mirrors/ParkanPlayground
0
Fork 0
mirror of https://github.com/sampletext32/ParkanPlayground.git synced 2025-07-02 04:50:27 +03:00
Code Issues Releases Activity

Added flag manipulation instruction handlers (STC, CLC, CMC, STD, CLD, STI, CLI, SAHF, LAHF)

Browse Source
This commit is contained in:
bird_egop
2025-04-18 12:30:47 +03:00
parent e967c0e0c0
commit e9c221ac14
14 changed files with 460 additions and 45 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
X86Disassembler/X86/Handlers/InstructionHandlerFactory.cs
View File

@ -29,6 +29,7 @@ using X86Disassembler.X86.Handlers.Sub;
using X86Disassembler.X86.Handlers.Test;
using X86Disassembler.X86.Handlers.Xchg;
using X86Disassembler.X86.Handlers.Xor;
using X86Disassembler.X86.Handlers.Flags;
namespace X86Disassembler.X86.Handlers;
@ -93,6 +94,7 @@ public class InstructionHandlerFactory
RegisterBitHandlers(); // Register bit manipulation handlers
RegisterMiscHandlers(); // Register miscellaneous instructions
RegisterShiftHandlers(); // Register shift and rotate instructions
RegisterFlagHandlers(); // Register flag manipulation instructions
}
/// <summary>
@ -464,8 +466,8 @@ public class InstructionHandlerFactory
_handlers.Add(new FloatingPoint.Comparison.FcomRegisterHandler(_decoder)); // FCOM ST(i), ST(0) (DC D0-D7)
_handlers.Add(new FloatingPoint.Arithmetic.FsubStiStHandler(_decoder)); // FSUB ST(i), ST (DC E0-E7)
_handlers.Add(new FloatingPoint.Arithmetic.FsubrStiStHandler(_decoder)); // FSUBR ST(i), ST (DC E8-EF)
_handlers.Add(new FloatingPoint.Arithmetic.FdivStiStHandler(_decoder)); // FDIV ST(i), ST (DC F0-F7)
_handlers.Add(new FloatingPoint.Arithmetic.FdivrStiStHandler(_decoder)); // FDIVR ST(i), ST (DC F8-FF)
_handlers.Add(new FloatingPoint.Arithmetic.FdivrStiStHandler(_decoder)); // FDIV ST(i), ST (DC F0-F7)
_handlers.Add(new FloatingPoint.Arithmetic.FdivStiStHandler(_decoder)); // FDIVR ST(i), ST (DC F8-FF)
_handlers.Add(new FloatingPoint.Comparison.FcompRegisterHandler(_decoder)); // FCOMP ST(i), ST(0) (DC D8-DF)
// DD opcode handlers (register operations)
@ -496,8 +498,8 @@ public class InstructionHandlerFactory
_handlers.Add(new FloatingPoint.Comparison.FcomppHandler(_decoder)); // FCOMPP (DE D9)
_handlers.Add(new FloatingPoint.Arithmetic.FsubpStiStHandler(_decoder)); // FSUBP ST(i), ST (DE E0-E7)
_handlers.Add(new FloatingPoint.Arithmetic.FsubrpStiStHandler(_decoder)); // FSUBRP ST(i), ST (DE E8-EF)
_handlers.Add(new FloatingPoint.Arithmetic.FdivpStiStHandler(_decoder)); // FDIVP ST(i), ST (DE F0-F7)
_handlers.Add(new FloatingPoint.Arithmetic.FdivrpStiStHandler(_decoder)); // FDIVRP ST(i), ST (DE F8-FF)
_handlers.Add(new FloatingPoint.Arithmetic.FdivrpStiStHandler(_decoder)); // FDIVP ST(i), ST (DE F0-F7)
_handlers.Add(new FloatingPoint.Arithmetic.FdivpStiStHandler(_decoder)); // FDIVRP ST(i), ST (DE F8-FF)
// DF opcode handlers (memory operations)
_handlers.Add(new FloatingPoint.LoadStore.FildInt16Handler(_decoder)); // FILD int16 (DF /0)
@ -656,7 +658,7 @@ public class InstructionHandlerFactory
}
/// <summary>
/// Registers all shift and rotate instruction handlers
/// Registers all Shift instruction handlers
/// </summary>
private void RegisterShiftHandlers()
{
@ -716,6 +718,23 @@ public class InstructionHandlerFactory
_handlers.Add(new RcrRm32ByClHandler(_decoder)); // RCR r/m32, CL (0xD3 /3)
_handlers.Add(new RcrRm32ByImmHandler(_decoder)); // RCR r/m32, imm8 (0xC1 /3)
}
/// <summary>
/// Registers all Flag manipulation instruction handlers
/// </summary>
private void RegisterFlagHandlers()
{
// Register flag manipulation handlers
_handlers.Add(new StcHandler(_decoder)); // STC (Set Carry Flag) - opcode F9
_handlers.Add(new ClcHandler(_decoder)); // CLC (Clear Carry Flag) - opcode F8
_handlers.Add(new CmcHandler(_decoder)); // CMC (Complement Carry Flag) - opcode F5
_handlers.Add(new StdHandler(_decoder)); // STD (Set Direction Flag) - opcode FD
_handlers.Add(new CldHandler(_decoder)); // CLD (Clear Direction Flag) - opcode FC
_handlers.Add(new StiHandler(_decoder)); // STI (Set Interrupt Flag) - opcode FB
_handlers.Add(new CliHandler(_decoder)); // CLI (Clear Interrupt Flag) - opcode FA
_handlers.Add(new SahfHandler(_decoder)); // SAHF (Store AH into Flags) - opcode 9E
_handlers.Add(new LahfHandler(_decoder)); // LAHF (Load Flags into AH) - opcode 9F
}
/// <summary>
/// Registers all bit manipulation instruction handlers