Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/UncommonTrapCallNode.java @ 17328:c9bb0da795d4
Backed out of changeset 17322:655f3e6b467b
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Fri, 03 Oct 2014 14:19:58 +0200 |
parents | 655f3e6b467b |
children | 45b45f902bed |
line wrap: on
line source
/* * 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 static com.oracle.graal.hotspot.HotSpotBackend.*; import com.oracle.graal.api.code.*; 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.*; import com.oracle.graal.word.*; /** * A call to the runtime code implementing the uncommon trap logic. */ @NodeInfo(allowedUsageTypes = {InputType.Memory}) public class UncommonTrapCallNode extends FixedWithNextNode implements LIRLowerable, MemoryCheckpoint.Multi { @Input ValueNode trapRequest; @Input SaveAllRegistersNode registerSaver; protected final ForeignCallsProvider foreignCalls; public static UncommonTrapCallNode create(@InjectedNodeParameter ForeignCallsProvider foreignCalls, ValueNode registerSaver, ValueNode trapRequest) { return USE_GENERATED_NODES ? new UncommonTrapCallNodeGen(foreignCalls, registerSaver, trapRequest) : new UncommonTrapCallNode(foreignCalls, registerSaver, trapRequest); } protected UncommonTrapCallNode(@InjectedNodeParameter ForeignCallsProvider foreignCalls, ValueNode registerSaver, ValueNode trapRequest) { super(StampFactory.forKind(Kind.fromJavaClass(UNCOMMON_TRAP.getResultType()))); this.trapRequest = trapRequest; this.registerSaver = (SaveAllRegistersNode) registerSaver; this.foreignCalls = foreignCalls; } @Override public LocationIdentity[] getLocationIdentities() { return foreignCalls.getKilledLocations(UNCOMMON_TRAP); } public SaveRegistersOp getSaveRegistersOp() { return registerSaver.getSaveRegistersOp(); } @Override public void generate(NodeLIRBuilderTool gen) { Value trapRequestValue = gen.operand(trapRequest); Value result = ((HotSpotLIRGenerator) gen.getLIRGeneratorTool()).emitUncommonTrapCall(trapRequestValue, getSaveRegistersOp()); gen.setResult(this, result); } @NodeIntrinsic public static native Word uncommonTrap(long registerSaver, int trapRequest); }