Mercurial > hg > graal-compiler
view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/InvokeNode.java @ 16919:0fe4732e5181
made use of generated Node classes predicated on value of graal.useGeneratedNodes system property (default is false)
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 25 Aug 2014 13:45:12 +0200 |
parents | f90dcdbbb75e |
children | 6e05e73c942c |
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/* * Copyright (c) 2009, 2011, 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; import java.util.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.graph.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.nodes.java.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.nodes.util.*; /** * The {@code InvokeNode} represents all kinds of method calls. */ @NodeInfo(nameTemplate = "Invoke#{p#targetMethod/s}", allowedUsageTypes = {InputType.Memory}) public class InvokeNode extends AbstractMemoryCheckpoint implements Invoke, LIRLowerable, MemoryCheckpoint.Single, IterableNodeType { @Input(InputType.Extension) CallTargetNode callTarget; @OptionalInput(InputType.State) FrameState stateDuring; @OptionalInput(InputType.Guard) GuardingNode guard; private final int bci; private boolean polymorphic; private boolean useForInlining; /** * Constructs a new Invoke instruction. * * @param callTarget the target method being called * @param bci the bytecode index of the original invoke (used for debug infos) */ public static InvokeNode create(CallTargetNode callTarget, int bci) { return USE_GENERATED_NODES ? new InvokeNodeGen(callTarget, bci) : new InvokeNode(callTarget, bci); } protected InvokeNode(CallTargetNode callTarget, int bci) { this(callTarget, bci, callTarget.returnStamp()); } /** * Constructs a new Invoke instruction. * * @param callTarget the target method being called * @param bci the bytecode index of the original invoke (used for debug infos) * @param stamp the stamp to be used for this value */ public static InvokeNode create(CallTargetNode callTarget, int bci, Stamp stamp) { return USE_GENERATED_NODES ? new InvokeNodeGen(callTarget, bci, stamp) : new InvokeNode(callTarget, bci, stamp); } protected InvokeNode(CallTargetNode callTarget, int bci, Stamp stamp) { super(stamp); this.callTarget = callTarget; this.bci = bci; this.polymorphic = false; this.useForInlining = true; } @Override public CallTargetNode callTarget() { return callTarget; } @Override public boolean isPolymorphic() { return polymorphic; } @Override public void setPolymorphic(boolean value) { this.polymorphic = value; } public boolean useForInlining() { return useForInlining; } @Override public void setUseForInlining(boolean value) { this.useForInlining = value; } @Override public boolean isAllowedUsageType(InputType type) { if (!super.isAllowedUsageType(type)) { if (getKind() != Kind.Void) { if (callTarget instanceof MethodCallTargetNode && ((MethodCallTargetNode) callTarget).targetMethod().getAnnotation(NodeIntrinsic.class) != null) { return true; } } return false; } return true; } @Override public Map<Object, Object> getDebugProperties(Map<Object, Object> map) { Map<Object, Object> debugProperties = super.getDebugProperties(map); if (callTarget != null) { debugProperties.put("targetMethod", callTarget.targetName()); } return debugProperties; } @Override public LocationIdentity getLocationIdentity() { return LocationIdentity.ANY_LOCATION; } @Override public void lower(LoweringTool tool) { tool.getLowerer().lower(this, tool); } @Override public void generate(NodeLIRBuilderTool gen) { gen.emitInvoke(this); } @Override public String toString(Verbosity verbosity) { if (verbosity == Verbosity.Long) { return super.toString(Verbosity.Short) + "(bci=" + bci() + ")"; } else if (verbosity == Verbosity.Name) { return "Invoke#" + (callTarget == null ? "null" : callTarget().targetName()); } else { return super.toString(verbosity); } } public int bci() { return bci; } @Override public void intrinsify(Node node) { assert !(node instanceof ValueNode) || node.isAllowedUsageType(InputType.Value) == isAllowedUsageType(InputType.Value) : "replacing " + this + " with " + node; CallTargetNode call = callTarget; FrameState currentStateAfter = stateAfter(); if (node instanceof StateSplit) { StateSplit stateSplit = (StateSplit) node; stateSplit.setStateAfter(currentStateAfter); } if (node instanceof FixedWithNextNode) { graph().replaceFixedWithFixed(this, (FixedWithNextNode) node); } else if (node instanceof ControlSinkNode) { this.replaceAtPredecessor(node); this.replaceAtUsages(null); GraphUtil.killCFG(this); return; } else { graph().replaceFixed(this, node); } GraphUtil.killWithUnusedFloatingInputs(call); if (currentStateAfter.usages().isEmpty()) { GraphUtil.killWithUnusedFloatingInputs(currentStateAfter); } } @Override public boolean canDeoptimize() { return true; } @Override public FrameState stateDuring() { return stateDuring; } @Override public void setStateDuring(FrameState stateDuring) { updateUsages(this.stateDuring, stateDuring); this.stateDuring = stateDuring; } @Override public GuardingNode getGuard() { return guard; } @Override public void setGuard(GuardingNode guard) { updateUsagesInterface(this.guard, guard); this.guard = guard; } }