Mercurial > hg > truffle
annotate graal/GraalCompiler/src/com/sun/c1x/lir/LIRConvert.java @ 2789:aeccd2af4e9e
Fixes around critical edge split and placeholder removal after goto removal.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 25 May 2011 16:48:28 +0200 |
parents | 16b9a8b5ad39 |
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rev | line source |
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1 /* |
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2 * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.sun.c1x.lir; |
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24 |
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25 import com.sun.c1x.globalstub.*; |
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26 import com.sun.cri.bytecode.*; |
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27 import com.sun.cri.ci.*; |
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28 |
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29 /** |
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30 * The {@code LIRConvert} class definition. |
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31 * |
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32 * @author Marcelo Cintra |
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33 * |
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34 */ |
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35 public class LIRConvert extends LIROp1 { |
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36 |
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37 public final int bytecode; |
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38 public GlobalStub globalStub; |
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39 |
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40 /** |
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41 * Constructs a new instruction LIRConvert for a given operand. |
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42 * |
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43 * @param bytecode the opcode of the bytecode for this conversion |
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44 * @param operand the input operand for this instruction |
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45 * @param result the result operand for this instruction |
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46 */ |
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47 public LIRConvert(int bytecode, CiValue operand, CiValue result) { |
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48 super(LIROpcode.Convert, operand, result); |
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49 this.bytecode = bytecode; |
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50 } |
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51 |
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52 /** |
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53 * Emits target assembly code for this LIRConvert instruction. |
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54 * |
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55 * @param masm the LIRAssembler |
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56 */ |
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57 @Override |
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58 public void emitCode(LIRAssembler masm) { |
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59 masm.emitConvert(this); |
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60 } |
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61 |
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62 /** |
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63 * Prints this instruction to a LogStream. |
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64 */ |
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65 @Override |
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66 public String operationString(OperandFormatter operandFmt) { |
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67 return "[" + Bytecodes.nameOf(bytecode) + "] " + super.operationString(operandFmt); |
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68 } |
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69 } |