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Code Issues Releases Activity

Implemented individual handlers for Group1 and Group3 instructions

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bird_egop
2025-04-12 20:13:01 +03:00
parent 58a148ebd8
commit e4b8645da0
28 changed files with 2218 additions and 2 deletions
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78
X86Disassembler/X86/Handlers/InstructionHandlerFactory.cs
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@ -1,5 +1,8 @@
namespace X86Disassembler.X86.Handlers;
using X86Disassembler.X86.Handlers.Group1;
using X86Disassembler.X86.Handlers.Group3;
/// <summary>
/// Factory for creating instruction handlers
/// </summary>
@ -45,13 +48,84 @@ public class InstructionHandlerFactory
_handlers.Add(new ConditionalJumpHandler(_codeBuffer, _decoder, _length));
_handlers.Add(new TwoByteConditionalJumpHandler(_codeBuffer, _decoder, _length));
// Register Group1 handlers
RegisterGroup1Handlers();
// Register Group3 handlers
RegisterGroup3Handlers();
// Register group handlers for instructions that share similar decoding logic
_handlers.Add(new Group1Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new Group3Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new FloatingPointHandler(_codeBuffer, _decoder, _length));
_handlers.Add(new DataTransferHandler(_codeBuffer, _decoder, _length));
}
/// <summary>
/// Registers the Group1 handlers
/// </summary>
private void RegisterGroup1Handlers()
{
// ADD handlers
_handlers.Add(new AddImmToRm8Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new AddImmToRm32Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new AddImmToRm32SignExtendedHandler(_codeBuffer, _decoder, _length));
// OR handlers
_handlers.Add(new OrImmToRm8Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new OrImmToRm32Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new OrImmToRm32SignExtendedHandler(_codeBuffer, _decoder, _length));
// ADC handlers
_handlers.Add(new AdcImmToRm32Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new AdcImmToRm32SignExtendedHandler(_codeBuffer, _decoder, _length));
// SBB handlers
_handlers.Add(new SbbImmFromRm32Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new SbbImmFromRm32SignExtendedHandler(_codeBuffer, _decoder, _length));
// AND handlers
_handlers.Add(new AndImmWithRm32Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new AndImmWithRm32SignExtendedHandler(_codeBuffer, _decoder, _length));
// SUB handlers
_handlers.Add(new SubImmFromRm32Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new SubImmFromRm32SignExtendedHandler(_codeBuffer, _decoder, _length));
// XOR handlers
_handlers.Add(new XorImmWithRm32Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new XorImmWithRm32SignExtendedHandler(_codeBuffer, _decoder, _length));
// CMP handlers
_handlers.Add(new CmpImmWithRm32Handler(_codeBuffer, _decoder, _length));
_handlers.Add(new CmpImmWithRm32SignExtendedHandler(_codeBuffer, _decoder, _length));
}
/// <summary>
/// Registers the Group3 handlers
/// </summary>
private void RegisterGroup3Handlers()
{
// TEST handler
_handlers.Add(new TestImmWithRm32Handler(_codeBuffer, _decoder, _length));
// NOT handler
_handlers.Add(new NotRm32Handler(_codeBuffer, _decoder, _length));
// NEG handler
_handlers.Add(new NegRm32Handler(_codeBuffer, _decoder, _length));
// MUL handler
_handlers.Add(new MulRm32Handler(_codeBuffer, _decoder, _length));
// IMUL handler
_handlers.Add(new ImulRm32Handler(_codeBuffer, _decoder, _length));
// DIV handler
_handlers.Add(new DivRm32Handler(_codeBuffer, _decoder, _length));
// IDIV handler
_handlers.Add(new IdivRm32Handler(_codeBuffer, _decoder, _length));
}
/// <summary>
/// Gets a handler that can decode the given opcode
/// </summary>