Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/VMErrorNode.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> |
---|---|
date | Mon, 25 Aug 2014 13:45:12 +0200 |
parents | f90dcdbbb75e |
children | ffb974bef674 |
line wrap: on
line source
/* * 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.hotspot.nodes; import static com.oracle.graal.hotspot.HotSpotBackend.*; import static com.oracle.graal.hotspot.nodes.CStringNode.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.replacements.*; /** * Causes the VM to exit with a description of the current Java location and an optional * {@linkplain Log#printf(String, long) formatted} error message specified. */ @NodeInfo public class VMErrorNode extends DeoptimizingStubCall implements LIRLowerable { private final String format; @Input ValueNode value; public static VMErrorNode create(String format, ValueNode value) { return USE_GENERATED_NODES ? new VMErrorNodeGen(format, value) : new VMErrorNode(format, value); } protected VMErrorNode(String format, ValueNode value) { super(StampFactory.forVoid()); this.format = format; this.value = value; } @Override public void generate(NodeLIRBuilderTool gen) { String whereString; if (stateBefore() != null) { String nl = CodeUtil.NEW_LINE; StringBuilder sb = new StringBuilder("in compiled code associated with frame state:"); FrameState fs = stateBefore(); while (fs != null) { MetaUtil.appendLocation(sb.append(nl).append("\t"), fs.method(), fs.bci); fs = fs.outerFrameState(); } whereString = sb.toString(); } else { ResolvedJavaMethod method = graph().method(); whereString = "in compiled code for " + (method == null ? graph().toString() : method.format("%H.%n(%p)")); } Value whereArg = emitCString(gen, whereString); Value formatArg = emitCString(gen, format); ForeignCallLinkage linkage = gen.getLIRGeneratorTool().getForeignCalls().lookupForeignCall(VM_ERROR); gen.getLIRGeneratorTool().emitForeignCall(linkage, null, whereArg, formatArg, gen.operand(value)); } @NodeIntrinsic public static native void vmError(@ConstantNodeParameter String format, long value); }