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25 lines
1.1 KiB
C#
25 lines
1.1 KiB
C#
namespace ARMeilleure.Decoders
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{
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class OpCode32SimdReg : OpCode32Simd
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{
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public int Vn { get; }
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public int Qn => GetQuadwordIndex(Vn);
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public int In => GetQuadwordSubindex(Vn) << (3 - Size);
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public int Fn => GetQuadwordSubindex(Vn) << (1 - (Size & 1));
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public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCode32SimdReg(inst, address, opCode, false);
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public new static OpCode CreateT32(InstDescriptor inst, ulong address, int opCode) => new OpCode32SimdReg(inst, address, opCode, true);
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public OpCode32SimdReg(InstDescriptor inst, ulong address, int opCode, bool isThumb) : base(inst, address, opCode, isThumb)
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{
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Vn = ((opCode >> 3) & 0x10) | ((opCode >> 16) & 0xf);
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// Subclasses have their own handling of Vx to account for before checking.
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if (GetType() == typeof(OpCode32SimdReg) && DecoderHelper.VectorArgumentsInvalid(Q, Vd, Vm, Vn))
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{
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Instruction = InstDescriptor.Undefined;
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}
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}
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}
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}
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