Mercurial > hg > truffle
view graal/com.oracle.graal.nodes.test/src/com/oracle/graal/nodes/test/ObjectStampJoinTest.java @ 15795:190b92ee969e
[inlining-5] "where does replacements come from?" answered
author | Miguel Garcia <miguel.m.garcia@oracle.com> |
---|---|
date | Mon, 19 May 2014 21:26:46 +0200 |
parents | 9c75a5e29052 |
children | ac6e25901d62 |
line wrap: on
line source
/* * Copyright (c) 2013, 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.nodes.test; import org.junit.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.nodes.type.*; public class ObjectStampJoinTest extends ObjectStampTest { // class A // class B extends A // class C extends B implements I // class D extends A // abstract class E extends A // interface I @Test public void testJoin0() { Stamp a = StampFactory.declared(getType(A.class)); Stamp b = StampFactory.declared(getType(B.class)); Assert.assertEquals(b, join(a, b)); } @Test public void testJoin1() { Stamp aNonNull = StampFactory.declaredNonNull(getType(A.class)); Stamp b = StampFactory.declared(getType(B.class)); Stamp bNonNull = StampFactory.declaredNonNull(getType(B.class)); Assert.assertEquals(bNonNull, join(aNonNull, b)); } @Test public void testJoin2() { Stamp aExact = StampFactory.exactNonNull(getType(A.class)); Stamp b = StampFactory.declared(getType(B.class)); Assert.assertEquals(StampFactory.illegal(Kind.Object), join(aExact, b)); } @Test public void testJoin3() { Stamp d = StampFactory.declared(getType(D.class)); Stamp c = StampFactory.declared(getType(C.class)); Assert.assertTrue(StampTool.isObjectAlwaysNull(join(c, d))); } @Test public void testJoin4() { Stamp dExactNonNull = StampFactory.exactNonNull(getType(D.class)); Stamp c = StampFactory.declared(getType(C.class)); Assert.assertEquals(StampFactory.illegal(Kind.Object), join(c, dExactNonNull)); } @Test public void testJoin5() { Stamp dExact = StampFactory.exact(getType(D.class)); Stamp c = StampFactory.declared(getType(C.class)); Stamp join = join(c, dExact); Assert.assertTrue(StampTool.isObjectAlwaysNull(join)); Assert.assertNull(StampTool.typeOrNull(join)); Assert.assertFalse(StampTool.isExactType(join)); } @Test public void testJoin6() { Stamp dExactNonNull = StampFactory.exactNonNull(getType(D.class)); Stamp alwaysNull = StampFactory.alwaysNull(); Stamp join = join(alwaysNull, dExactNonNull); Assert.assertFalse(join.isLegal()); Assert.assertFalse(StampTool.isObjectNonNull(join)); Assert.assertFalse(StampTool.isObjectAlwaysNull(join)); } @Test public void testJoin7() { Stamp aExact = StampFactory.exact(getType(A.class)); Stamp e = StampFactory.declared(getType(E.class)); Stamp join = join(aExact, e); Assert.assertTrue(StampTool.isObjectAlwaysNull(join)); Assert.assertNull(StampTool.typeOrNull(join)); Assert.assertFalse(StampTool.isExactType(join)); } @Test public void testJoin8() { Stamp bExact = StampFactory.exactNonNull(getType(B.class)); Stamp dExact = StampFactory.exact(getType(D.class)); Stamp join = join(bExact, dExact); Assert.assertFalse(join.isLegal()); } @Test public void testJoin9() { Stamp bExact = StampFactory.exact(getType(B.class)); Stamp dExact = StampFactory.exact(getType(D.class)); Stamp join = join(bExact, dExact); Assert.assertTrue(StampTool.isObjectAlwaysNull(join)); Assert.assertNull(StampTool.typeOrNull(join)); Assert.assertNull(StampTool.typeOrNull(join)); } @Test public void testJoinInterface0() { Stamp a = StampFactory.declared(getType(A.class)); Stamp i = StampFactory.declared(getType(I.class)); Assert.assertNotSame(StampFactory.illegal(Kind.Object), join(a, i)); } @Test public void testJoinInterface1() { Stamp aNonNull = StampFactory.declaredNonNull(getType(A.class)); Stamp i = StampFactory.declared(getType(I.class)); Stamp join = join(aNonNull, i); Assert.assertTrue(join instanceof ObjectStamp); Assert.assertTrue(((ObjectStamp) join).nonNull()); } @Test public void testJoinInterface2() { Stamp bExact = StampFactory.exactNonNull(getType(B.class)); Stamp i = StampFactory.declared(getType(I.class)); Stamp join = join(i, bExact); Assert.assertEquals(StampFactory.illegal(Kind.Object), join); } }