hotspot/test/compiler/jvmci/compilerToVM/GetMaxCallTargetOffsetTest.java
8142968: Module System implementation
Summary: Initial integration of JEP 200, JEP 260, JEP 261, and JEP 282
Reviewed-by: acorn, ccheung, coleenp, ctornqvi, dholmes, dsimms, gtriantafill, iklam, jiangli, mgronlun, mseledtsov, cjplummer, sspitsyn, stefank, twisti, hseigel, lfoltan, alanb, mchung, dfazunen
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, harold.seigel@oracle.com, lois.foltan@oracle.com, calvin.cheung@oracle.com, christian.tornqvist@oracle.com, erik.joelsson@oracle.com, george.triantafillou@oracle.com, igor.ignatyev@oracle.com, ioi.lam@oracle.com, james.laskey@oracle.com, jean-francois.denise@oracle.com, jiangli.zhou@oracle.com, markus.gronlund@oracle.com, serguei.spitsyn@oracle.com, staffan.larsen@oracle.com, sundararajan.athijegannathan@oracle.com
/*
* Copyright (c) 2015, 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 8136421
* @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64")
* @library / /testlibrary /test/lib/
* @library ../common/patches
* @modules jdk.vm.ci/jdk.vm.ci.hotspot
* @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
* @build compiler.jvmci.compilerToVM.GetMaxCallTargetOffsetTest
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
* compiler.jvmci.compilerToVM.GetMaxCallTargetOffsetTest
*/
package compiler.jvmci.compilerToVM;
import jdk.vm.ci.hotspot.CompilerToVMHelper;
import jdk.test.lib.Asserts;
public class GetMaxCallTargetOffsetTest {
public static void main(String args[]) {
new GetMaxCallTargetOffsetTest().runTest();
}
private void runTest() {
long offset1 = CompilerToVMHelper.getMaxCallTargetOffset(0L);
Asserts.assertNE(offset1, 0L,
"Unexpected maxCallTargetOffset for 0L");
long offset2 = CompilerToVMHelper.getMaxCallTargetOffset(100L);
Asserts.assertNE(offset2, 0L,
"Unexpected maxCallTargetOffset for 100L");
long offset3 = CompilerToVMHelper.getMaxCallTargetOffset(1000000L);
Asserts.assertNE(offset3, 0L,
"Unexpected maxCallTargetOffset for 1000000L");
// there can be 2 same offsets, but not 3
Asserts.assertFalse(offset1 == offset2 && offset2 == offset3,
"All 3 offsets are unexpectedly equal: " + offset1);
}
}