using System;

namespace Cosmos.IL2CPU.X86.IL
{
	[Cosmos.IL2CPU.OpCode(ILOpCode.Code.Clt)]
	public class Clt: ILOp
	{
		public Clt(ILOpCode aOpCode):base(aOpCode)
		{
		}

		#region Old code
		// using System;
		// using System.IO;
		// 
		// 
		// using CPUx86 = Indy.IL2CPU.Assembler.X86;
		// using CPU = Indy.IL2CPU.Assembler;
		// using Indy.IL2CPU.Assembler;
		// using Indy.IL2CPU.Assembler.X86;
		// 
		// namespace Indy.IL2CPU.IL.X86 {
		// 	[OpCode(OpCodeEnum.Clt)]
		// 	public class Clt: Op {
		// 		private readonly string NextInstructionLabel;
		// 		private readonly string CurInstructionLabel;
		//         private uint mCurrentOffset;
		//         private MethodInformation mMethodInfo;
		//         public Clt(ILReader aReader, MethodInformation aMethodInfo)
		// 			: base(aReader, aMethodInfo) {
		// 			NextInstructionLabel = GetInstructionLabel(aReader.NextPosition);
		// 			CurInstructionLabel = GetInstructionLabel(aReader);
		//             mMethodInfo = aMethodInfo;
		//             mCurrentOffset = aReader.Position;
		// 		}
		// 		public override void DoAssemble() {
		//             var xStackItem = Assembler.StackContents.Pop();
		//             if (xStackItem.IsFloat)
		//             {
		//                 EmitNotImplementedException(Assembler, GetServiceProvider(), "Clt: Floats not yet supported", CurInstructionLabel, mMethodInfo, mCurrentOffset, NextInstructionLabel);
		//                 return;
		//             }
		//             if (xStackItem.Size > 8)
		//             {
		//                 EmitNotImplementedException(Assembler, GetServiceProvider(), "Clt: StackSizes>8 not supported", CurInstructionLabel, mMethodInfo, mCurrentOffset, NextInstructionLabel);
		//                 return;
		//             }
		// 			Assembler.StackContents.Push(new StackContent(1, typeof(bool)));
		// 			string BaseLabel = CurInstructionLabel + "__";
		// 			string LabelTrue = BaseLabel + "True";
		// 			string LabelFalse = BaseLabel + "False";
		//             if (xStackItem.Size > 4)
		// 			{
		//                 new CPUx86.Xor { DestinationReg = CPUx86.Registers.ESI, SourceReg = CPUx86.Registers.ESI };
		//                 new CPUx86.Add { DestinationReg = Registers.ESI, SourceValue = 1 };
		//                 new CPUx86.Xor { DestinationReg = CPUx86.Registers.EDI, SourceReg = CPUx86.Registers.EDI };
		// 				//esi = 1
		// 				new CPUx86.Pop{DestinationReg = CPUx86.Registers.EAX};
		//                 new CPUx86.Pop { DestinationReg = CPUx86.Registers.EDX };
		// 				//value2: EDX:EAX
		//                 new CPUx86.Pop { DestinationReg = CPUx86.Registers.EBX };
		//                 new CPUx86.Pop { DestinationReg = CPUx86.Registers.ECX };
		// 				//value1: ECX:EBX
		//                 new CPUx86.Sub { DestinationReg = CPUx86.Registers.EBX, SourceReg = CPUx86.Registers.EAX };
		//                 new CPUx86.SubWithCarry { DestinationReg = CPUx86.Registers.ECX, SourceReg = CPUx86.Registers.EDX };
		// 				//result = value1 - value2
		//                 new CPUx86.ConditionalMove {Condition=ConditionalTestEnum.LessThan, DestinationReg = CPUx86.Registers.EDI, SourceReg = CPUx86.Registers.ESI };
		//                 new CPUx86.Push { DestinationReg = Registers.EDI };
		// 			} else
		// 			{
		// 				new CPUx86.Pop{DestinationReg = CPUx86.Registers.ECX};
		//                 new CPUx86.Pop { DestinationReg = CPUx86.Registers.EAX };
		//                 new CPUx86.Push { DestinationReg = CPUx86.Registers.ECX };
		//                 new CPUx86.Compare { DestinationReg = CPUx86.Registers.EAX, SourceReg = CPUx86.Registers.ESP, SourceIsIndirect = true };
		//                 new CPUx86.ConditionalJump { Condition = CPUx86.ConditionalTestEnum.LessThan, DestinationLabel = LabelTrue };
		//                 new CPUx86.Jump { DestinationLabel = LabelFalse };
		// 				new CPU.Label(LabelTrue);
		//                 new CPUx86.Add { DestinationReg = CPUx86.Registers.ESP, SourceValue = 4 };
		//                 new CPUx86.Push { DestinationValue = 1 };
		//                 new CPUx86.Jump { DestinationLabel = NextInstructionLabel };
		// 				new CPU.Label(LabelFalse);
		//                 new CPUx86.Add { DestinationReg = CPUx86.Registers.ESP, SourceValue = 4 };
		//                 new CPUx86.Push { DestinationValue = 0 };
		//                 new CPUx86.Jump { DestinationLabel = NextInstructionLabel };
		// 			}
		// 		}
		// 	}
		// }
		#endregion Old code
	}
}