Mercurial > hg > truffle
view graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/nodes/DirectStoreNode.java @ 8436:10293cbfc2b6
wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 22 Mar 2013 11:19:53 +0100 |
parents | 102b5249e97e |
children | 2ffd472c5d25 |
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/* * Copyright (c) 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.replacements.nodes; import static com.oracle.graal.graph.UnsafeAccess.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.nodes.type.*; /** * A special purpose store node that differs from {@link UnsafeStoreNode} in that it is not a * {@link StateSplit} and takes a computed address instead of an object. */ public class DirectStoreNode extends FixedWithNextNode implements LIRLowerable { @Input private ValueNode address; @Input private ValueNode value; private final Kind kind; public DirectStoreNode(ValueNode address, ValueNode value, Kind kind) { super(StampFactory.forVoid()); this.address = address; this.value = value; this.kind = kind; } @Override public void generate(LIRGeneratorTool gen) { Value v = gen.operand(value); gen.emitStore(kind, gen.operand(address), 0, Value.ILLEGAL, 0, v, false); } /* * The kind of the store is provided explicitly in these intrinsics because it is not always * possible to determine the kind from the given value during compilation (because stack kinds * are used). */ @SuppressWarnings("unused") @NodeIntrinsic public static void store(long address, boolean value, @ConstantNodeParameter Kind kind) { int b = value ? 1 : 0; unsafe.putByte(address, (byte) b); } @SuppressWarnings("unused") @NodeIntrinsic public static void store(long address, byte value, @ConstantNodeParameter Kind kind) { unsafe.putByte(address, value); } @SuppressWarnings("unused") @NodeIntrinsic public static void store(long address, short value, @ConstantNodeParameter Kind kind) { unsafe.putShort(address, value); } @SuppressWarnings("unused") @NodeIntrinsic public static void store(long address, char value, @ConstantNodeParameter Kind kind) { unsafe.putChar(address, value); } @SuppressWarnings("unused") @NodeIntrinsic public static void store(long address, int value, @ConstantNodeParameter Kind kind) { unsafe.putInt(address, value); } @SuppressWarnings("unused") @NodeIntrinsic public static void store(long address, long value, @ConstantNodeParameter Kind kind) { unsafe.putLong(address, value); } @SuppressWarnings("unused") @NodeIntrinsic public static void store(long address, float value, @ConstantNodeParameter Kind kind) { unsafe.putFloat(address, value); } @SuppressWarnings("unused") @NodeIntrinsic public static void store(long address, double value, @ConstantNodeParameter Kind kind) { unsafe.putDouble(address, value); } }