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annotate graal/GraalCompiler/src/com/sun/c1x/target/Backend.java @ 2825:9ba6a8abe894

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Fix Invoke bci problem
author Gilles Duboscq <gilles.duboscq@oracle.com>
date Mon, 30 May 2011 18:01:32 +0200
parents 0ea5f12e873a
children
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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.target;
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24
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25 import java.lang.reflect.*;
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26
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27 import com.oracle.max.asm.*;
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28 import com.sun.c1x.*;
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29 import com.sun.c1x.gen.*;
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30 import com.sun.c1x.globalstub.*;
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31 import com.sun.c1x.lir.*;
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32 import com.sun.cri.ci.*;
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33 import com.sun.cri.ri.*;
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34 import com.sun.cri.xir.*;
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35
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36 /**
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37 * The {@code Backend} class represents a compiler backend for C1X.
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38 *
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39 * @author Ben L. Titzer
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40 */
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41 public abstract class Backend {
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42 public final C1XCompiler compiler;
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43
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44 protected Backend(C1XCompiler compiler) {
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45 this.compiler = compiler;
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46 }
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47
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48 public static Backend create(CiArchitecture arch, C1XCompiler compiler) {
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49 String className = arch.getClass().getName().replace("com.oracle.max.asm", "com.sun.c1x") + "Backend";
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50 try {
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51 Class<?> c = Class.forName(className);
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52 Constructor<?> cons = c.getDeclaredConstructor(C1XCompiler.class);
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53 return (Backend) cons.newInstance(compiler);
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54 } catch (Exception e) {
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55 throw new Error("Could not instantiate " + className, e);
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56 }
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57 }
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58
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59 public abstract FrameMap newFrameMap(RiMethod method, int numberOfLocks);
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60 public abstract LIRGenerator newLIRGenerator(C1XCompilation compilation);
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61 public abstract LIRAssembler newLIRAssembler(C1XCompilation compilation);
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62 public abstract AbstractAssembler newAssembler(RiRegisterConfig registerConfig);
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63 public abstract GlobalStubEmitter newGlobalStubEmitter();
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64 public abstract CiXirAssembler newXirAssembler();
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65 }