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48 lines
1.3 KiB
C#
48 lines
1.3 KiB
C#
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using ARMeilleure.IntermediateRepresentation;
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using System;
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namespace ARMeilleure.Decoders
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{
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class OpCode : IOpCode
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{
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public ulong Address { get; private set; }
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public int RawOpCode { get; private set; }
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public int OpCodeSizeInBytes { get; protected set; } = 4;
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public InstDescriptor Instruction { get; protected set; }
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public RegisterSize RegisterSize { get; protected set; }
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public OpCode(InstDescriptor inst, ulong address, int opCode)
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{
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Address = address;
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RawOpCode = opCode;
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Instruction = inst;
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RegisterSize = RegisterSize.Int64;
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}
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public int GetPairsCount() => GetBitsCount() / 16;
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public int GetBytesCount() => GetBitsCount() / 8;
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public int GetBitsCount()
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{
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switch (RegisterSize)
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{
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case RegisterSize.Int32: return 32;
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case RegisterSize.Int64: return 64;
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case RegisterSize.Simd64: return 64;
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case RegisterSize.Simd128: return 128;
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}
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throw new InvalidOperationException();
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}
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public OperandType GetOperandType()
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{
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return RegisterSize == RegisterSize.Int32 ? OperandType.I32 : OperandType.I64;
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}
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}
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}
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