Cosmos/source/Cosmos.IL2CPU/IL/Ldc_R8.cs
2017-03-19 09:29:46 -05:00

50 lines
1.5 KiB
C#

using System;
using CPU = Cosmos.Assembler.x86;
using Cosmos.IL2CPU.ILOpCodes;
using Cosmos.Assembler;
namespace Cosmos.IL2CPU.X86.IL
{
[Cosmos.IL2CPU.OpCode(ILOpCode.Code.Ldc_R8)]
public class Ldc_R8 : ILOp
{
public Ldc_R8(Cosmos.Assembler.Assembler aAsmblr)
: base(aAsmblr)
{
}
public override void Execute(_MethodInfo aMethod, ILOpCode aOpCode)
{
OpDouble xOp = (OpDouble)aOpCode;
byte[] xBytes = BitConverter.GetBytes(xOp.Value);
new CPU.Push { DestinationValue = BitConverter.ToUInt32(xBytes, 4) };
new CPU.Push { DestinationValue = BitConverter.ToUInt32(xBytes, 0) };
}
// using System;
// using System.Linq;
//
// using CPU = Cosmos.Assembler.x86;
// using Cosmos.IL2CPU.X86;
//
// namespace Cosmos.IL2CPU.IL.X86 {
// [Cosmos.Assembler.OpCode(OpCodeEnum.Ldc_R8)]
// public class Ldc_R8: Op {
// private readonly Double mValue;
// public Ldc_R8(ILReader aReader, MethodInformation aMethodInfo)
// : base(aReader, aMethodInfo) {
// mValue = aReader.OperandValueDouble;
// }
// public override void DoAssemble() {
// byte[] xBytes = BitConverter.GetBytes(mValue);
// new CPU.Push { DestinationValue = BitConverter.ToUInt32(xBytes, 0) };
// new CPU.Push { DestinationValue = BitConverter.ToUInt32(xBytes, 4) };
// Assembler.Stack.Push(new StackContent(8, typeof(Double)));
// }
// }
// }
}
}