Java Code Examples for org.jf.dexlib2.iface.instruction.Instruction#getOpcode()
The following examples show how to use
org.jf.dexlib2.iface.instruction.Instruction#getOpcode() .
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Example 1
Source File: InstructionRewriter.java From HeyGirl with Apache License 2.0 | 6 votes |
@Nonnull @Override public Instruction rewrite(@Nonnull Instruction instruction) { if (instruction instanceof ReferenceInstruction) { switch (instruction.getOpcode().format) { case Format20bc: return new RewrittenInstruction20bc((Instruction20bc)instruction); case Format21c: return new RewrittenInstruction21c((Instruction21c)instruction); case Format22c: return new RewrittenInstruction22c((Instruction22c)instruction); case Format31c: return new RewrittenInstruction31c((Instruction31c)instruction); case Format35c: return new RewrittenInstruction35c((Instruction35c)instruction); case Format3rc: return new RewrittenInstruction3rc((Instruction3rc)instruction); default: throw new IllegalArgumentException(); } } return instruction; }
Example 2
Source File: InstructionRewriter.java From ZjDroid with Apache License 2.0 | 6 votes |
@Nonnull @Override public Instruction rewrite(@Nonnull Instruction instruction) { if (instruction instanceof ReferenceInstruction) { switch (instruction.getOpcode().format) { case Format20bc: return new RewrittenInstruction20bc((Instruction20bc)instruction); case Format21c: return new RewrittenInstruction21c((Instruction21c)instruction); case Format22c: return new RewrittenInstruction22c((Instruction22c)instruction); case Format31c: return new RewrittenInstruction31c((Instruction31c)instruction); case Format35c: return new RewrittenInstruction35c((Instruction35c)instruction); case Format3rc: return new RewrittenInstruction3rc((Instruction3rc)instruction); default: throw new IllegalArgumentException(); } } return instruction; }
Example 3
Source File: DexWriter.java From zjdroid with Apache License 2.0 | 6 votes |
private void fixInstructions(@Nonnull MutableMethodImplementation methodImplementation) { List<? extends Instruction> instructions = methodImplementation.getInstructions(); for (int i=0; i<instructions.size(); i++) { Instruction instruction = instructions.get(i); if (instruction.getOpcode() == Opcode.CONST_STRING) { if (stringSection.getItemIndex( (StringRef)((ReferenceInstruction)instruction).getReference()) >= 65536) { methodImplementation.replaceInstruction(i, new BuilderInstruction31c(Opcode.CONST_STRING_JUMBO, ((OneRegisterInstruction)instruction).getRegisterA(), ((ReferenceInstruction)instruction).getReference())); } } } }
Example 4
Source File: DexWriter.java From ZjDroid with Apache License 2.0 | 6 votes |
private void fixInstructions(@Nonnull MutableMethodImplementation methodImplementation) { List<? extends Instruction> instructions = methodImplementation.getInstructions(); for (int i=0; i<instructions.size(); i++) { Instruction instruction = instructions.get(i); if (instruction.getOpcode() == Opcode.CONST_STRING) { if (stringSection.getItemIndex( (StringRef)((ReferenceInstruction)instruction).getReference()) >= 65536) { methodImplementation.replaceInstruction(i, new BuilderInstruction31c(Opcode.CONST_STRING_JUMBO, ((OneRegisterInstruction)instruction).getRegisterA(), ((ReferenceInstruction)instruction).getReference())); } } } }
Example 5
Source File: DexWriter.java From HeyGirl with Apache License 2.0 | 6 votes |
private void fixInstructions(@Nonnull MutableMethodImplementation methodImplementation) { List<? extends Instruction> instructions = methodImplementation.getInstructions(); for (int i=0; i<instructions.size(); i++) { Instruction instruction = instructions.get(i); if (instruction.getOpcode() == Opcode.CONST_STRING) { if (stringSection.getItemIndex( (StringRef)((ReferenceInstruction)instruction).getReference()) >= 65536) { methodImplementation.replaceInstruction(i, new BuilderInstruction31c(Opcode.CONST_STRING_JUMBO, ((OneRegisterInstruction)instruction).getRegisterA(), ((ReferenceInstruction)instruction).getReference())); } } } }
Example 6
Source File: InstructionMethodItemFactory.java From atlas with Apache License 2.0 | 6 votes |
public static InstructionMethodItem makeInstructionFormatMethodItem( MethodDefinition methodDef, int codeAddress, Instruction instruction) { if (instruction instanceof OffsetInstruction) { return new OffsetInstructionFormatMethodItem(methodDef.classDef.options, methodDef, codeAddress, (OffsetInstruction)instruction); } if (instruction instanceof UnresolvedOdexInstruction) { return new UnresolvedOdexInstructionMethodItem(methodDef, codeAddress, (UnresolvedOdexInstruction)instruction); } switch (instruction.getOpcode().format) { case ArrayPayload: return new ArrayDataMethodItem(methodDef, codeAddress, (ArrayPayload)instruction); case PackedSwitchPayload: return new PackedSwitchMethodItem(methodDef, codeAddress, (PackedSwitchPayload)instruction); case SparseSwitchPayload: return new SparseSwitchMethodItem(methodDef, codeAddress, (SparseSwitchPayload)instruction); default: return new InstructionMethodItem<Instruction>(methodDef, codeAddress, instruction); } }
Example 7
Source File: InstructionMethodItemFactory.java From HeyGirl with Apache License 2.0 | 6 votes |
public static InstructionMethodItem makeInstructionFormatMethodItem( MethodDefinition methodDef, int codeAddress, Instruction instruction) { if (instruction instanceof OffsetInstruction) { return new OffsetInstructionFormatMethodItem(methodDef.classDef.options, methodDef, codeAddress, (OffsetInstruction)instruction); } if (instruction instanceof UnresolvedOdexInstruction) { return new UnresolvedOdexInstructionMethodItem(methodDef, codeAddress, (UnresolvedOdexInstruction)instruction); } switch (instruction.getOpcode().format) { case ArrayPayload: return new ArrayDataMethodItem(methodDef, codeAddress, (ArrayPayload)instruction); case PackedSwitchPayload: return new PackedSwitchMethodItem(methodDef, codeAddress, (PackedSwitchPayload)instruction); case SparseSwitchPayload: return new SparseSwitchMethodItem(methodDef, codeAddress, (SparseSwitchPayload)instruction); default: return new InstructionMethodItem<Instruction>(methodDef, codeAddress, instruction); } }
Example 8
Source File: InstructionMethodItemFactory.java From ZjDroid with Apache License 2.0 | 6 votes |
public static InstructionMethodItem makeInstructionFormatMethodItem( MethodDefinition methodDef, int codeAddress, Instruction instruction) { if (instruction instanceof OffsetInstruction) { return new OffsetInstructionFormatMethodItem(methodDef.classDef.options, methodDef, codeAddress, (OffsetInstruction)instruction); } if (instruction instanceof UnresolvedOdexInstruction) { return new UnresolvedOdexInstructionMethodItem(methodDef, codeAddress, (UnresolvedOdexInstruction)instruction); } switch (instruction.getOpcode().format) { case ArrayPayload: return new ArrayDataMethodItem(methodDef, codeAddress, (ArrayPayload)instruction); case PackedSwitchPayload: return new PackedSwitchMethodItem(methodDef, codeAddress, (PackedSwitchPayload)instruction); case SparseSwitchPayload: return new SparseSwitchMethodItem(methodDef, codeAddress, (SparseSwitchPayload)instruction); default: return new InstructionMethodItem<Instruction>(methodDef, codeAddress, instruction); } }
Example 9
Source File: InstructionRewriter.java From ZjDroid with Apache License 2.0 | 6 votes |
@Nonnull @Override public Instruction rewrite(@Nonnull Instruction instruction) { if (instruction instanceof ReferenceInstruction) { switch (instruction.getOpcode().format) { case Format20bc: return new RewrittenInstruction20bc((Instruction20bc)instruction); case Format21c: return new RewrittenInstruction21c((Instruction21c)instruction); case Format22c: return new RewrittenInstruction22c((Instruction22c)instruction); case Format31c: return new RewrittenInstruction31c((Instruction31c)instruction); case Format35c: return new RewrittenInstruction35c((Instruction35c)instruction); case Format3rc: return new RewrittenInstruction3rc((Instruction3rc)instruction); default: throw new IllegalArgumentException(); } } return instruction; }
Example 10
Source File: DexWriter.java From ZjDroid with Apache License 2.0 | 6 votes |
private void fixInstructions(@Nonnull MutableMethodImplementation methodImplementation) { List<? extends Instruction> instructions = methodImplementation.getInstructions(); for (int i=0; i<instructions.size(); i++) { Instruction instruction = instructions.get(i); if (instruction.getOpcode() == Opcode.CONST_STRING) { if (stringSection.getItemIndex( (StringRef)((ReferenceInstruction)instruction).getReference()) >= 65536) { methodImplementation.replaceInstruction(i, new BuilderInstruction31c(Opcode.CONST_STRING_JUMBO, ((OneRegisterInstruction)instruction).getRegisterA(), ((ReferenceInstruction)instruction).getReference())); } } } }
Example 11
Source File: InstructionMethodItemFactory.java From ZjDroid with Apache License 2.0 | 6 votes |
public static InstructionMethodItem makeInstructionFormatMethodItem( MethodDefinition methodDef, int codeAddress, Instruction instruction) { if (instruction instanceof OffsetInstruction) { return new OffsetInstructionFormatMethodItem(methodDef.classDef.options, methodDef, codeAddress, (OffsetInstruction)instruction); } if (instruction instanceof UnresolvedOdexInstruction) { return new UnresolvedOdexInstructionMethodItem(methodDef, codeAddress, (UnresolvedOdexInstruction)instruction); } switch (instruction.getOpcode().format) { case ArrayPayload: return new ArrayDataMethodItem(methodDef, codeAddress, (ArrayPayload)instruction); case PackedSwitchPayload: return new PackedSwitchMethodItem(methodDef, codeAddress, (PackedSwitchPayload)instruction); case SparseSwitchPayload: return new SparseSwitchMethodItem(methodDef, codeAddress, (SparseSwitchPayload)instruction); default: return new InstructionMethodItem<Instruction>(methodDef, codeAddress, instruction); } }
Example 12
Source File: MethodDefinition.java From atlas with Apache License 2.0 | 5 votes |
public int findPayloadOffset(int targetOffset, Opcode type) { int targetIndex; try { targetIndex = instructionOffsetMap.getInstructionIndexAtCodeOffset(targetOffset); } catch (InvalidInstructionOffset ex) { throw new InvalidSwitchPayload(targetOffset); } //TODO: does dalvik let you pad with multiple nops? //TODO: does dalvik let a switch instruction point to a non-payload instruction? Instruction instruction = instructions.get(targetIndex); if (instruction.getOpcode() != type) { // maybe it's pointing to a NOP padding instruction. Look at the next instruction if (instruction.getOpcode() == Opcode.NOP) { targetIndex += 1; if (targetIndex < instructions.size()) { instruction = instructions.get(targetIndex); if (instruction.getOpcode() == type) { return instructionOffsetMap.getInstructionCodeOffset(targetIndex); } } } throw new InvalidSwitchPayload(targetOffset); } else { return targetOffset; } }
Example 13
Source File: MethodDefinition.java From ZjDroid with Apache License 2.0 | 5 votes |
public int findSwitchPayload(int targetOffset, Opcode type) { int targetIndex; try { targetIndex = instructionOffsetMap.getInstructionIndexAtCodeOffset(targetOffset); } catch (InvalidInstructionOffset ex) { throw new InvalidSwitchPayload(targetOffset); } //TODO: does dalvik let you pad with multiple nops? //TODO: does dalvik let a switch instruction point to a non-payload instruction? Instruction instruction = instructions.get(targetIndex); if (instruction.getOpcode() != type) { // maybe it's pointing to a NOP padding instruction. Look at the next instruction if (instruction.getOpcode() == Opcode.NOP) { targetIndex += 1; if (targetIndex < instructions.size()) { instruction = instructions.get(targetIndex); if (instruction.getOpcode() == type) { return instructionOffsetMap.getInstructionCodeOffset(targetIndex); } } } throw new InvalidSwitchPayload(targetOffset); } else { return targetOffset; } }
Example 14
Source File: MethodDefinition.java From zjdroid with Apache License 2.0 | 5 votes |
public int findSwitchPayload(int targetOffset, Opcode type) { int targetIndex; try { targetIndex = instructionOffsetMap.getInstructionIndexAtCodeOffset(targetOffset); } catch (InvalidInstructionOffset ex) { throw new InvalidSwitchPayload(targetOffset); } //TODO: does dalvik let you pad with multiple nops? //TODO: does dalvik let a switch instruction point to a non-payload instruction? Instruction instruction = instructions.get(targetIndex); if (instruction.getOpcode() != type) { // maybe it's pointing to a NOP padding instruction. Look at the next instruction if (instruction.getOpcode() == Opcode.NOP) { targetIndex += 1; if (targetIndex < instructions.size()) { instruction = instructions.get(targetIndex); if (instruction.getOpcode() == type) { return instructionOffsetMap.getInstructionCodeOffset(targetIndex); } } } throw new InvalidSwitchPayload(targetOffset); } else { return targetOffset; } }
Example 15
Source File: MethodDefinition.java From HeyGirl with Apache License 2.0 | 5 votes |
public int findSwitchPayload(int targetOffset, Opcode type) { int targetIndex; try { targetIndex = instructionOffsetMap.getInstructionIndexAtCodeOffset(targetOffset); } catch (InvalidInstructionOffset ex) { throw new InvalidSwitchPayload(targetOffset); } //TODO: does dalvik let you pad with multiple nops? //TODO: does dalvik let a switch instruction point to a non-payload instruction? Instruction instruction = instructions.get(targetIndex); if (instruction.getOpcode() != type) { // maybe it's pointing to a NOP padding instruction. Look at the next instruction if (instruction.getOpcode() == Opcode.NOP) { targetIndex += 1; if (targetIndex < instructions.size()) { instruction = instructions.get(targetIndex); if (instruction.getOpcode() == type) { return instructionOffsetMap.getInstructionCodeOffset(targetIndex); } } } throw new InvalidSwitchPayload(targetOffset); } else { return targetOffset; } }
Example 16
Source File: DexMethod.java From apkfile with Apache License 2.0 | 4 votes |
private void analyze(@Nonnull DexBackedMethodImplementation implementation) { debugItemCount = Utils.makeCollection(implementation.getDebugItems()).size(); registerCount = implementation.getRegisterCount(); tryCatchCount = implementation.getTryBlocks().size(); for (Instruction instruction : implementation.getInstructions()) { instructionCount++; Opcode op = instruction.getOpcode(); opCounts.adjustOrPutValue(op.apiToValueMap.get(DexFile.TARGET_API), 1, 1); if (instruction instanceof ReferenceInstruction) { ReferenceInstruction refInstr = (ReferenceInstruction) instruction; if (op.referenceType == ReferenceType.METHOD || op.referenceType == ReferenceType.FIELD) { boolean isApiPackage = false; for (String apiPackage : API_PACKAGES) { String refStr = ReferenceUtil.getReferenceString(refInstr.getReference()); if (refStr.startsWith(apiPackage)) { isApiPackage = true; break; } } if (!isApiPackage) { continue; } } switch (op.referenceType) { case ReferenceType.METHOD: MethodReference methodRef = (MethodReference) refInstr.getReference(); if (shortMethodSignatures) { ShortMethodReference shortMethodRef = new ShortMethodReference(methodRef); frameworkApiCounts.adjustOrPutValue(shortMethodRef, 1, 1); } else { frameworkApiCounts.adjustOrPutValue(methodRef, 1, 1); } break; case ReferenceType.FIELD: FieldReference fieldRef = (FieldReference) refInstr.getReference(); frameworkFieldReferenceCounts.adjustOrPutValue(fieldRef, 1, 1); break; case ReferenceType.STRING: StringReference stringRef = (StringReference) refInstr.getReference(); stringReferenceCounts.adjustOrPutValue(stringRef, 1, 1); break; } } } analyzeEntropy(); }
Example 17
Source File: ClassPool.java From ZjDroid with Apache License 2.0 | 4 votes |
private void internCode(@Nonnull Method method) { // this also handles parameter names, which aren't directly tied to the MethodImplementation, even though the debug items are boolean hasInstruction = false; MethodImplementation methodImpl = method.getImplementation(); if (methodImpl != null) { for (Instruction instruction: methodImpl.getInstructions()) { hasInstruction = true; if (instruction instanceof ReferenceInstruction) { Reference reference = ((ReferenceInstruction)instruction).getReference(); switch (instruction.getOpcode().referenceType) { case ReferenceType.STRING: stringPool.intern((StringReference)reference); break; case ReferenceType.TYPE: typePool.intern((TypeReference)reference); break; case ReferenceType.FIELD: fieldPool.intern((FieldReference) reference); break; case ReferenceType.METHOD: methodPool.intern((MethodReference)reference); break; default: throw new ExceptionWithContext("Unrecognized reference type: %d", instruction.getOpcode().referenceType); } } } List<? extends TryBlock> tryBlocks = methodImpl.getTryBlocks(); if (!hasInstruction && tryBlocks.size() > 0) { throw new ExceptionWithContext("Method %s has no instructions, but has try blocks.", ReferenceUtil.getMethodDescriptor(method)); } for (TryBlock<? extends ExceptionHandler> tryBlock: methodImpl.getTryBlocks()) { for (ExceptionHandler handler: tryBlock.getExceptionHandlers()) { typePool.internNullable(handler.getExceptionType()); } } } }
Example 18
Source File: ClassPool.java From HeyGirl with Apache License 2.0 | 4 votes |
private void internCode(@Nonnull Method method) { // this also handles parameter names, which aren't directly tied to the MethodImplementation, even though the debug items are boolean hasInstruction = false; MethodImplementation methodImpl = method.getImplementation(); if (methodImpl != null) { for (Instruction instruction: methodImpl.getInstructions()) { hasInstruction = true; if (instruction instanceof ReferenceInstruction) { Reference reference = ((ReferenceInstruction)instruction).getReference(); switch (instruction.getOpcode().referenceType) { case ReferenceType.STRING: stringPool.intern((StringReference)reference); break; case ReferenceType.TYPE: typePool.intern((TypeReference)reference); break; case ReferenceType.FIELD: fieldPool.intern((FieldReference) reference); break; case ReferenceType.METHOD: methodPool.intern((MethodReference)reference); break; default: throw new ExceptionWithContext("Unrecognized reference type: %d", instruction.getOpcode().referenceType); } } } List<? extends TryBlock> tryBlocks = methodImpl.getTryBlocks(); if (!hasInstruction && tryBlocks.size() > 0) { throw new ExceptionWithContext("Method %s has no instructions, but has try blocks.", ReferenceUtil.getMethodDescriptor(method)); } for (TryBlock<? extends ExceptionHandler> tryBlock: methodImpl.getTryBlocks()) { for (ExceptionHandler handler: tryBlock.getExceptionHandlers()) { typePool.internNullable(handler.getExceptionType()); } } } }
Example 19
Source File: DexWriter.java From ZjDroid with Apache License 2.0 | 4 votes |
private void writeDebugAndCodeItems(@Nonnull DexDataWriter offsetWriter, @Nonnull DeferredOutputStream temp) throws IOException { ByteArrayOutputStream ehBuf = new ByteArrayOutputStream(); debugSectionOffset = offsetWriter.getPosition(); DebugWriter<StringKey, TypeKey> debugWriter = new DebugWriter<StringKey, TypeKey>(stringSection, typeSection, offsetWriter); DexDataWriter codeWriter = new DexDataWriter(temp, 0); List<CodeItemOffset<MethodKey>> codeOffsets = Lists.newArrayList(); for (ClassKey classKey: classSection.getSortedClasses()) { Collection<? extends MethodKey> directMethods = classSection.getSortedDirectMethods(classKey); Collection<? extends MethodKey> virtualMethods = classSection.getSortedVirtualMethods(classKey); Iterable<MethodKey> methods = Iterables.concat(directMethods, virtualMethods); for (MethodKey methodKey: methods) { List<? extends TryBlock<? extends ExceptionHandler>> tryBlocks = classSection.getTryBlocks(methodKey); Iterable<? extends Instruction> instructions = classSection.getInstructions(methodKey); Iterable<? extends DebugItem> debugItems = classSection.getDebugItems(methodKey); if (instructions != null && stringSection.hasJumboIndexes()) { boolean needsFix = false; for (Instruction instruction: instructions) { if (instruction.getOpcode() == Opcode.CONST_STRING) { if (stringSection.getItemIndex( (StringRef)((ReferenceInstruction)instruction).getReference()) >= 65536) { needsFix = true; break; } } } if (needsFix) { MutableMethodImplementation mutableMethodImplementation = classSection.makeMutableMethodImplementation(methodKey); fixInstructions(mutableMethodImplementation); instructions = mutableMethodImplementation.getInstructions(); tryBlocks = mutableMethodImplementation.getTryBlocks(); debugItems = mutableMethodImplementation.getDebugItems(); } } int debugItemOffset = writeDebugItem(offsetWriter, debugWriter, classSection.getParameterNames(methodKey), debugItems); int codeItemOffset = writeCodeItem(codeWriter, ehBuf, methodKey, tryBlocks, instructions, debugItemOffset); if (codeItemOffset != -1) { codeOffsets.add(new CodeItemOffset<MethodKey>(methodKey, codeItemOffset)); } } } offsetWriter.align(); codeSectionOffset = offsetWriter.getPosition(); codeWriter.close(); temp.writeTo(offsetWriter); temp.close(); for (CodeItemOffset<MethodKey> codeOffset: codeOffsets) { classSection.setCodeItemOffset(codeOffset.method, codeSectionOffset + codeOffset.codeOffset); } }
Example 20
Source File: ImmutableInstruction.java From HeyGirl with Apache License 2.0 | 4 votes |
@Nonnull public static ImmutableInstruction of(Instruction instruction) { if (instruction instanceof ImmutableInstruction) { return (ImmutableInstruction)instruction; } switch (instruction.getOpcode().format) { case Format10t: return ImmutableInstruction10t.of((Instruction10t)instruction); case Format10x: if (instruction instanceof UnknownInstruction) { return ImmutableUnknownInstruction.of((UnknownInstruction)instruction); } return ImmutableInstruction10x.of((Instruction10x)instruction); case Format11n: return ImmutableInstruction11n.of((Instruction11n)instruction); case Format11x: return ImmutableInstruction11x.of((Instruction11x)instruction); case Format12x: return ImmutableInstruction12x.of((Instruction12x)instruction); case Format20bc: return ImmutableInstruction20bc.of((Instruction20bc)instruction); case Format20t: return ImmutableInstruction20t.of((Instruction20t)instruction); case Format21c: return ImmutableInstruction21c.of((Instruction21c)instruction); case Format21ih: return ImmutableInstruction21ih.of((Instruction21ih)instruction); case Format21lh: return ImmutableInstruction21lh.of((Instruction21lh)instruction); case Format21s: return ImmutableInstruction21s.of((Instruction21s)instruction); case Format21t: return ImmutableInstruction21t.of((Instruction21t)instruction); case Format22b: return ImmutableInstruction22b.of((Instruction22b)instruction); case Format22c: return ImmutableInstruction22c.of((Instruction22c)instruction); case Format22cs: return ImmutableInstruction22cs.of((Instruction22cs)instruction); case Format22s: return ImmutableInstruction22s.of((Instruction22s)instruction); case Format22t: return ImmutableInstruction22t.of((Instruction22t)instruction); case Format22x: return ImmutableInstruction22x.of((Instruction22x)instruction); case Format23x: return ImmutableInstruction23x.of((Instruction23x)instruction); case Format30t: return ImmutableInstruction30t.of((Instruction30t)instruction); case Format31c: return ImmutableInstruction31c.of((Instruction31c)instruction); case Format31i: return ImmutableInstruction31i.of((Instruction31i)instruction); case Format31t: return ImmutableInstruction31t.of((Instruction31t)instruction); case Format32x: return ImmutableInstruction32x.of((Instruction32x)instruction); case Format35c: return ImmutableInstruction35c.of((Instruction35c)instruction); case Format35mi: return ImmutableInstruction35mi.of((Instruction35mi)instruction); case Format35ms: return ImmutableInstruction35ms.of((Instruction35ms)instruction); case Format3rc: return ImmutableInstruction3rc.of((Instruction3rc)instruction); case Format3rmi: return ImmutableInstruction3rmi.of((Instruction3rmi)instruction); case Format3rms: return ImmutableInstruction3rms.of((Instruction3rms)instruction); case Format51l: return ImmutableInstruction51l.of((Instruction51l)instruction); case PackedSwitchPayload: return ImmutablePackedSwitchPayload.of((PackedSwitchPayload) instruction); case SparseSwitchPayload: return ImmutableSparseSwitchPayload.of((SparseSwitchPayload) instruction); case ArrayPayload: return ImmutableArrayPayload.of((ArrayPayload) instruction); default: throw new RuntimeException("Unexpected instruction type"); } }