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annotate graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/risc/ppc/PPCAssembly.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.ppc;
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24
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25 import java.util.*;
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26
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27 import com.sun.max.asm.gen.risc.*;
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28 import com.sun.max.asm.gen.risc.bitRange.*;
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29 import com.sun.max.lang.*;
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30
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31 /**
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32 */
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33 public final class PPCAssembly extends RiscAssembly {
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34
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35 private static final boolean GENERATING_DEPRECATED_INSTRUCTIONS = true;
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36 private static final boolean GENERATING_64BIT_INSTRUCTIONS = true;
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37 private static final boolean GENERATING_POWER5_INSTRUCTIONS = false;
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38
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39 private PPCAssembly() {
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40 super(ISA.PPC, RiscTemplate.class);
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41 }
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42
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43 @SuppressWarnings("static-method")
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44 public boolean generatingDeprecatedInstructions() {
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45 return GENERATING_DEPRECATED_INSTRUCTIONS;
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46 }
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47
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48 @SuppressWarnings("static-method")
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49 public boolean generating64BitInstructions() {
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50 return GENERATING_64BIT_INSTRUCTIONS;
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51 }
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52
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53 @SuppressWarnings("static-method")
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54 public boolean generatingPower5Instructions() {
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55 return GENERATING_POWER5_INSTRUCTIONS;
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56 }
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57
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58 /**
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59 * The existence of this method documents a bug in the Apple version of GNU 'as' where bit 11
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60 * in an mtcrf instruction is encoded as 1 but specified as 0 in the architecture manual.
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61 *
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62 * This will have to be a non-constant method should another non-broken external assembler
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63 * be used for testing.
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64 */
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65 @SuppressWarnings("static-method")
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66 public boolean isExternalMTCRFEncodingBroken() {
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67 return true;
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68 }
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69
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70 @Override
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71 public BitRangeOrder bitRangeEndianness() {
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72 return BitRangeOrder.ASCENDING;
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73 }
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74
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75 @Override
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76 protected List<RiscTemplate> createTemplates() {
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77 final RiscTemplateCreator creator = new RiscTemplateCreator();
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78 creator.createTemplates(new RawInstructions(creator));
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79 creator.createTemplates(new SyntheticInstructions(creator));
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80 return creator.templates();
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81 }
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82
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83 public static final PPCAssembly ASSEMBLY = new PPCAssembly();
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84 }