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/*
* Copyright (c) 2020, Red Hat, Inc. 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 8255150
* @summary Add utility methods to check long indexes and ranges
* @requires vm.compiler2.enabled
* @requires vm.compMode != "Xcomp"
* @library /test/lib /
* @build jdk.test.whitebox.WhiteBox
* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
*
* @run main/othervm -ea -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-BackgroundCompilation TestCheckIndex
*
*/
import java.util.Objects;
import jdk.test.whitebox.WhiteBox;
import java.lang.reflect.Method;
import compiler.whitebox.CompilerWhiteBoxTest;
public class TestCheckIndex {
private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
public static void main(String[] args) throws NoSuchMethodException {
Objects.checkIndex(0, 10); // Load class
Method m1 = TestCheckIndex.class.getDeclaredMethod("test1", int.class, int.class);
Method m2 = TestCheckIndex.class.getDeclaredMethod("test2", long.class, long.class);
Method m3 = TestCheckIndex.class.getDeclaredMethod("test3", int.class, int.class);
Method m4 = TestCheckIndex.class.getDeclaredMethod("test4", long.class, long.class);
assert m1 != null && m2 != null && m3 != null && m4 != null;
WHITE_BOX.enqueueMethodForCompilation(m1, CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION);
if (!WHITE_BOX.isMethodCompiled(m1)) {
throw new RuntimeException("should be compiled");
}
WHITE_BOX.enqueueMethodForCompilation(m2, CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION);
if (!WHITE_BOX.isMethodCompiled(m2)) {
throw new RuntimeException("should be compiled");
}
WHITE_BOX.enqueueMethodForCompilation(m3, CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION);
if (!WHITE_BOX.isMethodCompiled(m3)) {
throw new RuntimeException("should be compiled");
}
WHITE_BOX.enqueueMethodForCompilation(m4, CompilerWhiteBoxTest.COMP_LEVEL_FULL_OPTIMIZATION);
if (!WHITE_BOX.isMethodCompiled(m4)) {
throw new RuntimeException("should be compiled");
}
if (test1(0, 10) != 0) {
throw new RuntimeException("incorrect result");
}
if (!WHITE_BOX.isMethodCompiled(m1)) {
throw new RuntimeException("should still be compiled");
}
if (test2(0, 10) != 0) {
throw new RuntimeException("incorrect result");
}
if (!WHITE_BOX.isMethodCompiled(m2)) {
throw new RuntimeException("should still be compiled");
}
try {
test1(0, -10);
throw new RuntimeException("exception not thrown");
} catch (IndexOutOfBoundsException ioobe) {
}
if (WHITE_BOX.isMethodCompiled(m1)) {
throw new RuntimeException("should have deoptimized");
}
try {
test2(0, -10);
throw new RuntimeException("exception not thrown");
} catch (IndexOutOfBoundsException ioobe) {
}
if (WHITE_BOX.isMethodCompiled(m2)) {
throw new RuntimeException("should have deoptimized");
}
try {
test3(42, 10);
throw new RuntimeException("exception not thrown");
} catch (IndexOutOfBoundsException ioobe) {
}
if (WHITE_BOX.isMethodCompiled(m3)) {
throw new RuntimeException("should have deoptimized");
}
try {
test4(42, 10);
throw new RuntimeException("exception not thrown");
} catch (IndexOutOfBoundsException ioobe) {
}
if (WHITE_BOX.isMethodCompiled(m4)) {
throw new RuntimeException("should have deoptimized");
}
}
static int test1(int index, int length) {
return Objects.checkIndex(index, length);
}
static long test2(long index, long length) {
return Objects.checkIndex(index, length);
}
static int test3(int index, int length) {
return Objects.checkIndex(index, length);
}
static long test4(long index, long length) {
return Objects.checkIndex(index, length);
}
}
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