Mercurial > hg > graal-compiler
view test/compiler/exceptions/SumTest.java @ 21777:76c162c69c2f
Drop stamp information of OSR proxies in graph builder.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Mon, 08 Jun 2015 12:09:37 +0200 |
parents | b5eb829bbce1 |
children |
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/* * 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); } } } }