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• 15d788789f Add interpreter fallback for self-modifying code main ApfelTeeSaft 2026-01-22 07:55:52 +01:00
• d8afeccbc6 Fixed color palette KallDrexx 2026-01-20 19:48:07 -05:00
• a455bc44ae Support recompilation of self modifying functions. KallDrexx 2026-01-19 21:18:15 -05:00
• 633a0fc8c0 Initial detection of self modifying code KallDrexx 2026-01-19 17:25:49 -05:00
• df3450f8bc Add CIA interrupt checking, debug hook for ram devices KallDrexx 2026-01-19 16:18:46 -05:00
• 861d0f0075 bypass keyboard by by transposing row/col KallDrexx 2026-01-17 16:44:02 -05:00
• 3384fab3e1 Initial keyboard support. Returning wrong keys KallDrexx 2026-01-17 15:15:29 -05:00
• 0fcce79de0 Updated to main branch of NES decompiler for loopback fix KallDrexx 2026-01-17 12:10:57 -05:00
• 25a821502f Fixed crash on returning from IRQ due to trying to decompile a virtual/fake instruction KallDrexx 2026-01-17 11:55:57 -05:00
• a163dcadf7 VIC generates IRQ. Might have exposed decompilation bug KallDrexx 2026-01-15 23:18:15 -05:00
• 5efd9dd23e CIA implementation KallDrexx 2026-01-15 20:59:46 -05:00
• f6b4ac4ee8 Standard text mode now renders KallDrexx 2026-01-14 21:57:15 -05:00
• 987ac2cfde vic-2 work KallDrexx 2026-01-14 21:30:03 -05:00
• ac08eb5c21 Implemented badlines and started c-access KallDrexx 2026-01-13 21:54:21 -05:00
• c8c277e875 Fixed border sizes KallDrexx 2026-01-13 20:51:44 -05:00
• bf79580291 Fixed incorrect render dimension calculations KallDrexx 2026-01-13 20:23:56 -05:00
• b960f1d6c5 Fix PLA to properly load io area as writable to d0000 KallDrexx 2026-01-12 22:13:06 -05:00
• c5ece68895 Fix get code regions to adhere to memory bus override regions KallDrexx 2026-01-12 21:49:46 -05:00
• ccb2aaa7ed Updated memory mapping to allow more flexible routing KallDrexx 2026-01-06 21:56:44 -05:00
• 3431402417 More work towards cia implementation KallDrexx 2026-01-05 23:23:49 -05:00
• 0fd5e82aeb CIA chip wip KallDrexx 2026-01-05 21:59:24 -05:00
• 5b22b32b99 Make memory bus reusable so the Io memory area can be segmented to multiple devices KallDrexx 2026-01-05 21:24:23 -05:00
• 0e590093d7 Fixed improper ranges KallDrexx 2026-01-05 20:33:04 -05:00
• 29378a39e3 Updated color palette KallDrexx 2026-01-05 20:23:34 -05:00
• bcd8457d98 Fixed incorrect dots per scanline KallDrexx 2026-01-04 21:45:29 -05:00
• f612eb2636 Added debugging/logging support KallDrexx 2026-01-04 16:10:30 -05:00
• 224590167d More vic-ii work KallDrexx 2026-01-03 20:41:49 -05:00
• 8e41f54cda More vic-ii work KallDrexx 2026-01-03 16:00:33 -05:00
• ac1aba72dd Moving towards Vic-II implementation KallDrexx 2026-01-02 21:55:23 -05:00
• ed4e0d6206 Added bare bones vic-II and execution infrastructure KallDrexx 2026-01-01 21:44:02 -05:00
• add3df270c Removed debug hooks for adc and sbc KallDrexx 2026-01-01 20:04:10 -05:00
• 57b9798d3a SBC works in decimal mode. KallDrexx 2026-01-01 19:54:47 -05:00
• b66578de77 Initial decimal mode support KallDrexx 2026-01-01 15:33:13 -05:00
• cf93709692 Add logical not operator KallDrexx 2026-01-01 14:58:05 -05:00
• de86234709 wip KallDrexx 2025-12-31 22:00:27 -05:00
• 5558e418e0 Adc with BCD suport for overflow negative, and zero flags KallDrexx 2025-12-31 15:36:14 -05:00
• 6fe19d8bbe Testrunner ignore N and V flags in bcd mode KallDrexx 2025-12-31 15:24:31 -05:00
• a7d960e457 Revert "Adc with BCD suport for overflow and negative flags" KallDrexx 2025-12-31 14:52:08 -05:00
• 3ab84f4152 Adc with BCD suport for overflow and negative flags KallDrexx 2025-12-31 14:02:32 -05:00
• 967130dfd6 ADC with BCD correctly sets zero flag now KallDrexx 2025-12-31 10:10:42 -05:00
• 5132736899 Initial ADC with BCD support test cases passing KallDrexx 2025-12-30 21:47:57 -05:00
• 730f5bc970 Csproj cleanup and always pass unused processor status bit as 1, per 6502 spec KallDrexx 2025-12-30 15:32:34 -05:00
• 05b32148d7 Bulk memory changed notifications support in cache KallDrexx 2025-12-30 10:00:23 -05:00
• 7488c67936 Memory tweaks and command line parsing KallDrexx 2025-12-29 21:53:16 -05:00
• f34c40bffa Initial c64 memory mapping KallDrexx 2025-12-29 15:59:42 -05:00
• 4108b821ce Move page lookups for cache into function retrieval operation instead of memory changed event, since the former happens less often KallDrexx 2025-12-24 20:29:36 -05:00
• b646d9f386 Add the ability to invalidate cached functions with instructions at a specific page boundary, and wired up the JIT engine to invalide the pages at any memory write operation (since the memory bus has no idea if there are any cached functions at the changed address). KallDrexx 2025-12-21 21:59:59 -05:00
• aaf4f89cf8 Moved executable method caching to its own class KallDrexx 2025-12-21 17:18:40 -05:00
• 781b3486ac .net 10 upgrade, comment out unused variables KallDrexx 2025-12-18 21:08:57 -05:00
• 795d5a11c2 Add nes timing mechanism KallDrexx 2025-10-21 00:26:42 -04:00
• 93045f1324 Build and test on PRs (#2) Matthew Shapiro 2025-10-17 23:53:03 -04:00
• 80544f5d7d Readme complete KallDrexx 2025-10-17 23:26:25 -04:00
• 7bf1e50283 Started work on readme KallDrexx 2025-10-17 22:07:52 -04:00
• b8ba021122 Refactored program execution flow a bit KallDrexx 2025-10-17 21:12:48 -04:00
• b706e127e5 Fixed byte vs ushort bug KallDrexx 2025-10-17 20:59:18 -04:00
• cf635173d9 Update decompiler with base address fix KallDrexx 2025-10-17 20:31:41 -04:00
• dcef7be583 Start refactor for attachable devices onto the memory bus KallDrexx 2025-10-17 00:09:15 -04:00
• fef0de9ca7 Fixed improper palette start offset KallDrexx 2025-10-16 21:58:54 -04:00
• 929da61812 Removed unused ppu methods KallDrexx 2025-10-16 21:29:57 -04:00
• 515354e1c0 Add better debugging capabilities KallDrexx 2025-10-15 22:06:36 -04:00
• 22824de3d5 Mostly works, smb flashing and sprite 0 bug where it's resetting the nametable on scanline 243 improperly KallDrexx 2025-10-15 00:26:33 -04:00
• 34087891ff Started PPU optimizations, background tiles work KallDrexx 2025-10-14 00:00:22 -04:00
• 743d90c653 Fix bug where background palette didn't take scrolling into account KallDrexx 2025-10-13 10:48:47 -04:00
• 483d4b0390 Per pixel sprite rendering. Sprite 0 hit detection better but not great. Bad performance KallDrexx 2025-10-13 00:00:15 -04:00
• 33f4baf8c7 Palette index 0 mirroring for smb background KallDrexx 2025-10-12 22:15:07 -04:00
• eb2ae9be15 Implemented scrolling with per pixel drawing KallDrexx 2025-10-12 21:47:47 -04:00
• 10c752003a First pass on per-pixel background drawing KallDrexx 2025-10-12 20:54:34 -04:00
• 79e8d7696d PPU Scroll support KallDrexx 2025-10-12 15:38:19 -04:00
• 44ab13b62a Update NESDecompiler for invalid opcode fix KallDrexx 2025-10-12 14:32:52 -04:00
• dc1b9b3a13 Sprite rendering works KallDrexx 2025-10-12 00:07:39 -04:00
• c9b26eb118 Add fix for wrap-around space issue KallDrexx 2025-10-11 23:19:23 -04:00
• 4889098f20 Add fix for wraparound instructions KallDrexx 2025-10-11 21:11:09 -04:00
• 76cf906d29 Moved NESDecompiler back to updated main branch KallDrexx 2025-10-11 16:23:36 -04:00
• d3c40b4120 Show changed values in processor state, as well as the function path taken KallDrexx 2025-10-11 16:21:13 -04:00
• fe9001af3b Each executable method no longer needs the jit compiler KallDrexx 2025-10-11 15:59:03 -04:00
• a7adfbf66c Add ordering fix for instructions KallDrexx 2025-10-11 15:53:04 -04:00
• 03f5d549ce Debug logs should show ppu status KallDrexx 2025-10-10 23:45:33 -04:00
• 7bc7cb6afd Initial implementation against single function decompiler. Has some bugs though KallDrexx 2025-10-10 23:31:18 -04:00
• 06fdfe597d Debugging fixes KallDrexx 2025-10-10 21:05:59 -04:00
• f95f3a9a28 Moved polling for interrupts into HAL. Has bug where nestest will exit instead of loop KallDrexx 2025-10-10 14:58:21 -04:00
• 5eb6ca07ad Fixed incorrect BRK entrypoint logic KallDrexx 2025-10-10 11:29:14 -04:00
• 4098e4a5ad RTS tests KallDrexx 2025-10-09 21:26:56 -04:00
• b98bce3042 Fixed JSR tests, added BRK tests KallDrexx 2025-10-09 21:18:27 -04:00
• af67f2804b WIP KallDrexx 2025-10-08 23:43:35 -04:00
• 7c0cfc7731 split up common into namespaces KallDrexx 2025-10-08 19:57:59 -04:00
• 25f89aa01f Fix incorrect ordering of instructions KallDrexx 2025-10-07 22:38:20 -04:00
• cad7565f83 Fix JSR execution when a RTI is invoked by a called function KallDrexx 2025-10-07 11:59:08 -04:00
• c19f65a6a4 DebugValue instructions now functional KallDrexx 2025-10-07 11:31:13 -04:00
• a40ed2c174 WIP fix stack nestest tests (RTI incorrect return address) KallDrexx 2025-10-07 00:08:58 -04:00
• 1d511cfe48 Dynamically compile code in RAM KallDrexx 2025-10-06 22:59:51 -04:00
• 98fe122c57 Updated NESDecompiler for Memory<T> support KallDrexx 2025-10-06 21:59:52 -04:00
• 59eb3fe226 Update NESDecompiler for flexible disassembly KallDrexx 2025-10-06 21:47:21 -04:00
• 463f6f334b Implement 6502 bug with indirect jump across page boundaries KallDrexx 2025-10-06 21:38:03 -04:00
• 1e106e7cfc Finished fix for RTS redirection KallDrexx 2025-10-05 23:03:46 -04:00
• 38b86b9ebc WIP fix for RTS redirection KallDrexx 2025-10-05 15:17:51 -04:00
• 6b6e20b908 Fixed failing tests (mostly due to flag unused changes) KallDrexx 2025-10-05 14:37:01 -04:00
• fd4d5592ed Allow for debug logging, fixed stack overflow when NMI returns KallDrexx 2025-10-05 14:00:04 -04:00
• ca8182b07f Add additional 16kb rom fix, temporarily disable jumps to unknown locations KallDrexx 2025-10-04 16:14:44 -04:00
• d3b7ae016c Fixed broken tests due to processor status changes KallDrexx 2025-10-04 00:18:00 -04:00
• 03c3b0749b Fixed always on/b flag results to be what nes6502 tests expect KallDrexx 2025-10-04 00:12:14 -04:00