Mercurial > hg > graal-compiler
view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/InvokeWithExceptionNode.java @ 16895:06c15e88d383
added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 18 Aug 2014 14:04:21 +0200 |
parents | cbd42807a31f |
children | f90dcdbbb75e |
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/* * Copyright (c) 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.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.*; @NodeInfo(nameTemplate = "Invoke!#{p#targetMethod/s}", allowedUsageTypes = {InputType.Memory}) public class InvokeWithExceptionNode extends ControlSplitNode implements Invoke, MemoryCheckpoint.Single, LIRLowerable { private static final double EXCEPTION_PROBA = 1e-5; @Successor private BeginNode next; @Successor private BeginNode exceptionEdge; @Input(InputType.Extension) private CallTargetNode callTarget; @OptionalInput(InputType.State) private FrameState stateDuring; @OptionalInput(InputType.State) private FrameState stateAfter; @OptionalInput(InputType.Guard) private GuardingNode guard; private final int bci; private boolean polymorphic; private boolean useForInlining; private double exceptionProbability; public static InvokeWithExceptionNode create(CallTargetNode callTarget, BeginNode exceptionEdge, int bci) { return new InvokeWithExceptionNodeGen(callTarget, exceptionEdge, bci); } protected InvokeWithExceptionNode(CallTargetNode callTarget, BeginNode exceptionEdge, int bci) { super(callTarget.returnStamp()); this.exceptionEdge = exceptionEdge; this.bci = bci; this.callTarget = callTarget; this.polymorphic = false; this.useForInlining = true; this.exceptionProbability = EXCEPTION_PROBA; } public BeginNode exceptionEdge() { return exceptionEdge; } public void setExceptionEdge(BeginNode x) { updatePredecessor(exceptionEdge, x); exceptionEdge = x; } public BeginNode next() { return next; } public void setNext(BeginNode x) { updatePredecessor(next, x); next = x; } public CallTargetNode callTarget() { return callTarget; } public MethodCallTargetNode methodCallTarget() { return (MethodCallTargetNode) callTarget; } @Override public boolean isPolymorphic() { return polymorphic; } @Override public void setPolymorphic(boolean value) { this.polymorphic = value; } @Override public boolean useForInlining() { return useForInlining; } @Override public void setUseForInlining(boolean value) { this.useForInlining = value; } @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 setNext(FixedNode x) { if (x != null) { this.setNext(KillingBeginNode.begin(x, getLocationIdentity())); } else { this.setNext(null); } } @Override public void lower(LoweringTool tool) { tool.getLowerer().lower(this, tool); } @Override public void generate(NodeLIRBuilderTool gen) { gen.emitInvoke(this); } public FrameState stateAfter() { return stateAfter; } public void setStateAfter(FrameState stateAfter) { updateUsages(this.stateAfter, stateAfter); this.stateAfter = stateAfter; } public boolean hasSideEffect() { return true; } @Override public LocationIdentity getLocationIdentity() { return LocationIdentity.ANY_LOCATION; } @Override public Map<Object, Object> getDebugProperties(Map<Object, Object> map) { Map<Object, Object> debugProperties = super.getDebugProperties(map); debugProperties.put("targetMethod", callTarget.targetName()); return debugProperties; } public void killExceptionEdge() { BeginNode edge = exceptionEdge(); setExceptionEdge(null); GraphUtil.killCFG(edge); } @Override public void intrinsify(Node node) { assert !(node instanceof ValueNode) || (((ValueNode) node).getKind() == Kind.Void) == (getKind() == Kind.Void); CallTargetNode call = callTarget; FrameState state = stateAfter(); killExceptionEdge(); if (node instanceof StateSplit) { StateSplit stateSplit = (StateSplit) node; stateSplit.setStateAfter(state); } if (node == null) { assert getKind() == Kind.Void && usages().isEmpty(); graph().removeSplit(this, next()); } else if (node instanceof ControlSinkNode) { this.replaceAtPredecessor(node); this.replaceAtUsages(null); GraphUtil.killCFG(this); return; } else { graph().replaceSplit(this, node, next()); } GraphUtil.killWithUnusedFloatingInputs(call); if (state.usages().isEmpty()) { GraphUtil.killWithUnusedFloatingInputs(state); } } @Override public double probability(BeginNode successor) { return successor == next ? 1 - exceptionProbability : exceptionProbability; } @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; } }