Mercurial > hg > graal-compiler
changeset 22209:cd19e0cf7387
Add ConstantLoadTest.
author | Josef Eisl <josef.eisl@jku.at> |
---|---|
date | Tue, 07 Jul 2015 17:08:29 +0200 |
parents | 016608c0ce59 |
children | 36fff39fa39f |
files | graal/com.oracle.graal.jtt/src/com/oracle/graal/jtt/micro/ConstantLoadTest.java |
diffstat | 1 files changed, 78 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.graal.jtt/src/com/oracle/graal/jtt/micro/ConstantLoadTest.java Tue Jul 07 17:08:29 2015 +0200 @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2015, 2015, 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.micro; + +import org.junit.*; + +import com.oracle.graal.jtt.*; + +public class ConstantLoadTest extends JTTTest { + + private static final class MyClass { + public long a; + public long b; + + MyClass(long a, long b) { + this.a = a; + this.b = b; + } + } + + private static final MyClass myClass = new MyClass(Long.MIN_VALUE, Long.MAX_VALUE); + private static final long myLong = Long.MAX_VALUE; + + public static long test(int arg) { + if (arg == 0) { + return myClass.a / arg + myLong; + } + if (arg == 1) { + return myClass.b - arg + myLong; + } + long r = 1; + for (int i = 0; i < arg; i++) { + r *= i; + } + return r; + } + + @Test + public void run0() throws Throwable { + runTest("test", 0); + } + + @Test + public void run1() throws Throwable { + runTest("test", -1); + } + + @Test + public void run2() throws Throwable { + runTest("test", 1); + } + + @Test + public void run3() throws Throwable { + runTest("test", 2); + } + +}