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Code Issues Releases Activity

Converted StringInstructionDecoder to StringInstructionHandler for better consistency with handler pattern

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bird_egop
2025-04-13 02:18:12 +03:00
parent 9dfa559045
commit 410211fcc6
4 changed files with 89 additions and 114 deletions
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16
X86Disassembler/X86/InstructionDecoder.cs
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@ -22,7 +22,6 @@ public class InstructionDecoder
// Specialized decoders
private readonly PrefixDecoder _prefixDecoder;
private readonly ModRMDecoder _modRMDecoder;
private readonly StringInstructionDecoder _stringDecoder;
/// <summary>
/// Initializes a new instance of the InstructionDecoder class
@ -38,7 +37,6 @@ public class InstructionDecoder
// Create specialized decoders
_prefixDecoder = new PrefixDecoder();
_modRMDecoder = new ModRMDecoder(codeBuffer, this, length);
_stringDecoder = new StringInstructionDecoder(codeBuffer, length);
// Create the instruction handler factory
_handlerFactory = new InstructionHandlerFactory(_codeBuffer, this, _length);
@ -75,20 +73,6 @@ public class InstructionDecoder
if (_prefixDecoder.DecodePrefix(prefix))
{
_position++;
// Special case for REP/REPNE prefix followed by string instruction
if ((prefix == 0xF2 || prefix == 0xF3) && _position < _length)
{
byte nextByte = _codeBuffer[_position];
if (_stringDecoder.IsStringInstruction(nextByte))
{
// Skip the string operation opcode
_position++;
// Handle REP string instruction
return _stringDecoder.CreateStringInstruction(prefix, nextByte, startPosition, _position);
}
}
}
else
{