| /* |
| * Copyright (c) 2011, 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 7048332 |
| * @summary Cadd_cmpLTMask doesn't handle 64-bit tmp register properly |
| * |
| * @run main/othervm -Xbatch compiler.c2.Test7048332 |
| */ |
| |
| package compiler.c2; |
| |
| public class Test7048332 { |
| |
| static int capacity = 2; |
| static int first = 1; |
| static int last = 2; |
| |
| static int test(int i1, int i2, int i3, int i4, int i5, int i6) { |
| final int result; |
| if (last >= first) { |
| result = last - first; |
| } else { |
| result = last - first + capacity; |
| } |
| return result; |
| } |
| |
| public static void main(String[] args) { |
| for (int i = 0; i < 11000; i++) { |
| last = (i & 1) << 1; // 0 or 2 |
| int k = test(1, 2, 3, 4, 5, 6); |
| if (k != 1) { |
| System.out.println("FAILED: " + k + " != 1"); |
| System.exit(97); |
| } |
| } |
| } |
| } |