142 lines
4.8 KiB
Java
142 lines
4.8 KiB
Java
/*
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* Copyright (c) 2010, 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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/**
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* @test
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* @bug 6982370
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* @summary SIGBUS in jbyte_fill
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*
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+OptimizeFill -Xbatch
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* compiler.intrinsics.Test6982370
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*/
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package compiler.intrinsics;
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import java.util.Arrays;
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/**
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* Exercise the fill routine for various short alignments and sizes
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*/
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public class Test6982370 {
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public static void main(String[] args) {
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test_byte();
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test_char();
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test_short();
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test_int();
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test_float();
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}
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public static void test_int() {
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int[] a = new int[16];
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for (int i = 0; i < 200000; i++) {
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int start = i & 7;
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int end = start + ((i >> 4) & 7);
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int value = i;
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if ((i & 1) == 1) value = -value;
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Arrays.fill(a, start, end, value);
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boolean error = false;
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for (int j = start; j < end; j++) {
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if (a[j] != value) {
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System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);
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error = true;
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}
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}
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if (error) throw new InternalError();
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}
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}
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public static void test_float() {
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float[] a = new float[16];
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for (int i = 0; i < 200000; i++) {
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int start = i & 7;
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int end = start + ((i >> 4) & 7);
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float value = (float)i;
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if ((i & 1) == 1) value = -value;
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Arrays.fill(a, start, end, value);
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boolean error = false;
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for (int j = start; j < end; j++) {
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if (a[j] != value) {
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System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);
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error = true;
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}
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}
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if (error) throw new InternalError();
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}
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}
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public static void test_char() {
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char[] a = new char[16];
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for (int i = 0; i < 200000; i++) {
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int start = i & 7;
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int end = start + ((i >> 4) & 7);
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char value = (char)i;
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Arrays.fill(a, start, end, value);
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boolean error = false;
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for (int j = start; j < end; j++) {
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if (a[j] != value) {
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System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);
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error = true;
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}
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}
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if (error) throw new InternalError();
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}
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}
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public static void test_short() {
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short[] a = new short[16];
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for (int i = 0; i < 200000; i++) {
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int start = i & 7;
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int end = start + ((i >> 4) & 7);
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short value = (short)i;
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if ((i & 1) == 1) value = (short)-value;
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Arrays.fill(a, start, end, value);
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boolean error = false;
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for (int j = start; j < end; j++) {
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if (a[j] != value) {
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System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);
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error = true;
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}
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}
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if (error) throw new InternalError();
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}
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}
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public static void test_byte() {
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for (int i = 0; i < 200000; i++) {
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byte[] a = new byte[16];
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int start = i & 7;
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int end = start + ((i >> 4) & 7);
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byte value = (byte)i;
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if ((i & 1) == 1) value = (byte)-value;
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Arrays.fill(a, start, end, value);
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boolean error = false;
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for (int j = start; j < end; j++) {
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if (a[j] != value) {
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System.err.println("a[" + j + "] = " + a[j] + " != " + value + " for " + a.length);
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error = true;
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}
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}
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if (error) throw new InternalError();
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}
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}
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}
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