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37 lines
1.1 KiB
C#
37 lines
1.1 KiB
C#
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using ChocolArm64.Instructions;
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namespace ChocolArm64.Decoders
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{
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class OpCode32Mem : OpCode32, IOpCode32Mem
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{
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public int Rt { get; private set; }
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public int Rn { get; private set; }
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public int Imm { get; protected set; }
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public bool Index { get; private set; }
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public bool Add { get; private set; }
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public bool WBack { get; private set; }
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public bool Unprivileged { get; private set; }
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public bool IsLoad { get; private set; }
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public OpCode32Mem(Inst inst, long position, int opCode) : base(inst, position, opCode)
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{
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Rt = (opCode >> 12) & 0xf;
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Rn = (opCode >> 16) & 0xf;
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bool isLoad = (opCode & (1 << 20)) != 0;
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bool w = (opCode & (1 << 21)) != 0;
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bool u = (opCode & (1 << 23)) != 0;
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bool p = (opCode & (1 << 24)) != 0;
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Index = p;
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Add = u;
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WBack = !p || w;
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Unprivileged = !p && w;
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IsLoad = isLoad || inst.Emitter == InstEmit32.Ldrd;
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}
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}
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}
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