mirror of
https://github.com/danbulant/Cosmos
synced 2026-05-27 22:12:25 +00:00
79 lines
3.6 KiB
C#
79 lines
3.6 KiB
C#
using System;
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namespace Cosmos.IL2CPU.Profiler.IL
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{
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[Cosmos.IL2CPU.OpCode(ILOp.Code.Ble)]
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public class Ble: ILOpProfiler
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{
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#region Old code
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// using System;
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// using System.IO;
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//
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//
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// using CPU = Indy.IL2CPU.Assembler;
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// using CPUx86 = Indy.IL2CPU.Assembler.X86;
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//
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// namespace Indy.IL2CPU.IL.X86 {
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// [Cosmos.IL2CPU.OpCode(ILOp.Code.Ble)]
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// public class Ble: ILOpProfiler {
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// public readonly string TargetLabel;
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// public readonly string CurInstructionLabel;
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// private string mNextLabel;
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// private string mCurLabel;
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// private uint mCurOffset;
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// private MethodInformation mMethodInformation;
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// public Ble(ILReader aReader, MethodInformation aMethodInfo)
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// : base(aReader, aMethodInfo) {
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// TargetLabel = GetInstructionLabel(aReader.OperandValueBranchPosition);
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// CurInstructionLabel = GetInstructionLabel(aReader);
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// mMethodInformation = aMethodInfo;
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// mCurOffset = aReader.Position;
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// mCurLabel = IL.Op.GetInstructionLabel(aReader);
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// mNextLabel = IL.Op.GetInstructionLabel(aReader.NextPosition);
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// }
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// public override void DoAssemble() {
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// if (Assembler.StackContents.Peek().IsFloat) {
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// EmitNotImplementedException(Assembler, GetServiceProvider(), "Ble: Float support not yet implemented!", mCurLabel, mMethodInformation, mCurOffset, mNextLabel);
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// return;
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// }
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// int xSize = Math.Max(Assembler.StackContents.Pop().Size, Assembler.StackContents.Pop().Size);
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// if (xSize > 8) {
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// EmitNotImplementedException(Assembler, GetServiceProvider(), "Ble: StackSize>8 not yet supported!", mCurLabel, mMethodInformation, mCurOffset, mNextLabel);
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// return;
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// }
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// string BaseLabel = CurInstructionLabel + "__";
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// string LabelTrue = BaseLabel + "True";
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// string LabelFalse = BaseLabel + "False";
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// if (xSize > 4)
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// {
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// new CPUx86.Pop{DestinationReg = CPUx86.Registers.EAX};
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// new CPUx86.Pop { DestinationReg = CPUx86.Registers.EDX };
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// //value2: EDX:EAX
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// new CPUx86.Pop { DestinationReg = CPUx86.Registers.EBX };
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// new CPUx86.Pop { DestinationReg = CPUx86.Registers.ECX };
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// //value1: ECX:EBX
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// new CPUx86.Sub { DestinationReg = CPUx86.Registers.EBX, SourceReg = CPUx86.Registers.EAX };
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// new CPUx86.SubWithCarry { DestinationReg = CPUx86.Registers.ECX, SourceReg = CPUx86.Registers.EDX };
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// //result = value1 - value2
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// new CPUx86.ConditionalJump { Condition = CPUx86.ConditionalTestEnum.LessThanOrEqualTo, DestinationLabel = TargetLabel };
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// }else
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// {
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// new CPUx86.Pop { DestinationReg = CPUx86.Registers.EAX };
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// new CPUx86.Compare{DestinationReg=CPUx86.Registers.EAX, SourceReg=CPUx86.Registers.ESP, SourceIsIndirect=true};
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// new CPUx86.ConditionalJump { Condition = CPUx86.ConditionalTestEnum.Below, DestinationLabel = LabelFalse };
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// new CPUx86.Jump { DestinationLabel = LabelTrue };
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// new CPU.Label(LabelTrue);
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// new CPUx86.Add { DestinationReg = CPUx86.Registers.ESP, SourceValue = 4 };
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// new CPUx86.Jump { DestinationLabel = TargetLabel };
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// new CPU.Label(LabelFalse);
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// new CPUx86.Add { DestinationReg = CPUx86.Registers.ESP, SourceValue = 4 };
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// }
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// }
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// }
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// }
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#endregion
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}
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}
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