| /* |
| * Copyright (c) 2014, 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 8066900 |
| * @summary FP registers are not properly restored by C1 when handling exceptions |
| * |
| * @run main/othervm -Xbatch compiler.exceptions.SumTest |
| */ |
| |
| package compiler.exceptions; |
| |
| public class SumTest { |
| private static class Sum { |
| |
| double[] sums; |
| |
| /** |
| * Construct empty Sum |
| */ |
| public Sum() { |
| sums = new double[0]; |
| } |
| |
| /** |
| * Return the sum of all numbers added to this Sum |
| * |
| * @return the sum |
| */ |
| final public double getSum() { |
| double sum = 0; |
| for (final double s : sums) { |
| sum += s; |
| } |
| |
| return sum; |
| } |
| |
| /** |
| * Add a new number to this Sum |
| * |
| * @param a number to be added. |
| */ |
| final public void add(double a) { |
| try { |
| sums[sums.length] = -1; // Cause IndexOutOfBoundsException |
| } catch (final IndexOutOfBoundsException e) { |
| final double[] oldSums = sums; |
| sums = new double[oldSums.length + 1]; // Extend sums |
| System.arraycopy(oldSums, 0, sums, 0, oldSums.length); |
| sums[oldSums.length] = a; // Append a |
| } |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| final Sum sum = new Sum(); |
| for (int i = 1; i <= 10000; ++i) { |
| sum.add(1); |
| double ii = sum.getSum(); |
| if (i != ii) { |
| throw new Exception("Failure: computed = " + ii + ", expected = " + i); |
| } |
| } |
| } |
| |
| } |
| |