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Commit Graph

21 Commits

Author SHA1 Message Date
Thomas Harte
67462c2f92 Rewire MOVEP. 2022-05-05 12:27:36 -04:00
Thomas Harte
4a4e786060 Hit a realisation: write-back isn't going to work with MOVEP as formulated. 2022-05-05 09:26:26 -04:00
Thomas Harte
5d1d94848c Take a bash at LINK and UNLK. 2022-05-04 08:26:11 -04:00
Thomas Harte
052ba80fd7 Add enough wiring to complete but fail EXT and JMP/JSR. 2022-05-03 15:49:55 -04:00
Thomas Harte
af973138df Correct decoding of Bcc.b, satisfying Bcc and BSR tests. 2022-05-03 15:32:54 -04:00
Thomas Harte
5a87506f3d Fix Bcc, making decision that add_pc is relative to start of instruction. 2022-05-03 15:21:42 -04:00
Thomas Harte
d8b3748d24 Fix Scc size, DBcc behaviour. 2022-05-03 14:40:51 -04:00
Thomas Harte
b3cf13775b Consume operand_flags into Instruction.hpp. 2022-05-03 11:09:57 -04:00
Thomas Harte
1bb809098c Switch — messily — to a more compact way of indicating sequence. 2022-05-03 09:04:54 -04:00
Thomas Harte
011506f00d Add basic exceptions. 2022-05-02 21:27:58 -04:00
Thomas Harte
25ab478461 Fix immediate byte and word fetches. 2022-05-02 20:17:44 -04:00
Thomas Harte
7efe30f34c Fix (d8, _, Xn) calculation. 2022-05-02 15:09:59 -04:00
Thomas Harte
3827ecd6d3 Proceed to complete test running. 2022-05-02 12:57:45 -04:00
Thomas Harte
73f340586d Proceed to building, but failing tests. 2022-05-02 07:45:07 -04:00
Thomas Harte
56fe00c5fb Correct errors preparatory to Executor's lack of flow controller actions. 2022-05-01 20:40:57 -04:00
Thomas Harte
fe8f0d960d Equivocate.
(Specifically: addresses cannot generally be obtained in advance, as they are often the product of registers, but things like displacements, immediate values and absolute addresses can)
2022-05-01 15:30:03 -04:00
Thomas Harte
c72caef4fd Correct further size specifiers. 2022-05-01 15:21:58 -04:00
Thomas Harte
0720a391e8 Correct address register mutations. 2022-05-01 15:18:06 -04:00
Thomas Harte
d16ac70a50 Correct include path. 2022-05-01 15:14:12 -04:00
Thomas Harte
fc8e020436 Improve field name. 2022-05-01 15:12:13 -04:00
Thomas Harte
6b073c6067 Attempt to round out addressing modes, shift to a header, as per templating on BusHandler. 2022-05-01 15:10:54 -04:00