Mercurial > hg > graal-compiler
view graal/com.oracle.max.graal.jtt/src/com/oracle/graal/jtt/optimize/Fold_Float01.java @ 5060:4ed4295ce15f
Update import statements.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
---|---|
date | Thu, 08 Mar 2012 19:11:12 +0100 |
parents | ed559a528128 |
children |
line wrap: on
line source
/* * Copyright (c) 2009, 2012, 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. */ package com.oracle.graal.jtt.optimize; import org.junit.*; /* * Tests constant folding of float operations. */ public class Fold_Float01 { public static float test(float arg) { if (arg == 0) { return add(); } if (arg == 1) { return sub(); } if (arg == 2) { return mul(); } if (arg == 3) { return div(); } if (arg == 4) { return mod(); } return 0; } public static float add() { float x = 3; return x + 7; } public static float sub() { float x = 15; return x - 4; } public static float mul() { float x = 6; return x * 2; } public static float div() { float x = 26; return x / 2; } public static float mod() { float x = 29; return x % 15; } @Test public void run0() throws Throwable { Assert.assertEquals(10f, test(0f), 0); } @Test public void run1() throws Throwable { Assert.assertEquals(11f, test(1f), 0); } @Test public void run2() throws Throwable { Assert.assertEquals(12f, test(2f), 0); } @Test public void run3() throws Throwable { Assert.assertEquals(13f, test(3f), 0); } @Test public void run4() throws Throwable { Assert.assertEquals(14f, test(4f), 0); } }