mirror of
https://github.com/danbulant/Cosmos
synced 2026-05-27 14:02:19 +00:00
99 lines
3.8 KiB
C#
99 lines
3.8 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.IL2CPU.X86;
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using CPUx86 = Cosmos.IL2CPU.X86;
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using System.Reflection;
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using Cosmos.IL2CPU.X86;
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using Indy.IL2CPU.Compiler;
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using Cosmos.IL2CPU.ILOpCodes;
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using Indy.IL2CPU;
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namespace Cosmos.IL2CPU.X86.IL
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{
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[Cosmos.IL2CPU.OpCode( ILOpCode.Code.Starg )]
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public class Starg : ILOp
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{
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public Starg( Cosmos.IL2CPU.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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//throw new NotImplementedException();
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OpVar xOpVar = ( OpVar )aOpCode;
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//mAddresses = aMethodInfo.Arguments[ xOpVar.Value ].VirtualAddresses;
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var xMethodInfo = aMethod.MethodBase as System.Reflection.MethodInfo;
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uint xReturnSize = 0;
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if( xMethodInfo != null )
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{
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xReturnSize = Align( SizeOfType( xMethodInfo.ReturnType ), 4 );
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}
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uint xOffset = 12;
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var xCorrectedOpValValue = xOpVar.Value;
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if( !aMethod.MethodBase.IsStatic && xOpVar.Value > 0 )
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{
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// if the method has a $this, the OpCode value includes the this at index 0, but GetParameters() doesnt include the this
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xCorrectedOpValValue -= 1;
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}
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var xParams = aMethod.MethodBase.GetParameters();
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for( int i = xParams.Length - 1; i > xCorrectedOpValValue; i-- )
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{
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var xSize = Align( SizeOfType( xParams[ i ].ParameterType ), 4 );
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xOffset += xSize;
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}
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var xCurArgSize = Align( SizeOfType( xParams[ xCorrectedOpValValue ].ParameterType ), 4 );
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uint xArgSize = 0;
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foreach( var xParam in xParams )
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{
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xArgSize += Align( SizeOfType( xParam.ParameterType ), 4 );
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}
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//if( mAddresses == null || mAddresses.Length == 0 )
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//{
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// throw new Exception( "No Address Specified!" );
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//}
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//for( int i = ( mAddresses.Length - 1 ); i >= 0; i -= 1 )
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//{
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// new CPUx86.Pop { DestinationReg = CPUx86.Registers.EAX };
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// new CPUx86.Move { DestinationReg = CPUx86.Registers.EBP, DestinationIsIndirect = true, DestinationDisplacement = mAddresses[ i ], SourceReg = CPUx86.Registers.EAX };
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//}
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Assembler.Stack.Pop();
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}
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// using System;
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//
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//
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// using CPUx86 = Cosmos.IL2CPU.X86;
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//
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// namespace Indy.IL2CPU.IL.X86 {
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// [OpCode(OpCodeEnum.Starg)]
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// public class Starg: Op {
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// private int[] mAddresses;
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// protected void SetArgIndex(int aIndex, MethodInformation aMethodInfo) {
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// mAddresses = aMethodInfo.Arguments[aIndex].VirtualAddresses;
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//
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// }
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// public Starg(ILReader aReader, MethodInformation aMethodInfo)
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// : base(aReader, aMethodInfo) {
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// SetArgIndex(aReader.OperandValueInt32, aMethodInfo);
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// }
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// public override void DoAssemble() {
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// if (mAddresses == null || mAddresses.Length == 0) {
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// throw new Exception("No Address Specified!");
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// }
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// for (int i = (mAddresses.Length - 1); i >= 0; i -= 1) {
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// new CPUx86.Pop{DestinationReg=CPUx86.Registers.EAX};
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// new CPUx86.Move { DestinationReg = CPUx86.Registers.EBP, DestinationIsIndirect = true, DestinationDisplacement = mAddresses[i], SourceReg = CPUx86.Registers.EAX };
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// }
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// Assembler.Stack.Pop();
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// }
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// }
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// }
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}
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}
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