mirror of
https://github.com/danbulant/Cosmos
synced 2026-05-19 12:30:32 +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.
37 lines
1 KiB
C#
37 lines
1 KiB
C#
using System;
|
|
|
|
using XSharp.Compiler;
|
|
using static XSharp.Compiler.XSRegisters;
|
|
|
|
namespace Cosmos.IL2CPU.X86.IL
|
|
{
|
|
[Cosmos.IL2CPU.OpCode(ILOpCode.Code.Not)]
|
|
public class Not : ILOp
|
|
{
|
|
public Not(Cosmos.Assembler.Assembler aAsmblr)
|
|
: base(aAsmblr)
|
|
{
|
|
}
|
|
|
|
public override void Execute(MethodInfo aMethod, ILOpCode aOpCode)
|
|
{
|
|
var xStackContent = aOpCode.StackPopTypes[0];
|
|
var xSize = SizeOfType(xStackContent);
|
|
|
|
if (xSize > 8)
|
|
{
|
|
throw new NotSupportedException("Cosmos.IL2CPU.x86->IL->And.cs->Error: Operands have different size!");
|
|
}
|
|
|
|
if (xSize <= 4)
|
|
{
|
|
XS.Not(ESP, isIndirect: true, size: RegisterSize.Int32);
|
|
}
|
|
else if (xSize <= 8)
|
|
{
|
|
XS.Not(ESP, isIndirect: true, size: RegisterSize.Int32);
|
|
XS.Not(ESP, displacement: 4, size: RegisterSize.Int32);
|
|
}
|
|
}
|
|
}
|
|
}
|