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