Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/SaveAllRegistersNode.java @ 17450:45b45f902bed
removed Node generation (GRAAL-857)
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 15 Oct 2014 15:35:33 +0200 |
parents | ffb974bef674 |
children | f57d86eb036f |
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/* * Copyright (c) 2013, 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.nodes; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.hotspot.*; import com.oracle.graal.lir.StandardOp.SaveRegistersOp; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.nodes.spi.*; /** * Saves all allocatable registers. */ @NodeInfo(allowedUsageTypes = {InputType.Memory}) public class SaveAllRegistersNode extends FixedWithNextNode implements LIRLowerable, MemoryCheckpoint.Single { protected SaveRegistersOp saveRegistersOp; public static SaveAllRegistersNode create() { return new SaveAllRegistersNode(); } protected SaveAllRegistersNode() { super(StampFactory.forKind(Kind.Long)); } @Override public void generate(NodeLIRBuilderTool gen) { saveRegistersOp = ((HotSpotLIRGenerator) gen.getLIRGeneratorTool()).emitSaveAllRegisters(); } /** * @return the map from registers to the stack locations in they are saved */ public SaveRegistersOp getSaveRegistersOp() { assert saveRegistersOp != null : "saved registers op has not yet been created"; return saveRegistersOp; } /** * @return a token that couples this node to an {@link UncommonTrapCallNode} so that the latter * has access to the {@linkplain SaveRegistersOp#getMap register save map} */ @NodeIntrinsic public static native long saveAllRegisters(); public LocationIdentity getLocationIdentity() { return LocationIdentity.ANY_LOCATION; } }