59 lines
2.2 KiB
Java
59 lines
2.2 KiB
Java
/*
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* Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2021, Arm Limited. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package compiler.c2.irTests;
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import jdk.test.lib.Asserts;
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import compiler.lib.ir_framework.*;
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/*
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* @test
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* @bug 8275847
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* @requires vm.compiler2.enabled
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* @summary Test that small method with runtime calls can be scheduled.
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* @library /test/lib /
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* @run driver compiler.c2.irTests.TestScheduleSmallMethod
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*/
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public class TestScheduleSmallMethod {
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public static void main(String[] args) {
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TestFramework framework = new TestFramework();
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Scenario schedulerOn = new Scenario(0, "-XX:+OptoScheduling");
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Scenario schedulerOff = new Scenario(1, "-XX:-OptoScheduling");
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framework.addScenarios(schedulerOn, schedulerOff).start();
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}
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@Test
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public double testSmallMethodTwoRuntimeCalls(double value) {
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// The two intrinsified Math calls below caused the scheduler to
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// bail out with "too many D-U pinch points". See bug 8275847.
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return Math.log(Math.sin(value));
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}
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@Run(test = "testSmallMethodTwoRuntimeCalls")
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public void checkTestSmallMethodTwoRuntimeCalls() throws Throwable {
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Asserts.assertLessThan(testSmallMethodTwoRuntimeCalls(Math.PI/2), 0.00001);
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}
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}
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