--- /dev/null 2014-12-09 10:00:15.000000000 -0800 +++ new/test/compiler/exceptions/SumTest.java 2014-12-09 10:00:15.000000000 -0800 @@ -0,0 +1,86 @@ +/* + * 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 SumTest + * + */ +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); + } + } + } + +} +