Cosmos/source2/IL2PCU/Cosmos.IL2CPU/IL/Box.cs
kudzu_cp ef42fa8028
2009-07-23 14:15:55 +00:00

75 lines
3.4 KiB
C#

using System;
namespace Cosmos.IL2CPU.Profiler.IL
{
[Cosmos.IL2CPU.OpCode(ILOp.Code.Box)]
public class Box: ILOpCode
{
#region Old code
// using System;
// using System.Collections.Generic;
// using System.Linq;
// using Indy.IL2CPU.Assembler;
// using CPU = Indy.IL2CPU.Assembler;
// using CPUx86 = Indy.IL2CPU.Assembler.X86;
// using Indy.IL2CPU.Compiler;
//
// namespace Indy.IL2CPU.IL.X86 {
// [Cosmos.IL2CPU.OpCode(ILOp.Code.Box)]
// public class Box: ILOpCode {
// private Type mType;
// private string mTypeId;
//
// public static void ScanOp(ILReader aReader, MethodInformation aMethodInfo, SortedList<string, object> aMethodData,
// IServiceProvider aServiceProvider)
// {
// Type xTypeRef = aReader.OperandValueType as Type;
// if (xTypeRef == null)
// {
// throw new Exception("Couldn't determine Type!");
// }
// aServiceProvider.GetService<IMetaDataInfoService>().GetTypeInfo(xTypeRef);
// aServiceProvider.GetService<IMetaDataInfoService>().GetMethodInfo(GCImplementationRefs.AllocNewObjectRef, false);
// }
//
// public Box(ILReader aReader, MethodInformation aMethodInfo)
// : base(aReader, aMethodInfo) {
// mType = aReader.OperandValueType;
// if (mType == null) {
// throw new Exception("Couldn't determine Type!");
// }
//
// }
//
// public override void DoAssemble() {
// var xTheSize = GetService<IMetaDataInfoService>().GetFieldStorageSize(mType);
// mTypeId = GetService<IMetaDataInfoService>().GetTypeIdLabel(mType);
// uint xSize = xTheSize;
// if (xTheSize % 4 != 0)
// {
// xSize += 4 - (xTheSize % 4);
// }
// new CPUx86.Push { DestinationValue = (ObjectImpl.FieldDataOffset + xSize) };
// new CPUx86.Call { DestinationLabel = CPU.MethodInfoLabelGenerator.GenerateLabelName(GCImplementationRefs.AllocNewObjectRef) };
// new CPUx86.Pop { DestinationReg = CPUx86.Registers.EAX };
// new CPUx86.Move { DestinationReg = CPUx86.Registers.EBX, SourceRef = ElementReference.New(mTypeId), SourceIsIndirect = true };
// new CPUx86.Move { DestinationReg = CPUx86.Registers.EAX, DestinationIsIndirect = true, SourceReg = CPUx86.Registers.EBX };
// new CPUx86.Move { DestinationReg = CPUx86.Registers.EAX, DestinationIsIndirect = true, DestinationDisplacement = 4, SourceValue = (uint)InstanceTypeEnum.BoxedValueType, Size=32 };
// new CPU.Comment("xSize is " + xSize);
// for (int i = 0; i < (xSize / 4); i++)
// {
// new CPUx86.Pop { DestinationReg = CPUx86.Registers.EDX };
// new CPUx86.Move { DestinationReg = CPUx86.Registers.EAX, DestinationIsIndirect = true, DestinationDisplacement = (ObjectImpl.FieldDataOffset + (i * 4)), SourceReg = CPUx86.Registers.EDX, Size=32 };
// }
// new CPUx86.Push { DestinationReg = CPUx86.Registers.EAX };
// Assembler.StackContents.Pop();
// Assembler.StackContents.Push(new StackContent(4, false, false, false));
// }
// }
// }
#endregion
}
}