Mercurial > hg > graal-compiler
view graal/com.oracle.max.graal.lir/src/com/oracle/graal/lir/LIRXirInstruction.java @ 5060:4ed4295ce15f
Update import statements.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Thu, 08 Mar 2012 19:11:12 +0100 |
parents | ed559a528128 |
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/* * Copyright (c) 2009, 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.lir; import static com.oracle.max.cri.ci.CiValueUtil.*; import java.util.*; import com.oracle.max.cri.ci.*; import com.oracle.max.cri.xir.*; import com.oracle.graal.graph.*; public abstract class LIRXirInstruction extends LIRInstruction { public final CiValue[] originalOperands; public final int outputOperandIndex; public final int[] inputOperandIndices; public final int[] tempOperandIndices; public final XirSnippet snippet; public final LIRDebugInfo infoAfter; public final LabelRef trueSuccessor; public final LabelRef falseSuccessor; public LIRXirInstruction(Object opcode, XirSnippet snippet, CiValue[] originalOperands, CiValue outputOperand, CiValue[] inputs, CiValue[] temps, int[] inputOperandIndices, int[] tempOperandIndices, int outputOperandIndex, LIRDebugInfo info, LIRDebugInfo infoAfter, LabelRef trueSuccessor, LabelRef falseSuccessor) { // Note that we register the XIR input operands as Alive, because the XIR specification allows that input operands // are used at any time, even when the temp operands and the actual output operands have already be assigned. super(opcode, isLegal(outputOperand) ? new CiValue[] {outputOperand} : LIRInstruction.NO_OPERANDS, info, LIRInstruction.NO_OPERANDS, inputs, temps); this.infoAfter = infoAfter; this.snippet = snippet; this.inputOperandIndices = inputOperandIndices; this.tempOperandIndices = tempOperandIndices; this.outputOperandIndex = outputOperandIndex; this.originalOperands = originalOperands; this.falseSuccessor = falseSuccessor; this.trueSuccessor = trueSuccessor; assert isLegal(outputOperand) || outputOperandIndex == -1; } @Override protected EnumSet<OperandFlag> flagsFor(OperandMode mode, int index) { if (mode == OperandMode.Alive || mode == OperandMode.Temp) { return EnumSet.of(OperandFlag.Register, OperandFlag.Constant, OperandFlag.Illegal); } else if (mode == OperandMode.Output && index == 0) { return EnumSet.of(OperandFlag.Register); } throw GraalInternalError.shouldNotReachHere(); } public CiValue[] getOperands() { for (int i = 0; i < inputOperandIndices.length; i++) { originalOperands[inputOperandIndices[i]] = alive(i); } for (int i = 0; i < tempOperandIndices.length; i++) { originalOperands[tempOperandIndices[i]] = temp(i); } if (outputOperandIndex != -1) { originalOperands[outputOperandIndex] = output(0); } return originalOperands; } @Override public String name() { return "XIR: " + snippet.template; } }