BOX.deoptimizeMethod(METHOD);
iignatyev@4908	54	checkNotCompiled(METHOD);
iignatyev@4908	55	WHITE_BOX.clearMethodState(METHOD);
iignatyev@4908	56
iignatyev@4908	57	if (COMPILE_THRESHOLD > 1) {
iignatyev@4908	58	compile(COMPILE_THRESHOLD - 1);
iignatyev@4908	59	checkNotCompiled(METHOD);
iignatyev@4908	60	} else {
iignatyev@4908	61	System.err.println("Warning: 'CompileThreshold' <= 1");
iignatyev@4908	62	}
iignatyev@4908	63
iignatyev@4908	64	method();
iignatyev@4908	65	checkCompiled(METHOD);
iignatyev@4908	66	} else {
iignatyev@4908	67	System.err.println(
iignatyev@4908	68	"Warning: part of test is not applicable in Tiered");
iignatyev@4908	69	}
iignatyev@4908	70	}
iignatyev@4908	71	}