using System; namespace Cosmos.IL2CPU.X86.IL { [Cosmos.IL2CPU.OpCode(ILOpCode.Code.Cgt)] public class Cgt: ILOp { public Cgt(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.Cgt)] // public class Cgt: Op { // private readonly string NextInstructionLabel; // private readonly string CurInstructionLabel; // private uint mCurrentOffset; // private MethodInformation mMethodInfo; // public Cgt(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(), "Cgt: Floats not yet supported", CurInstructionLabel, mMethodInfo,mCurrentOffset, NextInstructionLabel); // return; // } // if (xStackItem.Size > 8) { // EmitNotImplementedException(Assembler, GetServiceProvider(), "Cgt: StackSizes>8 not supported", CurInstructionLabel, mMethodInfo, mCurrentOffset, NextInstructionLabel); // return; // } // Assembler.StackContents.Push(new StackContent(4, 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.Greater, "edi", "esi"); // //new CPUx86.Push { DestinationReg = Registers.EDI }; // // new CPUx86.ConditionalJump { Condition = CPUx86.ConditionalTestEnum.GreaterThan, DestinationLabel = LabelTrue }; // new CPUx86.Push{DestinationValue=0}; // new CPUx86.Jump{DestinationLabel=NextInstructionLabel}; // new CPU.Label(LabelTrue); // new CPUx86.Push{DestinationValue=1}; // // } else // { // new CPUx86.Pop { DestinationReg = CPUx86.Registers.EAX }; // new CPUx86.Compare { DestinationReg = CPUx86.Registers.EAX, SourceReg = CPUx86.Registers.ESP, SourceIsIndirect = true }; // new CPUx86.ConditionalJump { Condition = CPUx86.ConditionalTestEnum.Below, 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 } }