Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/DataPatchTest.java @ 18998:ec0733b5a90a
Allow final modifier on node subclasses and start adding the modifier to leaf classes.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Wed, 28 Jan 2015 02:34:14 +0100 |
parents | f57d86eb036f |
children | 7e2c87dae93e |
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/* * Copyright (c) 2014, 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.hotspot.test; import org.junit.*; import com.oracle.graal.api.replacements.*; import com.oracle.graal.compiler.test.*; import com.oracle.graal.hotspot.*; import com.oracle.graal.hotspot.nodes.*; import com.oracle.graal.hotspot.nodes.CompressionNode.CompressionOp; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.calc.*; import com.oracle.graal.nodes.spi.*; public class DataPatchTest extends GraalCompilerTest { public static double doubleSnippet() { return 84.72; } @Test public void doubleTest() { test("doubleSnippet"); } public static Object oopSnippet() { return "asdf"; } @Test public void oopTest() { test("oopSnippet"); } private static Object compressUncompress(Object obj) { return obj; } public static Object narrowOopSnippet() { return compressUncompress("narrowAsdf"); } @Test public void narrowOopTest() { Assume.assumeTrue("skipping narrow oop data patch test", config.useCompressedOops); test("narrowOopSnippet"); } private static final HotSpotVMConfig config = HotSpotGraalRuntime.runtime().getConfig(); private static boolean initReplacements = false; @Before public void initReplacements() { if (!initReplacements) { getReplacements().registerSubstitutions(DataPatchTest.class, DataPatchTestSubstitutions.class); initReplacements = true; } } @ClassSubstitution(DataPatchTest.class) private static class DataPatchTestSubstitutions { @MethodSubstitution public static Object compressUncompress(Object obj) { Object compressed = CompressionNode.compression(CompressionOp.Compress, obj, config.getOopEncoding()); Object proxy = ConstantFoldBarrier.wrap(compressed); return CompressionNode.compression(CompressionOp.Uncompress, proxy, config.getOopEncoding()); } } @NodeInfo private static final class ConstantFoldBarrier extends FloatingNode implements LIRLowerable { @Input protected ValueNode input; public ConstantFoldBarrier(ValueNode input) { super(input.stamp()); this.input = input; } public void generate(NodeLIRBuilderTool generator) { generator.setResult(this, generator.operand(input)); } @NodeIntrinsic public static native Object wrap(Object object); } }