Thomas Harte
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2ca1eb4cf8
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Move set_pc into the operation-specific group.
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2022-05-09 16:20:15 -04:00 |
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Thomas Harte
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0af8660181
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Remove add_pc and decline_branch in favour of operation-specific signals.
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2022-05-09 16:19:25 -04:00 |
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Thomas Harte
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8e5650fde9
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Clean up Instruction.hpp.
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2022-05-09 10:13:42 -04:00 |
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Thomas Harte
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539932dc56
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Provide function codes. TODO: optionally.
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2022-05-09 09:18:02 -04:00 |
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Thomas Harte
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e35de357fa
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Route reads and writes through a common path.
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2022-05-08 17:17:46 -04:00 |
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Thomas Harte
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bf8c97abbb
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Permit TRAP, TRAPV and CHK to push the next PC rather than the current.
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2022-05-07 20:32:39 -04:00 |
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Thomas Harte
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2b3900fd14
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Fix LINK A7.
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2022-05-07 08:15:26 -04:00 |
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Thomas Harte
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1defeca1ad
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Implement RTS, RTR, RTE.
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2022-05-06 12:30:49 -04:00 |
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Thomas Harte
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ac6a9ab631
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Fix TAS Dn.
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2022-05-06 12:23:04 -04:00 |
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Thomas Harte
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8176bb6f79
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Expose issues with TST and TAS.
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2022-05-06 12:18:56 -04:00 |
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Thomas Harte
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9c266d4316
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Proceed to unimplemented TST.
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2022-05-06 11:33:57 -04:00 |
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Thomas Harte
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607ddd2f78
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Preserve MOVEM order in Operation .
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2022-05-06 09:45:06 -04:00 |
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Thomas Harte
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47f4bbeec6
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Switch to a contiguous block of 16 registers.
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2022-05-05 15:31:59 -04:00 |
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Thomas Harte
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9ab70b340c
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Route MOVEM appropriately.
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2022-05-05 12:42:57 -04:00 |
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Thomas Harte
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67462c2f92
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Rewire MOVEP.
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2022-05-05 12:27:36 -04:00 |
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Thomas Harte
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4a4e786060
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Hit a realisation: write-back isn't going to work with MOVEP as formulated.
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2022-05-05 09:26:26 -04:00 |
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Thomas Harte
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5d1d94848c
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Take a bash at LINK and UNLK.
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2022-05-04 08:26:11 -04:00 |
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Thomas Harte
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052ba80fd7
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Add enough wiring to complete but fail EXT and JMP/JSR.
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2022-05-03 15:49:55 -04:00 |
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Thomas Harte
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af973138df
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Correct decoding of Bcc.b, satisfying Bcc and BSR tests.
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2022-05-03 15:32:54 -04:00 |
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Thomas Harte
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b3cf13775b
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Consume operand_flags into Instruction.hpp.
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2022-05-03 11:09:57 -04:00 |
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Thomas Harte
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011506f00d
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Add basic exceptions.
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2022-05-02 21:27:58 -04:00 |
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Thomas Harte
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3827ecd6d3
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Proceed to complete test running.
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2022-05-02 12:57:45 -04:00 |
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Thomas Harte
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73f340586d
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Proceed to building, but failing tests.
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2022-05-02 07:45:07 -04:00 |
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Thomas Harte
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fc8e020436
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Improve field name.
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2022-05-01 15:12:13 -04:00 |
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Thomas Harte
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6b073c6067
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Attempt to round out addressing modes, shift to a header, as per templating on BusHandler.
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2022-05-01 15:10:54 -04:00 |
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Thomas Harte
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0b19bbff8d
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Marginally refactor, to avoid repetition of read/write branch.
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2022-05-01 13:09:28 -04:00 |
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Thomas Harte
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42927c1e32
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Establish more of the 680x0 executor loop.
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2022-05-01 13:00:20 -04:00 |
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Thomas Harte
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f4074e0bba
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Add basic status.
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2022-04-30 08:38:28 -04:00 |
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Thomas Harte
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9359f6477b
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Start drafting an Executor.
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2022-04-29 17:12:06 -04:00 |
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