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Fix x86 disassembler issues with direct memory addressing and immediate value formatting

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bird_egop
2025-04-15 02:29:32 +03:00
parent d351f41808
commit 3ea327064a
67 changed files with 854 additions and 453 deletions
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8
X86Disassembler/X86/Operands/DisplacementMemoryOperand.cs
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@ -37,6 +37,12 @@ public class DisplacementMemoryOperand : MemoryOperand
{
string sign = Displacement >= 0 ? "+" : "";
var registerName = ModRMDecoder.GetRegisterName(BaseRegister, 32);
return $"{GetSegmentPrefix()}[{registerName}{sign}0x{Math.Abs(Displacement):X}]";
// Format small displacements (< 256) with at least 2 digits
string formattedDisplacement = Math.Abs(Displacement) < 256
? $"0x{Math.Abs(Displacement):X2}"
: $"0x{Math.Abs(Displacement):X}";
return $"{GetSegmentPrefix()}{GetSizePrefix()}[{registerName}{sign}{formattedDisplacement}]";
}
}