mirror of
https://github.com/danbulant/Cosmos
synced 2026-05-19 12:30:32 +00:00
96 lines
4.2 KiB
C#
96 lines
4.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using CPU = Cosmos.Assembler.x86;
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using CPUx86 = Cosmos.Assembler.x86;
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using System.Reflection;
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using Cosmos.IL2CPU.X86;
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using Cosmos.IL2CPU.ILOpCodes;
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using Cosmos.Assembler;
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namespace Cosmos.IL2CPU.X86.IL
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{
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[Cosmos.IL2CPU.OpCode( ILOpCode.Code.Localloc )]
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public class Localloc : ILOp
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{
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public Localloc( Cosmos.Assembler.Assembler aAsmblr )
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: base( aAsmblr )
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{
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}
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public override void Execute( MethodInfo aMethod, ILOpCode aOpCode )
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{
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//var xId = MethodInfoLabelGenerator.GenerateLabelName(GCImplementationRefs.AllocNewObjectRef);
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//new CPUx86.Call { DestinationLabel = xId };
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//new CPUx86.Move
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//{
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// DestinationReg = CPUx86.Registers.EBP,
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// DestinationIsIndirect = true,
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// //DestinationDisplacement = mLocallocOffset,
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// SourceReg = CPUx86.Registers.ESP,
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// SourceIsIndirect = true
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//};
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throw new NotImplementedException("Localloc is not yet implemented!");
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}
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// using System;
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// using System.Collections.Generic;
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// using System.IO;
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// using Cosmos.IL2CPU.X86;
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// using Cosmos.IL2CPU.Compiler;
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// using CPU = Cosmos.Assembler.x86;
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// using CPUx86 = Cosmos.Assembler.x86;
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//
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// namespace Cosmos.IL2CPU.IL.X86 {
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// [Cosmos.Assembler.OpCode(OpCodeEnum.Localloc)]
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// public class Localloc: Op {
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// public const string LocAllocCountMethodDataEntry = "LocAllocCount";
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// public const string LocAllicItemMethodDataEntryTemplate = "LocAllocItem_L{0}";
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//
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// public static void ScanOp(ILReader aReader, MethodInformation aMethodInfo, SortedList<string, object> aMethodData, IServiceProvider aServiceProvider) {
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// // xCurrentMethodLocallocCount contains the number of LocAlloc occurrences
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// int xCurrentMethodLocallocCount = 0;
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// if (aMethodData.ContainsKey(LocAllocCountMethodDataEntry))
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// {
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// xCurrentMethodLocallocCount = (int)aMethodData[LocAllocCountMethodDataEntry];
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// }
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// xCurrentMethodLocallocCount++;
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// aMethodData[LocAllocCountMethodDataEntry] = xCurrentMethodLocallocCount;
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// string xCurrentItem = String.Format(LocAllicItemMethodDataEntryTemplate,
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// aReader.Position);
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// #if DEBUG
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// if (aMethodData.ContainsKey(xCurrentItem))
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// {
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// throw new Exception("Localloc item already exists in MethodData!");
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// }
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// #endif
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// aMethodData.Add(xCurrentItem, xCurrentMethodLocallocCount);
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// }
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//
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// private readonly int mLocallocOffset = 0;
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// public Localloc(ILReader aReader, MethodInformation aMethodInfo)
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// : base(aReader, aMethodInfo) {
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// mLocallocOffset = (int)aMethodInfo.MethodData[String.Format(LocAllicItemMethodDataEntryTemplate,
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// aReader.Position)];
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// mLocallocOffset *= 4;
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// mLocallocOffset += aMethodInfo.LocalsSize;
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//
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// }
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// public override void DoAssemble() {
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// var xId = GetService<IMetaDataInfoService>().GetMethodInfo(RuntimeEngineRefs.Heap_AllocNewObjectRef, false);
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// new CPUx86.Call { DestinationLabel = xId.LabelName };
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// new CPUx86.Move {
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// DestinationReg = CPUx86.Registers.EBP,
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// DestinationIsIndirect = true,
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// DestinationDisplacement = mLocallocOffset,
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// SourceReg = Registers.ESP,
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// SourceIsIndirect = true
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// };
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// }
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// }
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// }
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}
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}
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