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annotate graal/com.oracle.graal.hotspot.sparc/src/com/oracle/graal/hotspot/sparc/SPARCHotSpotBackend.java @ 9864:063a712fe8d8

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converted remaining options in GraalOptions to new system (GRAAL-27)
author Doug Simon <doug.simon@oracle.com>
date Tue, 04 Jun 2013 17:33:14 +0200
parents e723f9031785
children f78079947084
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1 /*
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2 * Copyright (c) 2013, 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.oracle.graal.hotspot.sparc;
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24
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25 import com.oracle.graal.api.code.*;
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26 import com.oracle.graal.api.meta.*;
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27 import com.oracle.graal.asm.AbstractAssembler;
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28 import com.oracle.graal.asm.sparc.SPARCAssembler;
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29 import com.oracle.graal.compiler.gen.LIRGenerator;
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30 import com.oracle.graal.compiler.sparc.SPARCLIRGenerator;
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31 import com.oracle.graal.hotspot.*;
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32 import com.oracle.graal.hotspot.meta.*;
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33 import com.oracle.graal.hotspot.stubs.Stub;
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34 import com.oracle.graal.lir.*;
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35 import com.oracle.graal.lir.asm.*;
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36 import com.oracle.graal.nodes.*;
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37 import static com.oracle.graal.phases.GraalOptions.*;
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38
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39 /**
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40 * HotSpot SPARC specific backend.
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41 */
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42 public class SPARCHotSpotBackend extends HotSpotBackend {
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43
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44 public SPARCHotSpotBackend(HotSpotRuntime runtime, TargetDescription target) {
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45 super(runtime, target);
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46 }
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47
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48 @Override
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49 public LIRGenerator newLIRGenerator(StructuredGraph graph, FrameMap frameMap, CallingConvention cc, LIR lir) {
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50 return new SPARCLIRGenerator(graph, this.runtime(), this.target, frameMap, cc, lir);
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51 }
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52
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53 @Override
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54 protected AbstractAssembler createAssembler(FrameMap frameMap) {
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55 return new SPARCAssembler(target, frameMap.registerConfig);
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56 }
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57
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58 class HotSpotFrameContext implements FrameContext {
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59
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60 final boolean isStub;
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61
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62 HotSpotFrameContext(boolean isStub) {
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63 this.isStub = isStub;
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64 }
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65
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66 @Override
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67 public void enter(TargetMethodAssembler tasm) {
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68 }
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69
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70 @Override
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71 public void leave(TargetMethodAssembler tasm) {
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72 }
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73 }
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74
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75 @Override
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76 public TargetMethodAssembler newAssembler(LIRGenerator lirGen, CompilationResult compilationResult) {
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77 SPARCHotSpotLIRGenerator gen = (SPARCHotSpotLIRGenerator) lirGen;
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78 FrameMap frameMap = gen.frameMap;
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79 LIR lir = gen.lir;
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80 boolean omitFrame = CanOmitFrame.getValue() && !frameMap.frameNeedsAllocating() && !lir.hasArgInCallerFrame();
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81
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82 Stub stub = gen.getStub();
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83 AbstractAssembler masm = createAssembler(frameMap);
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84 HotSpotFrameContext frameContext = omitFrame ? null : new HotSpotFrameContext(stub != null);
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85 TargetMethodAssembler tasm = new TargetMethodAssembler(target, runtime(), frameMap, masm, frameContext, compilationResult);
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86 tasm.setFrameSize(frameMap.frameSize());
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87 StackSlot deoptimizationRescueSlot = gen.deoptimizationRescueSlot;
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88 if (deoptimizationRescueSlot != null && stub == null) {
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89 tasm.compilationResult.setCustomStackAreaOffset(frameMap.offsetForStackSlot(deoptimizationRescueSlot));
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90 }
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91
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92 return tasm;
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93 }
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94
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95 @Override
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96 public void emitCode(TargetMethodAssembler tasm, LIRGenerator lirGen, ResolvedJavaMethod codeCacheOwner) {
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97 // SPARC: Emit code
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98 }
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99 }