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annotate graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/risc/RiscAssembly.java @ 4142:bc8527f3071c

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Adjust code base to new level of warnings.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sun, 18 Dec 2011 05:24:06 +0100
parents e233f5660da4
children
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1 /*
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2 * Copyright (c) 2007, 2011, 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.max.asm.gen.risc;
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24
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25 import java.io.*;
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26 import java.util.*;
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27
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28 import com.sun.max.asm.dis.risc.*;
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29 import com.sun.max.asm.gen.*;
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30 import com.sun.max.collect.*;
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31 import com.sun.max.lang.*;
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32
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33 /**
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34 */
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35 public abstract class RiscAssembly extends Assembly<RiscTemplate> {
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36
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37 protected RiscAssembly(ISA isa, Class<RiscTemplate> templateType) {
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38 super(isa, templateType);
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39 }
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40
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41 private List<SpecificityGroup> specificityGroups;
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42
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43 private void initialize() {
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44 final IntHashMap<IntHashMap<OpcodeMaskGroup>> specificityTable = new IntHashMap<>();
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45 for (RiscTemplate template : templates()) {
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46 if (!template.isRedundant()) {
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47 IntHashMap<OpcodeMaskGroup> opcodeMaskGroups = specificityTable.get(template.specificity());
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48 if (opcodeMaskGroups == null) {
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49 opcodeMaskGroups = new IntHashMap<>();
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50 specificityTable.put(template.specificity(), opcodeMaskGroups);
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51 }
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52 final int opcodeMask = template.opcodeMask();
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53 OpcodeMaskGroup opcodeMaskGroup = opcodeMaskGroups.get(opcodeMask);
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54 if (opcodeMaskGroup == null) {
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55 opcodeMaskGroup = new OpcodeMaskGroup(opcodeMask);
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56 opcodeMaskGroups.put(opcodeMask, opcodeMaskGroup);
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57 }
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58 opcodeMaskGroup.add(template);
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59 }
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60 }
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61 specificityGroups = new LinkedList<>();
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62 for (int specificity = 33; specificity >= 0; specificity--) {
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63 final IntHashMap<OpcodeMaskGroup> opcodeGroupTable = specificityTable.get(specificity);
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64 if (opcodeGroupTable != null) {
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65 final List<OpcodeMaskGroup> opcodeMaskGroups = opcodeGroupTable.toList();
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66 final SpecificityGroup specificityGroup = new SpecificityGroup(specificity, opcodeMaskGroups);
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67 specificityGroups.add(specificityGroup);
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68 }
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69 }
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70 }
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71
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72 public void printSpecificityGroups(PrintStream out) {
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73 for (SpecificityGroup specificityGroup : specificityGroups) {
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74 out.println("Specificity group " + specificityGroup.specificity());
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75 for (OpcodeMaskGroup opcodeMaskGroup : specificityGroup.opcodeMaskGroups()) {
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76 out.println(" Opcode mask group " + Integer.toBinaryString(opcodeMaskGroup.mask()));
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77 for (RiscTemplate template : opcodeMaskGroup.templates()) {
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78 out.println(" " + template);
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79 }
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80 }
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81 }
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82 }
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83
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84 public List<SpecificityGroup> specificityGroups() {
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85 if (specificityGroups == null) {
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86 initialize();
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87 }
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88 return specificityGroups;
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89 }
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90
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91 }