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12,216 Commits 3 Branches 145 Tags
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934 Commits

Author SHA1 Message Date
Thomas Harte 9162c86e21 Test, improve BitStream. 2025-02-20 22:42:02 -05:00
Thomas Harte da1d52033b Use contractions. 2025-01-28 18:19:31 -05:00
Thomas Harte 01ddc24c02 Require overt acknowledgement of meaning. 2025-01-28 17:42:26 -05:00
Thomas Harte 32beafc12d Test Plus 4 detectionl; add shout for additional start address. 2024-12-02 15:27:37 -05:00
Thomas Harte d3ed485e7a Take another big swing at indentation, some consts. 2024-12-01 21:44:14 -05:00
Thomas Harte 3a0f4a0bfc Improve constness, formatting. 2024-12-01 18:09:19 -05:00
Thomas Harte 8b88d1294d Remove errant spaces. 2024-12-01 09:04:32 -05:00
Thomas Harte 43fcf46d69 Limit line lengths. 2024-12-01 09:00:29 -05:00
Thomas Harte 394fe0f1f1 Improve formatting, constness in 68k and ARM instruction set implementations. 2024-12-01 08:20:24 -05:00
Thomas Harte a7d2b0f63b Const as many arguments as possible. 2024-10-13 21:40:39 -04:00
Thomas Harte 49012a21c8 Convert index macro. 2024-10-09 21:50:03 -04:00
Thomas Harte f136151064 Transcribe op_X macros. 2024-10-09 21:46:30 -04:00
Thomas Harte 4838728521 Eliminate nibble macros. 2024-10-09 21:04:32 -04:00
Thomas Harte 95fac5dc13 Begin macro elimination. 2024-10-09 14:27:35 -04:00
Thomas Harte 5da01e4fd8 Add potential short-circuit. 2024-04-29 22:45:30 -04:00
Thomas Harte 5a84e98256 Fix trans for instruction fetches. 2024-04-29 21:54:59 -04:00
Thomas Harte becb6ce2e0 Fix two more not-really-an-issue warnings. 2024-04-23 22:20:13 -04:00
Thomas Harte 56b65780d2 Avoid loading nonsense value upon data abort. 2024-04-22 22:09:57 -04:00
Thomas Harte 8e64a854fc Ensure all routes return; mildly decrease conditionals. 2024-04-22 21:56:53 -04:00
Thomas Harte ea3eef3817 Put interrupts into pipeline, without delay. 2024-04-19 22:21:23 -04:00
Thomas Harte 83eac172c9 Revoke in-pipeline interrupts. 
I'm unclear on what timing should apply here really.
 2024-04-19 21:46:09 -04:00
Thomas Harte 5b13d3e893 Attempt the prefetch portion of a pipeline. 2024-04-19 21:30:15 -04:00
Thomas Harte 4bf02122ee Fix disassembler. 2024-04-18 23:17:44 -04:00
Thomas Harte e6c4454059 Provide a means for SWI interception. 2024-04-18 22:13:58 -04:00
Thomas Harte d464ce831a Add did_set_pc. 2024-04-18 19:30:07 -04:00
Thomas Harte da520de9ef Further appease GCC. 2024-04-17 22:38:32 -04:00
Thomas Harte e680a973b0 Appease GCC with a 'default'. 2024-04-17 22:17:24 -04:00
Thomas Harte 07984a2f8b Resolve various warnings. 2024-04-17 22:15:05 -04:00
Thomas Harte 4f58664f97 Catch interrupt enables. 2024-04-07 22:08:12 -04:00
Thomas Harte 7d8a364658 Reimplement LDM and STM. 2024-04-04 21:59:18 -04:00
Thomas Harte 41c471ca52 Add a force-user-aware accessor. 2024-04-04 20:17:44 -04:00
Thomas Harte dd127f64fe Simplify range. 2024-04-03 07:23:14 -04:00
Thomas Harte b19dcfd6dc Take another run at shifts. 2024-04-02 21:57:46 -04:00
Thomas Harte 7c9715f00c Change mind about carry behaviour. 2024-04-01 21:38:44 -04:00
Thomas Harte 7de92a9457 Slightly clean up shift code. 2024-04-01 21:24:49 -04:00
Thomas Harte 2e7c1acb88 Add note on confusion. 2024-03-28 10:34:46 -04:00
Thomas Harte 4fcb85d132 Cleave off most remaining reasons for failure. 2024-03-28 10:32:27 -04:00
Thomas Harte 0e17f382a1 Capture further detail. 2024-03-27 22:36:03 -04:00
Thomas Harte 72a645ec1e Fix trans; take further crack at MEMC permissions. 2024-03-25 15:50:59 -04:00
Thomas Harte 521fca6089 Expose full bus to IOC dependents; add notes. 2024-03-25 11:07:44 -04:00
Thomas Harte 55f92e2411 Adjust data abort address. 2024-03-23 20:31:47 -04:00
Thomas Harte 9ea3e547ee Fix IRQ/FIQ return addresses. 2024-03-22 21:42:34 -04:00
Thomas Harte ae6cf69449 Move responsibility for clock division; reinstate vsync interrupt. 2024-03-22 10:01:34 -04:00
Thomas Harte 85a738acff Get rigorous on exception addresses. 2024-03-19 15:03:31 -04:00
Thomas Harte 9d084782ae Document. 2024-03-19 12:22:19 -04:00
Thomas Harte 106937b679 Run into the shifts wall with LDR/STR. 2024-03-19 12:19:49 -04:00
Thomas Harte 623eda7162 Output branches and nops correctly. 2024-03-19 11:42:41 -04:00
Thomas Harte 2ad6bb099b Begin foray into disassembly. 2024-03-19 11:34:10 -04:00
Thomas Harte 9d858bc61b IRQ and FIQ should also store PC+4. 2024-03-18 14:08:08 -04:00
Thomas Harte 1c1d2891c7 Adjust IRQ/FIQ return addresses. 2024-03-15 21:59:38 -04:00