mirror of
https://github.com/danbulant/Cosmos
synced 2026-05-27 14:02:19 +00:00
70 lines
2.9 KiB
C#
70 lines
2.9 KiB
C#
using System;
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using CPUx86 = Cosmos.IL2CPU.X86;
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namespace Cosmos.IL2CPU.X86.IL
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{
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/// <summary>
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/// Converts the unsigned integer value on top of the evaluation stack to float32 or float64.
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/// </summary>
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[Cosmos.IL2CPU.OpCode( ILOpCode.Code.Conv_R_Un )]
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public class Conv_R_Un : ILOp
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{
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public Conv_R_Un( 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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var xValue = Assembler.Stack.Pop();
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if( xValue.Size > 4 )
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{
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//EmitNotImplementedException( Assembler, aServiceProvider, "Doubles not yet supported (add)", aCurrentLabel, aCurrentMethodInfo, aCurrentOffset, aNextLabel );
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throw new NotImplementedException();
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}
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else
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{
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new CPUx86.SSE.MoveSS { DestinationReg = CPUx86.Registers.XMM0, SourceReg = CPUx86.Registers.ESP, SourceIsIndirect = true };
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new CPUx86.SSE.MoveSS { DestinationReg = CPUx86.Registers.XMM1, SourceReg = CPUx86.Registers.ESP, SourceIsIndirect = true };
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new CPUx86.SSE.AddSS { DestinationReg = CPUx86.Registers.XMM0, SourceReg = CPUx86.Registers.XMM1 };
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new CPUx86.SSE.MoveSS { DestinationReg = CPUx86.Registers.ESP, DestinationIsIndirect = true, SourceReg = CPUx86.Registers.XMM0 };
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}
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if( xValue.Size > 8 )
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{
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//EmitNotImplementedException( Assembler, aServiceProvider, "Size '" + xSize.Size + "' not supported (add)", aCurrentLabel, aCurrentMethodInfo, aCurrentOffset, aNextLabel );
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throw new NotImplementedException();
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}
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}
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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 = Cosmos.IL2CPU.X86;
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//
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// namespace Indy.IL2CPU.IL.X86 {
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// [OpCode(OpCodeEnum.Conv_R_Un)]
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// public class Conv_R_Un: Op {
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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 Conv_R_Un(ILReader aReader, MethodInformation aMethodInfo)
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// : base(aReader, aMethodInfo) {
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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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// EmitNotImplementedException(Assembler, GetServiceProvider(), "Conv_R_Un: Not implemented at all yet!", mCurLabel, mMethodInformation, mCurOffset, mNextLabel);
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// }
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// }
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// }
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}
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}
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