100 lines
3.5 KiB
Java
100 lines
3.5 KiB
Java
/*
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* Copyright (c) 2022, Oracle and/or its affiliates. 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.integerArithmetic;
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import jdk.test.lib.Asserts;
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/*
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* @test TestDivision
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* @bug 8284742
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* @summary Tests to verify compiled code correctly handles integral divisions.
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* @library /test/lib
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*
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* @run main/othervm -Xcomp -XX:-TieredCompilation
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* -XX:CompileCommand=compileonly,*.TestDivision::divide
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* -XX:CompileCommand=compileonly,*.TestDivision::remainder
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* compiler.integerArithmetic.TestDivision
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*/
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public class TestDivision {
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public static void main(String[] args) {
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Asserts.assertEquals(divide(19, 7), 19 / 7);
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Asserts.assertEquals(remainder(19, 7), 19 % 7);
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Asserts.assertEquals(divide(19L, 7L), 19L / 7L);
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Asserts.assertEquals(remainder(19L, 7L), 19L % 7L);
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Asserts.assertEquals(divide(19, -7), 19 / -7);
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Asserts.assertEquals(remainder(19, -7), 19 % -7);
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Asserts.assertEquals(divide(19L, -7L), 19L / -7L);
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Asserts.assertEquals(remainder(19L, -7L), 19L % -7L);
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Asserts.assertEquals(divide(-19, 7), -19 / 7);
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Asserts.assertEquals(remainder(-19, 7), -19 % 7);
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Asserts.assertEquals(divide(-19L, 7L), -19L / 7L);
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Asserts.assertEquals(remainder(-19L, 7L), -19L % 7L);
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Asserts.assertEquals(divide(-19, -7), -19 / -7);
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Asserts.assertEquals(remainder(-19, -7), -19 % -7);
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Asserts.assertEquals(divide(-19L, -7L), -19L / -7L);
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Asserts.assertEquals(remainder(-19L, -7L), -19L % -7L);
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Asserts.assertEquals(divide(Integer.MIN_VALUE, -1), Integer.MIN_VALUE / -1);
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Asserts.assertEquals(remainder(Integer.MIN_VALUE, -1), Integer.MIN_VALUE % -1);
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Asserts.assertEquals(divide(Long.MIN_VALUE, -1), Long.MIN_VALUE / -1L);
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Asserts.assertEquals(remainder(Long.MIN_VALUE, -1), Long.MIN_VALUE % -1L);
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try {
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divide(19, 0);
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Asserts.fail();
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} catch (ArithmeticException e) {}
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try {
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remainder(19, 0);
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Asserts.fail();
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} catch (ArithmeticException e) {}
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try {
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divide(19L, 0L);
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Asserts.fail();
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} catch (ArithmeticException e) {}
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try {
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remainder(19L, 0L);
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Asserts.fail();
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} catch (ArithmeticException e) {}
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}
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static int divide(int x, int y) {
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return x / y;
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}
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static int remainder(int x, int y) {
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return x % y;
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}
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static long divide(long x, long y) {
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return x / y;
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}
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static long remainder(long x, long y) {
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return x % y;
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}
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}
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