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Code Issues Releases Activity

Split FINIT/FNINIT handlers for proper instruction recognition

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bird_egop
2025-04-18 13:17:15 +03:00
parent 167b0e2c48
commit fea700596c
3 changed files with 89 additions and 17 deletions
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3
X86Disassembler/X86/Handlers/InstructionHandlerFactory.cs
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@ -437,7 +437,8 @@ public class InstructionHandlerFactory
// DB opcode handlers (control instructions)
_handlers.Add(new FloatingPoint.Control.FclexHandler(_decoder)); // FNCLEX (DB E2)
_handlers.Add(new FloatingPoint.Control.FclexWaitHandler(_decoder)); // FCLEX (9B DB E2)
_handlers.Add(new FloatingPoint.Control.FinitHandler(_decoder)); // FINIT (DB E3)
_handlers.Add(new FloatingPoint.Control.FninitHandler(_decoder)); // FNINIT (DB E3)
_handlers.Add(new FloatingPoint.Control.FinitHandler(_decoder)); // FINIT (9B DB E3)
// DB opcode handlers (comparison instructions)
_handlers.Add(new FloatingPoint.Comparison.FucomiHandler(_decoder)); // FUCOMI (DB E8-EF)