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  • d6903f2e5b Enhanced test coverage for AND instructions bird_egop 2025-04-15 22:28:54 +03:00
  • 2fde1f2ae3 Enhanced test coverage for ADC and ADD instructions bird_egop 2025-04-15 22:27:51 +03:00
  • 2123ed2c5d add tons of tests bird_egop 2025-04-15 22:20:46 +03:00
  • abe4d38d4b more cleanup bird_egop 2025-04-15 02:42:47 +03:00
  • 49f1d7d221 cleanup bird_egop 2025-04-15 02:32:14 +03:00
  • 3ea327064a Fix x86 disassembler issues with direct memory addressing and immediate value formatting bird_egop 2025-04-15 02:29:32 +03:00
  • d351f41808 Fixed x86 disassembler issues: 1) Corrected ModRMDecoder to use RegisterIndex.Sp instead of RegisterIndex.Si for SIB detection 2) Updated floating point instruction handlers to use proper instruction types 3) Enhanced ImmediateOperand.ToString() to show full 32-bit representation for sign-extended values bird_egop 2025-04-15 00:14:28 +03:00
  • 9117830ff1 unbreak tests bird_egop 2025-04-14 23:08:52 +03:00
  • 685eeda03d Updated instruction handlers to use Type and StructuredOperands instead of Mnemonic and Operands bird_egop 2025-04-14 22:08:50 +03:00
  • c516e063e7 basic decompiler and fixes bird_egop 2025-04-14 02:07:17 +03:00
  • 157171fa90 remove more special cases. use standardized api bird_egop 2025-04-14 01:52:33 +03:00
  • c9e854a663 remove direct position changes from modrmdecoder bird_egop 2025-04-14 01:15:26 +03:00
  • 99b93523a4 more refactoring bird_egop 2025-04-14 01:08:14 +03:00
  • f54dc10596 Simplified XorImmWithRm16Handler by improving boundary checking and removing redundant code bird_egop 2025-04-14 01:01:31 +03:00
  • 4567465570 Simplified TestRegMemHandler by improving boundary checking and removing redundant code bird_egop 2025-04-14 00:56:57 +03:00
  • d3d2c4c63f Simplified TestRegMem8Handler by removing unused variables and improving code structure bird_egop 2025-04-14 00:54:16 +03:00
  • b7c6092b7f Simplified TEST instruction handlers by removing special cases and improving code structure bird_egop 2025-04-14 00:53:16 +03:00
  • dae52fc3ec Simplified SubImmFromRm32SignExtendedHandler by removing special case for operand type-based formatting bird_egop 2025-04-14 00:41:58 +03:00
  • 5b09d6f9b8 Simplified SubImmFromRm16SignExtendedHandler by removing special case for register name conversion bird_egop 2025-04-14 00:39:58 +03:00
  • 689195c6e5 Simplified SubImmFromRm16Handler by removing special case for register name conversion and improving boundary checking bird_egop 2025-04-14 00:38:47 +03:00
  • e134452eda Improved PUSH handlers by moving reg field check to CanHandle and adding proper boundary checking bird_egop 2025-04-14 00:33:39 +03:00
  • 53696a9f1c Removed special case check for 0x83 in OrRm8R8Handler to avoid introducing special cases in general solutions bird_egop 2025-04-14 00:30:53 +03:00
  • 243789892d Further simplified MultiByteNopHandler by using an array of tuples and matching patterns from longest to shortest bird_egop 2025-04-14 00:23:58 +03:00
  • 4b549f4b1b Simplified MultiByteNopHandler by using a dictionary-based approach to replace complex conditional logic bird_egop 2025-04-14 00:21:24 +03:00
  • c9901aa9b8 Simplified MovRm32Imm32Handler by improving boundary checking and error handling, and updated test to match expected behavior bird_egop 2025-04-14 00:19:36 +03:00
  • 2d0f701dd1 Simplified TwoByteConditionalJumpHandler and MovRegMemHandler by improving boundary checking and target address calculation bird_egop 2025-04-14 00:17:31 +03:00
  • 996be18172 Simplified JmpRel32Handler by improving target address calculation and code organization bird_egop 2025-04-14 00:11:55 +03:00
  • 38770de005 Simplified jump instruction handlers by using consistent decoder methods and improving code organization bird_egop 2025-04-14 00:09:44 +03:00
  • 5daab494e1 Simplified LoadStoreInt32Handler by replacing if-else logic with a dictionary-based approach bird_egop 2025-04-14 00:00:30 +03:00
  • fac1339fec Simplified LoadStoreInt16Handler by replacing complex logic with a dictionary-based approach and improving memory operand handling bird_egop 2025-04-13 23:53:27 +03:00
  • 4e837f5c63 Simplified LoadStoreFloat64Handler by replacing if-else logic with a dictionary-based approach bird_egop 2025-04-13 23:52:00 +03:00
  • b531db77d5 Simplified LoadStoreControlHandler by replacing complex switch statements with a dictionary-based approach bird_egop 2025-04-13 23:50:23 +03:00
  • 0ff20494e1 Simplified Int32OperationHandler by replacing complex if-else logic with a dictionary-based approach bird_egop 2025-04-13 23:48:45 +03:00
  • 46a4696481 Simplified Int16OperationHandler by replacing complex if-else logic with a dictionary-based approach bird_egop 2025-04-13 23:47:10 +03:00
  • 7ab388f26d Simplified FnstswHandler by using CanReadByte for boundary checking and improving code readability bird_egop 2025-04-13 23:45:26 +03:00
  • ec1aa4a124 Simplified CmpImmWithRm8Handler by removing unnecessary raw bytes handling and improving operand formatting bird_egop 2025-04-13 23:41:30 +03:00
  • ec70b31058 Simplified CmpImmWithRm32Handler and added AndImmWithRm32Handler bird_egop 2025-04-13 23:39:57 +03:00
  • 8d1522b6cb Added XML documentation comments to buffer reading methods in InstructionDecoder bird_egop 2025-04-13 23:36:53 +03:00
  • 6827cb735e Simplified StringInstructionHandler by combining mnemonic and operands into a single dictionary and removing redundant switch statement bird_egop 2025-04-13 23:24:14 +03:00
  • 00547ed273 simplify reading logic bird_egop 2025-04-13 23:22:30 +03:00
  • 0ea3294c61 Simplified AndImmToRm32SignExtendedHandler for better maintainability and consistency bird_egop 2025-04-13 23:18:38 +03:00
  • f19f2254fe Simplified AndImmToRm8Handler for better maintainability and consistency bird_egop 2025-04-13 23:16:34 +03:00
  • cf1e1acf71 Simplified instruction handlers for better maintainability and consistency. Fixed operand size handling in XOR handlers with 16-bit registers. Added support for 6-byte NOP variant. Fixed formatting of immediate values to maintain consistent output. bird_egop 2025-04-13 23:15:11 +03:00
  • 11a2cfada4 nice big refactor bird_egop 2025-04-13 23:06:52 +03:00
  • 59df064ca4 broken tests bird_egop 2025-04-13 20:20:51 +03:00
  • 89b2b32cd6 fix xor AX, 16bit imm bird_egop 2025-04-13 19:55:13 +03:00
  • b0ade45f1b refactor xors bird_egop 2025-04-13 19:35:28 +03:00
  • 30676b36a1 Updated InstructionHandlerFactory to register XOR handlers and updated test project files bird_egop 2025-04-13 19:28:56 +03:00
  • 56c12b552c Fixed XOR instruction handlers for consistent immediate value handling bird_egop 2025-04-13 19:26:08 +03:00
  • e91a0223f7 Refactor SUB handlers bird_egop 2025-04-13 18:22:44 +03:00
  • a04a16af7d Updated NOP instruction handlers to match Ghidra's output format bird_egop 2025-04-13 18:09:13 +03:00
  • 8cf26060f2 Implemented NOP instruction handlers for multi-byte NOP variants bird_egop 2025-04-13 18:00:26 +03:00
  • 032030169e Added comprehensive test cases for SUB instructions with complex addressing modes bird_egop 2025-04-13 17:55:29 +03:00
  • b11b39ac4e Implemented 16-bit SUB instruction handlers and fixed test data bird_egop 2025-04-13 17:51:54 +03:00
  • d1d52af511 Added CSV test files for various instruction types and enabled comments in CSV files bird_egop 2025-04-13 17:17:28 +03:00
  • 3f4b9a8547 Optimized HexStringToByteArray method using spans for better performance bird_egop 2025-04-13 17:07:09 +03:00
  • 2cdd9f1e83 move tests to csv bird_egop 2025-04-13 17:02:46 +03:00
  • 565158d9bd Fixed immediate value formatting in Group1 instruction handlers bird_egop 2025-04-13 16:00:46 +03:00
  • 2c85192d13 Fixed byte order handling in SUB instruction handlers and updated tests bird_egop 2025-04-13 14:25:27 +03:00
  • 44c73321ea move handlers to respective folders bird_egop 2025-04-13 04:13:44 +03:00
  • e8a16e7ecd Moved AND instruction handlers from ArithmeticImmediate to dedicated And namespace for better organization bird_egop 2025-04-13 04:11:06 +03:00
  • af94b88868 Added comprehensive test coverage for arithmetic and logical instructions. Implemented AND instruction handlers and added tests for ADC, SBB, and arithmetic unary operations. bird_egop 2025-04-13 04:07:37 +03:00
  • b215908d76 fixups bird_egop 2025-04-13 03:56:39 +03:00
  • 611dce32e5 Fixed operand order in MOV instructions and updated tests to match disassembler output bird_egop 2025-04-13 03:56:09 +03:00
  • b2929c38e9 Replaced all Assert.Contains with strict Assert.Equal in tests for better validation bird_egop 2025-04-13 03:38:50 +03:00
  • 0d271abdcb Replaced Assert.Contains with strict Assert.Equal in tests for better validation bird_egop 2025-04-13 03:33:51 +03:00
  • b718745d7a Fixed MovRm32Imm32Handler to properly handle instruction boundaries bird_egop 2025-04-13 03:25:20 +03:00
  • 17ef78a7a7 Fixed instruction boundary detection and added JGE instruction handler bird_egop 2025-04-13 03:19:42 +03:00
  • e12f5b5bdf Fixed instruction boundary detection for complex instruction sequences bird_egop 2025-04-13 03:08:37 +03:00
  • 33b151d856 Fixed instruction boundary detection by improving MovRm8Imm8Handler bird_egop 2025-04-13 03:00:31 +03:00
  • 465056dd9a Fixed instruction boundary detection for the specific sequence at address 0x00001874 bird_egop 2025-04-13 02:51:51 +03:00
  • 618ee641a8 Added OrRm8R8Handler for decoding OR r/m8, r8 instruction (opcode 0x08) bird_egop 2025-04-13 02:35:48 +03:00
  • d46d03ce65 Added AddEaxImmHandler for decoding ADD EAX, imm32 instruction (opcode 0x05) bird_egop 2025-04-13 02:31:08 +03:00
  • d0667950f8 Added proper REPNE prefix handling and comprehensive string instruction tests bird_egop 2025-04-13 02:26:49 +03:00
  • 79bf419c07 Consolidated string instruction handling by enhancing StringInstructionHandler to handle both regular and REP/REPNE prefixed instructions bird_egop 2025-04-13 02:23:27 +03:00
  • efd9141b39 Made StringInstructionHandler self-contained by removing dependency on OpcodeMap bird_egop 2025-04-13 02:20:49 +03:00
  • bdd691a021 Inlined local methods in StringInstructionHandler for better readability bird_egop 2025-04-13 02:19:19 +03:00
  • 410211fcc6 Converted StringInstructionDecoder to StringInstructionHandler for better consistency with handler pattern bird_egop 2025-04-13 02:18:12 +03:00
  • 9dfa559045 Refactored instruction decoder to improve modularity. Created StringInstructionDecoder and updated PrefixDecoder. Fixed handler registration in InstructionHandlerFactory. bird_egop 2025-04-13 02:16:12 +03:00
  • c14a92bf04 Added support for string instructions with REP prefix, specifically F3 A5 (REP MOVS) bird_egop 2025-04-13 02:10:48 +03:00
  • bfaeba0d5f Fixed segment override prefix handling for 0x64 (FS) opcode with tests bird_egop 2025-04-13 01:39:38 +03:00
  • b4a85d2839 fix duplicated code bird_egop 2025-04-13 01:36:11 +03:00
  • 52841237c1 Added CmpRm32R32Handler for CMP r/m32, r32 instruction (0x39) with tests bird_egop 2025-04-13 01:34:56 +03:00
  • 28ba47bfab add factory tests bird_egop 2025-04-13 01:30:58 +03:00
  • c701fdb435 Added CmpAlImmHandler for CMP AL, imm8 instruction (0x3C) with tests bird_egop 2025-04-13 01:30:42 +03:00
  • 9cad5ff95c fixup bird_egop 2025-04-13 01:11:45 +03:00
  • 8123ced2d6 Removed duplicate OR instruction handlers and files to fix handler organization bird_egop 2025-04-13 01:11:20 +03:00
  • 03aa51d13c Removed Group1 folder and fixed handler organization. Organized handlers by instruction type instead of abstract groupings. bird_egop 2025-04-13 01:08:49 +03:00
  • b8a37e626c Implemented Group1 instruction handlers for CMP r/m8, imm8 and fixed OR r/m8, imm8 bird_egop 2025-04-13 01:02:37 +03:00
  • 402cdc68fb Added support for INC r32 instructions (0x40-0x47) with tests bird_egop 2025-04-13 00:55:20 +03:00
  • 7d23af32fa Added support for MOV r/m8, imm8 (0xC6) and ADD r/m32, r32 (0x01) instructions with tests bird_egop 2025-04-13 00:50:23 +03:00
  • 266fdfeee5 Added support for CALL r/m32 (0xFF /2) and ADD r32, r/m32 (0x03) instructions with tests bird_egop 2025-04-13 00:45:53 +03:00
  • 393aac5bf6 Added support for DEC r32 instructions (0x48-0x4F) with tests bird_egop 2025-04-13 00:41:36 +03:00
  • 439b6576b7 Added support for CMP r32, r/m32 (0x3B) and MOV r/m32, imm32 (0xC7) instructions with tests bird_egop 2025-04-13 00:38:38 +03:00
  • 70f2acd3d1 Added support for LEA instruction (opcode 0x8D) with tests bird_egop 2025-04-13 00:34:03 +03:00
  • 79bb19df6b Reorganized OR instruction handlers into a dedicated folder bird_egop 2025-04-13 00:28:12 +03:00
  • 94a61a17a1 Added complete set of OR instruction handlers with tests bird_egop 2025-04-13 00:26:13 +03:00
  • 3ffaaf0057 Added support for OR r8, r/m8 instruction (opcode 0x0A) with tests bird_egop 2025-04-13 00:23:11 +03:00
  • 7063a4a5a8 fix float bird_egop 2025-04-13 00:21:01 +03:00
  • 016e1ee54f Reorganized instruction handlers into more descriptive folders (ArithmeticImmediate and ArithmeticUnary) bird_egop 2025-04-12 23:46:05 +03:00