mirror of
https://github.com/danbulant/Cosmos
synced 2026-05-20 04:48:53 +00:00
f8e18e3fbc
Changes in Conv*, Ld* and St* opcodes so that values with size < 4 bytes are extended to 4 bytes. Implemented Not and Xor for values with size 8 bytes. Added tests for bitwise operations, arithmetic operations and Conv* opcodes.
49 lines
1.4 KiB
C#
49 lines
1.4 KiB
C#
using System;
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using Cosmos.IL2CPU.ILOpCodes;
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using XSharp.Compiler;
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namespace Cosmos.IL2CPU.X86.IL
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{
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[Cosmos.IL2CPU.OpCode(ILOpCode.Code.Ldc_R8)]
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public class Ldc_R8 : ILOp
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{
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public Ldc_R8(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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OpDouble xOp = (OpDouble)aOpCode;
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byte[] xBytes = BitConverter.GetBytes(xOp.Value);
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XS.Push (BitConverter.ToUInt32(xBytes, 4));
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XS.Push (BitConverter.ToUInt32(xBytes, 0));
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}
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// using System;
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// using System.Linq;
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//
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// using CPU = Cosmos.Assembler.x86;
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// using Cosmos.IL2CPU.X86;
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//
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// namespace Cosmos.IL2CPU.IL.X86 {
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// [Cosmos.Assembler.OpCode(OpCodeEnum.Ldc_R8)]
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// public class Ldc_R8: Op {
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// private readonly Double mValue;
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// public Ldc_R8(ILReader aReader, MethodInformation aMethodInfo)
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// : base(aReader, aMethodInfo) {
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// mValue = aReader.OperandValueDouble;
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// }
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// public override void DoAssemble() {
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// byte[] xBytes = BitConverter.GetBytes(mValue);
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// new CPU.Push { DestinationValue = BitConverter.ToUInt32(xBytes, 0) };
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// new CPU.Push { DestinationValue = BitConverter.ToUInt32(xBytes, 4) };
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// Assembler.Stack.Push(new StackContent(8, typeof(Double)));
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// }
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// }
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// }
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}
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}
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