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annotate graal/com.oracle.graal.truffle.hotspot.amd64/src/com/oracle/graal/truffle/hotspot/amd64/AMD64OptimizedCallTargetInstrumentationFactory.java @ 13231:dad021298158

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use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
author Doug Simon <doug.simon@oracle.com>
date Tue, 03 Dec 2013 16:49:12 +0100
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children f1f33d1ff3e2
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dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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1 /*
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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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 *
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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5 * This code is free software; you can redistribute it and/or modify it
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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6 * under the terms of the GNU General Public License version 2 only, as
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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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
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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12 * version 2 for more details (a copy is included in the LICENSE file that
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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13 * accompanied this code).
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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14 *
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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15 * You should have received a copy of the GNU General Public License version
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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16 * 2 along with this work; if not, write to the Free Software Foundation,
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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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
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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20 * or visit www.oracle.com if you need additional information or have any
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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21 * questions.
dad021298158 use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
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22 */
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23 package com.oracle.graal.truffle.hotspot.amd64;
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24
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25 import com.oracle.graal.amd64.*;
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26 import com.oracle.graal.api.code.CallingConvention.Type;
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27 import com.oracle.graal.api.code.*;
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28 import com.oracle.graal.api.meta.*;
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29 import com.oracle.graal.api.runtime.*;
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30 import com.oracle.graal.asm.*;
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31 import com.oracle.graal.asm.amd64.*;
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32 import com.oracle.graal.asm.amd64.AMD64Assembler.ConditionFlag;
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33 import com.oracle.graal.hotspot.*;
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34 import com.oracle.graal.hotspot.amd64.*;
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35 import com.oracle.graal.hotspot.meta.*;
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36 import com.oracle.graal.lir.*;
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37 import com.oracle.graal.lir.asm.*;
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38 import com.oracle.graal.truffle.*;
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39 import com.oracle.graal.truffle.hotspot.*;
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40
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41 @ServiceProvider(OptimizedCallTargetInstrumentationFactory.class)
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42 public class AMD64OptimizedCallTargetInstrumentationFactory implements OptimizedCallTargetInstrumentationFactory {
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43
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44 public CompilationResultBuilder createBuilder(CodeCacheProvider codeCache, ForeignCallsProvider foreignCalls, FrameMap frameMap, AbstractAssembler asm, FrameContext frameContext,
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45 CompilationResult compilationResult) {
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46 return new OptimizedCallTargetInstrumentation(codeCache, foreignCalls, frameMap, asm, frameContext, compilationResult) {
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47 @Override
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48 protected void injectTailCallCode(HotSpotVMConfig config, HotSpotRegistersProvider registers) {
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49 @SuppressWarnings("hiding")
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50 AMD64MacroAssembler asm = (AMD64MacroAssembler) this.asm;
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51 Register thisRegister = codeCache.getRegisterConfig().getCallingConventionRegisters(Type.JavaCall, Kind.Object)[0];
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52 Register spillRegister = AMD64.r10; // TODO(mg): fix me
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53 AMD64Address nMethodAddress = new AMD64Address(thisRegister, getFieldOffset("installedCode", OptimizedCallTarget.class));
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54 if (config.useCompressedOops) {
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55 asm.movl(spillRegister, nMethodAddress);
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56 AMD64HotSpotMove.decodePointer(asm, spillRegister, registers.getHeapBaseRegister(), config.narrowOopBase, config.narrowOopShift, config.logMinObjAlignment());
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57 } else {
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58 asm.movq(spillRegister, nMethodAddress);
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59 }
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60 Label doProlog = new Label();
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61
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62 asm.cmpq(spillRegister, 0);
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63 asm.jcc(ConditionFlag.Equal, doProlog);
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64
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65 AMD64Address codeBlobAddress = new AMD64Address(spillRegister, getFieldOffset("codeBlob", HotSpotInstalledCode.class));
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66 asm.movq(spillRegister, codeBlobAddress);
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67 asm.cmpq(spillRegister, 0);
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68 asm.jcc(ConditionFlag.Equal, doProlog);
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69
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70 AMD64Address verifiedEntryPointAddress = new AMD64Address(spillRegister, config.nmethodEntryOffset);
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71 asm.movq(spillRegister, verifiedEntryPointAddress);
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72 asm.jmp(spillRegister);
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73
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74 asm.bind(doProlog);
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75 }
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76 };
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77 }
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78
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79 public void setInstrumentedMethod(ResolvedJavaMethod method) {
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80 HotSpotResolvedJavaMethod hsMethod = (HotSpotResolvedJavaMethod) method;
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81 hsMethod.setDontInline();
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82 }
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83
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84 public String getArchitecture() {
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85 return "AMD64";
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86 }
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87 }