46 lines
1.4 KiB
C#
46 lines
1.4 KiB
C#
using ChocolArm64.State;
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using System.Reflection.Emit;
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namespace ChocolArm64.Translation
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{
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struct ILOpCodeLoad : IILEmit
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{
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public int Index { get; }
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public VarType VarType { get; }
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public RegisterSize RegisterSize { get; }
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public ILOpCodeLoad(int index, VarType varType, RegisterSize registerSize = 0)
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{
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Index = index;
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VarType = varType;
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RegisterSize = registerSize;
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}
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public void Emit(ILMethodBuilder context)
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{
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switch (VarType)
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{
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case VarType.Arg: context.Generator.EmitLdarg(Index); break;
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case VarType.Flag: EmitLdloc(context, Index, RegisterType.Flag); break;
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case VarType.Int: EmitLdloc(context, Index, RegisterType.Int); break;
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case VarType.Vector: EmitLdloc(context, Index, RegisterType.Vector); break;
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}
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}
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private void EmitLdloc(ILMethodBuilder context, int index, RegisterType registerType)
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{
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Register reg = new Register(index, registerType);
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context.Generator.EmitLdloc(context.GetLocalIndex(reg));
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if (registerType == RegisterType.Int &&
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RegisterSize == RegisterSize.Int32)
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{
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context.Generator.Emit(OpCodes.Conv_U4);
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}
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}
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}
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} |