148 lines
6.5 KiB
C#
148 lines
6.5 KiB
C#
using System;
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using System.Reflection;
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namespace ChocolArm64.State
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{
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struct Register : IEquatable<Register>
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{
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public int Index;
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public RegisterType Type;
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public Register(int index, RegisterType type)
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{
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Index = index;
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Type = type;
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}
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public override int GetHashCode()
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{
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return (ushort)Index | ((ushort)Type << 16);
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}
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public override bool Equals(object obj)
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{
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return obj is Register reg && Equals(reg);
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}
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public bool Equals(Register other)
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{
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return Index == other.Index && Type == other.Type;
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}
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public FieldInfo GetField()
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{
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switch (Type)
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{
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case RegisterType.Flag: return GetFieldFlag();
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case RegisterType.Int: return GetFieldInt();
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case RegisterType.Vector: return GetFieldVector();
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}
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throw new InvalidOperationException();
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}
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private FieldInfo GetFieldFlag()
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{
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switch ((PState)Index)
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{
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case PState.TBit: return GetField(nameof(CpuThreadState.Thumb));
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case PState.EBit: return GetField(nameof(CpuThreadState.BigEndian));
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case PState.VBit: return GetField(nameof(CpuThreadState.Overflow));
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case PState.CBit: return GetField(nameof(CpuThreadState.Carry));
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case PState.ZBit: return GetField(nameof(CpuThreadState.Zero));
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case PState.NBit: return GetField(nameof(CpuThreadState.Negative));
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}
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throw new InvalidOperationException();
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}
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private FieldInfo GetFieldInt()
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{
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switch (Index)
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{
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case 0: return GetField(nameof(CpuThreadState.X0));
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case 1: return GetField(nameof(CpuThreadState.X1));
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case 2: return GetField(nameof(CpuThreadState.X2));
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case 3: return GetField(nameof(CpuThreadState.X3));
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case 4: return GetField(nameof(CpuThreadState.X4));
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case 5: return GetField(nameof(CpuThreadState.X5));
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case 6: return GetField(nameof(CpuThreadState.X6));
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case 7: return GetField(nameof(CpuThreadState.X7));
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case 8: return GetField(nameof(CpuThreadState.X8));
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case 9: return GetField(nameof(CpuThreadState.X9));
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case 10: return GetField(nameof(CpuThreadState.X10));
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case 11: return GetField(nameof(CpuThreadState.X11));
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case 12: return GetField(nameof(CpuThreadState.X12));
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case 13: return GetField(nameof(CpuThreadState.X13));
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case 14: return GetField(nameof(CpuThreadState.X14));
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case 15: return GetField(nameof(CpuThreadState.X15));
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case 16: return GetField(nameof(CpuThreadState.X16));
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case 17: return GetField(nameof(CpuThreadState.X17));
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case 18: return GetField(nameof(CpuThreadState.X18));
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case 19: return GetField(nameof(CpuThreadState.X19));
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case 20: return GetField(nameof(CpuThreadState.X20));
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case 21: return GetField(nameof(CpuThreadState.X21));
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case 22: return GetField(nameof(CpuThreadState.X22));
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case 23: return GetField(nameof(CpuThreadState.X23));
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case 24: return GetField(nameof(CpuThreadState.X24));
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case 25: return GetField(nameof(CpuThreadState.X25));
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case 26: return GetField(nameof(CpuThreadState.X26));
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case 27: return GetField(nameof(CpuThreadState.X27));
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case 28: return GetField(nameof(CpuThreadState.X28));
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case 29: return GetField(nameof(CpuThreadState.X29));
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case 30: return GetField(nameof(CpuThreadState.X30));
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case 31: return GetField(nameof(CpuThreadState.X31));
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}
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throw new InvalidOperationException();
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}
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private FieldInfo GetFieldVector()
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{
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switch (Index)
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{
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case 0: return GetField(nameof(CpuThreadState.V0));
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case 1: return GetField(nameof(CpuThreadState.V1));
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case 2: return GetField(nameof(CpuThreadState.V2));
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case 3: return GetField(nameof(CpuThreadState.V3));
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case 4: return GetField(nameof(CpuThreadState.V4));
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case 5: return GetField(nameof(CpuThreadState.V5));
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case 6: return GetField(nameof(CpuThreadState.V6));
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case 7: return GetField(nameof(CpuThreadState.V7));
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case 8: return GetField(nameof(CpuThreadState.V8));
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case 9: return GetField(nameof(CpuThreadState.V9));
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case 10: return GetField(nameof(CpuThreadState.V10));
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case 11: return GetField(nameof(CpuThreadState.V11));
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case 12: return GetField(nameof(CpuThreadState.V12));
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case 13: return GetField(nameof(CpuThreadState.V13));
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case 14: return GetField(nameof(CpuThreadState.V14));
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case 15: return GetField(nameof(CpuThreadState.V15));
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case 16: return GetField(nameof(CpuThreadState.V16));
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case 17: return GetField(nameof(CpuThreadState.V17));
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case 18: return GetField(nameof(CpuThreadState.V18));
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case 19: return GetField(nameof(CpuThreadState.V19));
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case 20: return GetField(nameof(CpuThreadState.V20));
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case 21: return GetField(nameof(CpuThreadState.V21));
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case 22: return GetField(nameof(CpuThreadState.V22));
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case 23: return GetField(nameof(CpuThreadState.V23));
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case 24: return GetField(nameof(CpuThreadState.V24));
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case 25: return GetField(nameof(CpuThreadState.V25));
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case 26: return GetField(nameof(CpuThreadState.V26));
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case 27: return GetField(nameof(CpuThreadState.V27));
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case 28: return GetField(nameof(CpuThreadState.V28));
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case 29: return GetField(nameof(CpuThreadState.V29));
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case 30: return GetField(nameof(CpuThreadState.V30));
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case 31: return GetField(nameof(CpuThreadState.V31));
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}
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throw new InvalidOperationException();
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}
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private FieldInfo GetField(string name)
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{
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return typeof(CpuThreadState).GetField(name);
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}
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}
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} |