| /* |
| * Copyright (c) 2016, Red Hat, Inc. 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 8171092 |
| * @summary C1's Math.fma() intrinsic doesn't correctly marks its inputs |
| * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement TestFMABrokenC1RegAlloc |
| * |
| */ |
| |
| public class TestFMABrokenC1RegAlloc { |
| |
| double dummy0; |
| double dummy1; |
| double dummy2; |
| double dummy3; |
| double dummy4; |
| double dummy5; |
| double dummy6; |
| double dummy7; |
| double dummy8; |
| double dummy9; |
| double dummy10; |
| double dummy11; |
| double dummy12; |
| double dummy13; |
| double dummy14; |
| double dummy15; |
| double dummy16; |
| double dummy17; |
| double dummy18; |
| double dummy19; |
| double dummy20; |
| double dummy21; |
| double dummy22; |
| double dummy23; |
| double dummy24; |
| double dummy25; |
| double dummy26; |
| double dummy27; |
| double dummy28; |
| double dummy29; |
| double dummy30; |
| double dummy31; |
| double dummy32; |
| double dummy33; |
| double dummy34; |
| double dummy35; |
| double dummy36; |
| double dummy37; |
| double dummy38; |
| double dummy39; |
| |
| double test(double a, double b, double c) { |
| double dummy0 = this.dummy0; |
| double dummy1 = this.dummy1; |
| double dummy2 = this.dummy2; |
| double dummy3 = this.dummy3; |
| double dummy4 = this.dummy4; |
| double dummy5 = this.dummy5; |
| double dummy6 = this.dummy6; |
| double dummy7 = this.dummy7; |
| double dummy8 = this.dummy8; |
| double dummy9 = this.dummy9; |
| double dummy10 = this.dummy10; |
| double dummy11 = this.dummy11; |
| double dummy12 = this.dummy12; |
| double dummy13 = this.dummy13; |
| double dummy14 = this.dummy14; |
| double dummy15 = this.dummy15; |
| double dummy16 = this.dummy16; |
| double dummy17 = this.dummy17; |
| double dummy18 = this.dummy18; |
| double dummy19 = this.dummy19; |
| double dummy20 = this.dummy20; |
| double dummy21 = this.dummy21; |
| double dummy22 = this.dummy22; |
| double dummy23 = this.dummy23; |
| double dummy24 = this.dummy24; |
| double dummy25 = this.dummy25; |
| double dummy26 = this.dummy26; |
| double dummy27 = this.dummy27; |
| double dummy28 = this.dummy28; |
| double dummy29 = this.dummy29; |
| double dummy30 = this.dummy30; |
| double dummy31 = this.dummy31; |
| double dummy32 = this.dummy32; |
| double dummy33 = this.dummy33; |
| double dummy34 = this.dummy34; |
| double dummy35 = this.dummy35; |
| double dummy36 = this.dummy36; |
| double dummy37 = this.dummy37; |
| double dummy38 = this.dummy38; |
| double dummy39 = this.dummy39; |
| return Math.fma(a, b, c) + |
| dummy0 + |
| dummy1 + |
| dummy2 + |
| dummy3 + |
| dummy4 + |
| dummy5 + |
| dummy6 + |
| dummy7 + |
| dummy8 + |
| dummy9 + |
| dummy10 + |
| dummy11 + |
| dummy12 + |
| dummy13 + |
| dummy14 + |
| dummy15 + |
| dummy16 + |
| dummy17 + |
| dummy18 + |
| dummy19 + |
| dummy20 + |
| dummy21 + |
| dummy22 + |
| dummy23 + |
| dummy24 + |
| dummy25 + |
| dummy26 + |
| dummy27 + |
| dummy28 + |
| dummy29 + |
| dummy30 + |
| dummy31 + |
| dummy32 + |
| dummy33 + |
| dummy34 + |
| dummy35 + |
| dummy36 + |
| dummy37 + |
| dummy38 + |
| dummy39; |
| } |
| |
| static public void main(String[] args) { |
| TestFMABrokenC1RegAlloc t = new TestFMABrokenC1RegAlloc(); |
| for (int i = 0; i < 5000; i++) { |
| if (t.test(5.0, 10.0, 7.0) != 57.0) { |
| throw new RuntimeException("Failed"); |
| } |
| } |
| } |
| } |
