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2785 Commits

Author SHA1 Message Date
Thomas Harte
823c7765f8 Avoid manual index counting. 2022-06-27 11:16:05 -04:00
Thomas Harte
5cb0aebdf4 For the sake of poor Xcode, stop after a single failure. 2022-06-27 11:10:51 -04:00
Thomas Harte
686dccb48d Correct comparison. 2022-06-26 21:49:58 -04:00
Thomas Harte
1f7700edac Ensure proper register hits. 2022-06-26 21:20:57 -04:00
Thomas Harte
5adc656066 Make some attempt to use the JSON tests. 2022-06-25 21:41:37 -04:00
Thomas Harte
9cf64ea643 Import generated tests. 2022-06-25 16:46:57 -04:00
Thomas Harte
f2c2027a8c Disable test generation for commit. 2022-06-24 16:50:23 -04:00
Thomas Harte
ef5ac1442f Don't invent an address for STP and WAI. 2022-06-24 13:05:32 -04:00
Thomas Harte
1c1ce625a7 Vector reads signal VDA. 2022-06-24 10:37:39 -04:00
Thomas Harte
a442077eac Allow repetition for MVN and MVP only. 2022-06-24 10:34:43 -04:00
Thomas Harte
6c638712f3 Attempt to capture MVP and MVN in their entirety. 2022-06-24 07:39:58 -04:00
Thomas Harte
2e7afb13c7 Exit gracefully upon a STP or WAI. 2022-06-23 21:03:40 -04:00
Thomas Harte
65140b341d Simplify slightly, per new S reporting rule. 2022-06-22 16:43:00 -04:00
Thomas Harte
2f684ee66d Use null for values that were never loaded. 2022-06-21 21:47:18 -04:00
Thomas Harte
ab0c290489 Use 'x' instead of 'i'. 2022-06-19 06:58:23 -04:00
Thomas Harte
15ac2c3e5a Output to files, at volume, with extended bus flags. 2022-06-18 22:00:50 -04:00
Thomas Harte
0c24a27ba6 Completely prints tests. 2022-06-18 21:32:50 -04:00
Thomas Harte
eb82e06fab Add randomised initial state, fix PC. 2022-06-18 19:21:56 -04:00
Thomas Harte
f8e6954739 Ensure complete runs of each tested opcode. 2022-06-18 16:26:40 -04:00
Thomas Harte
b62f484d93 Start scaffolding a 65816 test generator. 2022-06-18 13:28:15 -04:00
Thomas Harte
6cc41d6dda Restore 1000 test count. 2022-06-14 22:02:53 -04:00
Thomas Harte
d91f8a264e Flip presumption, reenabling most tests. 2022-06-14 21:57:14 -04:00
Thomas Harte
e066546c13 Resolve PEA timing errors. 2022-06-13 14:08:42 -04:00
Thomas Harte
7dc66128c2 Fix strobe output. 2022-06-13 10:49:47 -04:00
Thomas Harte
e484e4c9d7 Expand test to make sure that correct data strobes are active. 2022-06-13 10:39:06 -04:00
Thomas Harte
f316cbcf94 The old implementation was correct. 2022-06-11 21:15:08 -04:00
Thomas Harte
0a6b2b7d32 Verify newer CMPA.l, RTE, TRAP[V] and CHK. 2022-06-11 11:17:18 -04:00
Thomas Harte
c3345dd839 Fix MOVEM timing. 2022-06-10 21:52:07 -04:00
Thomas Harte
917b7fbf80 Notarise won't fix status of CLR, NEGX, NEG, NOT. 2022-06-10 16:50:38 -04:00
Thomas Harte
97715e7ccc Expand test set to include those with timing discrepancies. 2022-06-10 16:34:05 -04:00
Thomas Harte
43c0dea1bd With the difference in RESET times now factored out, test timing too. 2022-06-10 16:12:54 -04:00
Thomas Harte
2e4652209b Remove entire RESET sequence, move to testing PEA. 2022-06-10 15:57:54 -04:00
Thomas Harte
e2d811a7a0 Notarise digressions that appear to be correct, remove now-working RTE/RTR. 2022-06-09 21:48:15 -04:00
Thomas Harte
dd5c903fd6 DIVS also appears sometimes to differ. 2022-06-09 20:19:39 -04:00
Thomas Harte
2e1675066d Reinstate address error non-testing. 2022-06-09 16:59:06 -04:00
Thomas Harte
be84ce657b Add an optional testing whitelist. 2022-06-09 16:18:04 -04:00
Thomas Harte
64053d697f Take improved guess at address error stacking order. 2022-06-09 16:17:09 -04:00
Thomas Harte
a59ad06438 Print out summary of failure. 2022-06-09 13:13:33 -04:00
Thomas Harte
5af03d74ec Add note to self about first diagnosis. 2022-06-09 12:21:39 -04:00
Thomas Harte
ba2803c807 Include all bus activity after the split. 2022-06-09 11:30:22 -04:00
Thomas Harte
fdcbf617d8 Avoid STOP. 2022-06-09 08:42:31 -04:00
Thomas Harte
cc7a4f7f91 Fix test build. 2022-06-08 21:15:11 -04:00
Thomas Harte
2e42bda0a3 Permit instructions that end in an address error to differ in transactions. 2022-06-08 16:15:33 -04:00
Thomas Harte
168dc12e27 Avoid spurious mismatches. 2022-06-08 16:03:02 -04:00
Thomas Harte
fd1955e15b Attempt to randomise and test register contents. 2022-06-08 15:12:47 -04:00
Thomas Harte
f4f93f4836 Test a single, whole instruction; record read/write. 2022-06-08 14:53:04 -04:00
Thomas Harte
dd0a7533ab Randomise all parts of memory other than the opcode. 2022-06-08 14:43:51 -04:00
Thomas Harte
50130b7004 Minor layout tweak. 2022-06-08 11:42:42 -04:00
Thomas Harte
ab52c5cef2 Pass first all-zeroes test, establishing that processors aren't being fully reset. 2022-06-08 10:56:54 -04:00
Thomas Harte
c7fa93a5bc Attempt human-legible explanation of differences encountered. 2022-06-08 10:51:05 -04:00
Thomas Harte
400b73b5a2 Allow capture to be limited; retain timestamps. 2022-06-08 09:49:27 -04:00
Thomas Harte
788b026cf5 Log and attempt to compare some activity. Sort of. 2022-06-07 16:56:05 -04:00
Thomas Harte
c4ae5d4c8d Establishes at least that both 68000s can run. 2022-06-06 21:47:10 -04:00
Thomas Harte
ca8dd61045 Start sketching out an old vs new 68000 test. 2022-06-06 21:19:57 -04:00
Thomas Harte
7b3cf6e747 Add missing instruction: RESET. 2022-06-03 11:15:39 -04:00
Thomas Harte
640b04e59e Test only well-defined flags. 
Albeit that timing is still off.
 2022-06-03 10:18:46 -04:00
Thomas Harte
10b9b13673 Disable divide-by-zero PC test in lieu of better documentation. 2022-06-03 08:27:20 -04:00
Thomas Harte
aaac777651 Merge branch 'master' into 68000Mk2 2022-06-02 17:08:41 -04:00
Thomas Harte
e7b3705060
Merge pull request #1007 from TomHarte/IPFFileFormat 
Adds partial support for the IPF file format.
 2022-06-02 12:58:47 -04:00
Thomas Harte
90d720ca28 Don't test undocumented flags. 2022-06-02 12:30:39 -04:00
Thomas Harte
6dd89eb0d7 Adjust my expectation as to length. 2022-06-02 12:11:54 -04:00
Thomas Harte
e1abf431cb Don't test undefined flags. 2022-05-30 16:23:51 -04:00
Thomas Harte
8e0fa3bb5f DIV # with a divide by zero should be 44 cycles. 2022-05-29 21:22:45 -04:00
Thomas Harte
9eea471e72 Resolve infinite recursion. 2022-05-29 20:39:22 -04:00
Thomas Harte
2a40e419fc Fix CHK tests: timing and expected flags. 2022-05-29 15:26:56 -04:00
Thomas Harte
5f030edea4 Simplify transaction. 2022-05-26 19:37:30 -04:00
Thomas Harte
88e33353a1 Fix instruction and time counting, and initial state. 2022-05-26 09:17:37 -04:00
Thomas Harte
f3c0c62c79 Switch register-setting interface. 2022-05-26 07:52:14 -04:00
Thomas Harte
866787c5d3 Make an effort to withdraw from the high-circuitous stuff of working around the reset sequence. 2022-05-25 20:22:38 -04:00
Thomas Harte
64491525b4 Work further to guess at caller's intention for set_state. 
Probably I should just eliminate the initial reset, somehow.
 2022-05-25 17:01:18 -04:00
Thomas Harte
68b184885f Reapply only the status. 2022-05-25 16:54:25 -04:00
Thomas Harte
06f3c716f5 Make better effort to establish initial state. 2022-05-25 16:47:41 -04:00
Thomas Harte
22714b8c7f Capture state at instruction end, for potential inspection. 2022-05-25 16:32:26 -04:00
Thomas Harte
f9d1c554b7 Fix for the actual number of cycles in a standard reset. 2022-05-25 16:05:28 -04:00
Thomas Harte
f2a7660390 Merge branch 'master' into 68000Mk2 2022-05-25 15:40:10 -04:00
Thomas Harte
4961e39fb6 Mention DIVU/DIVS flags. 2022-05-25 15:39:00 -04:00
Thomas Harte
0bedf608c0 Add details on gaps in coverage. 2022-05-25 15:36:27 -04:00
Thomas Harte
1ab831f571 Add the option to log a list of all untested instructions. 2022-05-25 13:17:01 -04:00
Thomas Harte
2c6b9b4c9d Switch comparative trace tests to 68000 Mk2. 2022-05-25 11:32:00 -04:00
Thomas Harte
463fbb07f9 Adapt remaining 68000 tests to use Mk2. 2022-05-25 10:55:17 -04:00
Thomas Harte
4b07c41df9 Ensure alignment of storage. 2022-05-24 11:29:28 -04:00
Thomas Harte
a87f6a28c9 Fix LINK A7. 2022-05-23 10:43:17 -04:00
Thomas Harte
98325325b1 Fix UNLINK A7. 2022-05-23 10:27:44 -04:00
Thomas Harte
26bf66e3f8 Fix shifts and rolls. 2022-05-23 10:09:46 -04:00
Thomas Harte
c6b3281274 Attempt the shifts and rolls. 2022-05-23 09:29:19 -04:00
Thomas Harte
1e8adc2bd9 Fix MOVEP to R. 2022-05-23 09:00:37 -04:00
Thomas Harte
c73021cf3c Implement MOVE. 2022-05-23 08:46:06 -04:00
Federico Berti
1a26d4e409
Update nbcd_pea.json 
Add missing bracket
 2022-05-23 12:14:00 +01:00
Thomas Harte
269263eecf Implement RTE, RTS, RTR. 2022-05-22 21:16:38 -04:00
Thomas Harte
4e21cdfc63 Enable NEGX/CLR tests. 2022-05-22 20:55:21 -04:00
Thomas Harte
faef5633f8 Ensure MOVE from SR has an effective address to write to. 2022-05-22 20:52:00 -04:00
Thomas Harte
7d1f1a3175 Implement MOVE [to/from] [CCR/SR]. 2022-05-22 19:45:22 -04:00
Thomas Harte
4e34727195 Fully implement TAS. 2022-05-22 16:14:03 -04:00
Thomas Harte
1dd6ed6ae3 Implement TAS Dn, with detour for other TASes. 2022-05-22 16:08:30 -04:00
Thomas Harte
cb4d6710df Switch to a more direct indication of progress. 2022-05-22 11:27:58 -04:00
Thomas Harte
284f23c6ea Implement JMP. 2022-05-22 07:16:38 -04:00
Thomas Harte
4b35899a12 Bcc: properly establish offset. 2022-05-21 20:59:34 -04:00
Thomas Harte
94288d5a94 Excludes DBcc from standard operand fetch. 2022-05-21 19:53:28 -04:00
Thomas Harte
c869eb1eec Correct omission: wasn't testing the final PC. 
Plenty of new errors incoming.
 2022-05-21 15:56:27 -04:00
Thomas Harte
176c8355cb The tests in chk.json now pass. 2022-05-21 14:32:58 -04:00
Thomas Harte
e46a3c4046 Implement JSR. 2022-05-21 10:29:36 -04:00
Thomas Harte
256da43fe5 Fix MOVEM other than postinc and predec. 2022-05-20 20:47:54 -04:00
Thomas Harte
a818650027 Add a faulty attempt at MOVEM. 2022-05-20 18:48:19 -04:00
Thomas Harte
c7c12f9638 After a quick check, eori_andi_ori also now passes. 2022-05-20 14:47:11 -04:00
Thomas Harte
ee942c5c17 Fix PC-relative fetches. 2022-05-20 14:42:51 -04:00
Thomas Harte
d157819c49 Implement the various to-[SR/CCR] actions, which do a 'repeat' prefetch. 
(which isn't exactly a repeat, at least in the SR cases, because the function code might have changed)
 2022-05-20 14:29:14 -04:00
Thomas Harte
2d91fb5441 Implement MOVEP. 2022-05-20 14:22:32 -04:00
Thomas Harte
81431a5453 Attempt BTST, BCHG, BCLR and BSET. 2022-05-20 12:58:45 -04:00
Thomas Harte
6d7ec07216 Uncover another three already-working test files. 2022-05-20 12:44:57 -04:00
Thomas Harte
b4978d1452 Implement BSR, adding one more test file to the working set. 2022-05-20 12:40:35 -04:00
Thomas Harte
45e9648b8c Implement Bcc. 2022-05-20 12:04:43 -04:00
Thomas Harte
ce32957d9d Shuffle two more into the working column. 2022-05-20 11:53:12 -04:00
Thomas Harte
452dd3ccfd Add a performer call-out for Scc; use it to implement proper timing in the mk2 68000. 2022-05-20 11:20:23 -04:00
Thomas Harte
e5c1621382 Add missing fallthrough, patterns for all ADDs and SUBs. 2022-05-20 07:02:02 -04:00
Thomas Harte
af3518dc1f Implement various ADD, SUB patterns. 2022-05-19 20:50:37 -04:00
Thomas Harte
6cfc0e80d9 Don't test the unrecognised instruction exception. 2022-05-19 19:45:38 -04:00
Thomas Harte
334e3ec529 Add privilege and instruction error exceptions; permit two operands to be stored. 2022-05-19 16:55:16 -04:00
Thomas Harte
84c165459f ext.json now passes. 2022-05-19 16:32:40 -04:00
Thomas Harte
22b63fe1f8 Add EXT, and notes to self. 2022-05-19 15:41:02 -04:00
Thomas Harte
c6c6213460 Bifurcate the fetch-operand flow. 
Address calculation will be the same, but the fetch will differ. I don't think there's a neat costless way to factor out the address calculations, alas, but I'll see whether macros can save the day.
 2022-05-19 10:27:51 -04:00
Thomas Harte
29f6b02c04 Factor out register setup/testing, generalising the DIVU/DIVS flag check. 2022-05-18 21:13:34 -04:00
Thomas Harte
1bf7c0ae5f Attempt better to avoid entering a second instruction. 2022-05-18 21:00:34 -04:00
Thomas Harte
44ae084794 Avoid the repeated .fill; reduces debug-build executor test time to 1.5s. 
i.e. eliminates about 95% of costs.
 2022-05-18 17:10:23 -04:00
Thomas Harte
13a1809101 Avoid memset. 2022-05-18 17:00:35 -04:00
Thomas Harte
c35200fbd0 Shuffle mildly, primarily to avoid repeated 16mb allocations. 2022-05-18 16:59:37 -04:00
Thomas Harte
4a40581deb Completes performance of NBCD D0. 2022-05-17 16:10:20 -04:00
Thomas Harte
3db2de7478 Works 68000 mk2 into the comparative tests. 
... revealing that I've leant a little too hard on __LINE__.
 2022-05-16 20:04:13 -04:00
Thomas Harte
b0518040b5 Plants the seek of a 68000 mark 2. 2022-05-16 11:44:16 -04:00
Thomas Harte
20a191f144 Switch to same tests, run through a more modern emulator. 2022-05-15 16:33:08 -04:00
Thomas Harte
f60f1932f2 Restrict DIVU and DIVS tests to those which are well-defined. 2022-05-14 20:28:54 -04:00
Thomas Harte
7f704fdae1 Improve README. 2022-05-13 16:28:56 -04:00
Thomas Harte
dd63a6b61e Correct all [A/S/N]BCD tests. 2022-05-13 16:18:58 -04:00
Thomas Harte
1935d968c5 Add ability to suggest solutions. 2022-05-13 15:27:11 -04:00
Thomas Harte
84cfbaa0a4 Remove manual test count, now that all are being performed. 2022-05-13 11:00:26 -04:00
Thomas Harte
0d81992f6a Move object creation. 2022-05-13 10:50:16 -04:00
Thomas Harte
6594b38567 Tidy up, and reduce for now to a summary report. 2022-05-13 08:02:20 -04:00
Thomas Harte
2e796f31d4 Support interrupts; documentation to come. 2022-05-12 20:52:24 -04:00
Thomas Harte
3d8f5d4302 Improve failure logging. 
This confirms that it's only the *BCDs and DIVU/DIVS in which I do not match the tests.
 2022-05-12 20:23:32 -04:00
Thomas Harte
2fa6b2301b Move string logic into Preinstruction. 2022-05-12 19:46:08 -04:00
Thomas Harte
4ba20132b9 Avoid repeated allocations on the new path, reducing total runtime by almost two thirds. 2022-05-12 16:35:41 -04:00
Thomas Harte
192513656a After much guesswork, fix SBCD and thereby pass flamewing tests. 2022-05-12 11:39:01 -04:00
Thomas Harte
f3c1b1f052 Name flags, remove closing underscores on exposed data fields. 2022-05-12 08:19:41 -04:00
Thomas Harte
56ce1ec6e8 No need to subclass. 2022-05-11 21:25:38 -04:00
Thomas Harte
de168956e4 Fix tested operand order. 2022-05-11 16:44:39 -04:00
Thomas Harte
5b80844d81 Add a sanity test count, temporarily. 2022-05-11 16:34:28 -04:00
Thomas Harte
17add4b585 Introduce and overwhelmingly fail the flamewing BCD tests. 2022-05-11 15:19:39 -04:00
Thomas Harte
943c924382 Add missing: MOVE to/from USP, RESET. 2022-05-11 07:52:23 -04:00
Thomas Harte
ab8e1fdcbf Take a swing at access faults and address errors. 2022-05-10 16:20:30 -04:00
Thomas Harte
f2a6a12f79 Remove further vestiges of timing. 2022-05-09 20:58:51 -04:00
Thomas Harte
0af8660181 Remove add_pc and decline_branch in favour of operation-specific signals. 2022-05-09 16:19:25 -04:00
Thomas Harte
330ec1b848 TODO is done. 2022-05-09 11:52:33 -04:00
Thomas Harte
8e5650fde9 Clean up Instruction.hpp. 2022-05-09 10:13:42 -04:00
Thomas Harte
539932dc56 Provide function codes. TODO: optionally. 2022-05-09 09:18:02 -04:00
Thomas Harte
5ab5e1270e Fix test for new MOVEM semantics. 2022-05-09 09:17:48 -04:00
Thomas Harte
98cb9cc1eb Fix CHK operand size. 2022-05-07 21:16:44 -04:00
Thomas Harte
bf8c97abbb Permit TRAP, TRAPV and CHK to push the next PC rather than the current. 2022-05-07 20:32:39 -04:00
Thomas Harte
2b3900fd14 Fix LINK A7. 2022-05-07 08:15:26 -04:00
Thomas Harte
1defeca1ad Implement RTS, RTR, RTE. 2022-05-06 12:30:49 -04:00
Thomas Harte
ac6a9ab631 Fix TAS Dn. 2022-05-06 12:23:04 -04:00
Thomas Harte
8176bb6f79 Expose issues with TST and TAS. 2022-05-06 12:18:56 -04:00
Thomas Harte
9c266d4316 Proceed to unimplemented TST. 2022-05-06 11:33:57 -04:00
Thomas Harte
d478a1b448 Proceed to next failure: PEA. 2022-05-06 10:04:20 -04:00
Thomas Harte
607ddd2f78 Preserve MOVEM order in Operation. 2022-05-06 09:45:06 -04:00
Thomas Harte
06fe320cc0 Correct source counting, but this leaves the operands still being the wrong way around. 2022-05-05 21:06:53 -04:00
Thomas Harte
d7d0a5c15e Implement MOVEM to memory. 2022-05-05 18:51:29 -04:00
Thomas Harte
47f4bbeec6 Switch to a contiguous block of 16 registers. 2022-05-05 15:31:59 -04:00
Thomas Harte
70cdc2ca9f Fix MOVEP to register. 
Advance to lack of MOVEM.
 2022-05-05 12:37:47 -04:00
Thomas Harte
f63a872387 BTST does not write back. 2022-05-05 12:32:15 -04:00
Thomas Harte
46686b4b9c Start testing move. 2022-05-04 20:38:56 -04:00
Thomas Harte
15c90e546f Fix rotates and shifts to memory. 2022-05-04 19:44:59 -04:00
Thomas Harte
5aabe01b6d Mostly fix LINK and UNLK. 2022-05-04 08:41:55 -04:00
Thomas Harte
d3b55a74a5 Fix LEA, proceed to non-functional LINK and UNLK. 2022-05-03 20:45:36 -04:00
Thomas Harte
de58ec71fd Fix EXT, SWAP. 2022-05-03 20:17:36 -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
39f0ec7536 Get far enough through CHK to realise that MOVEM probably needs to be divided by direction. 2022-05-03 15:40:04 -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
90f0005cf2 Proceed to failing Bcc and flagging up my lack of an implementation for BSR. 2022-05-03 14:45:49 -04:00
Thomas Harte
d8b3748d24 Fix Scc size, DBcc behaviour. 2022-05-03 14:40:51 -04:00
Thomas Harte
b6ffff5bbd Distinguish [ADD/SUB]QA from [ADD/SUB]Q. 2022-05-03 14:17:26 -04:00
Thomas Harte
5ebae85a16 Start recording successes. 2022-05-03 11:28:50 -04:00
Thomas Harte
b3cf13775b Consume operand_flags into Instruction.hpp. 2022-05-03 11:09:57 -04:00
Thomas Harte
2f2d6bc08b Correct CMPw. 2022-05-03 09:05:34 -04:00
Thomas Harte
fc9a35dd04 Test add/sub, add an exception for invalid Sequences. 2022-05-02 20:09:38 -04:00
Thomas Harte
3827ecd6d3 Proceed to complete test running. 2022-05-02 12:57:45 -04:00
Thomas Harte
14532867a4 Sneaks towards testing EXT. 2022-05-02 08:00:56 -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
6b073c6067 Attempt to round out addressing modes, shift to a header, as per templating on BusHandler. 2022-05-01 15:10:54 -04:00
Thomas Harte
9359f6477b Start drafting an Executor. 2022-04-29 17:12:06 -04:00
Thomas Harte
85242ba896 Add to Xcode project, template on Model as per CLR being odd. Fill in some obvious answers. 2022-04-29 11:10:14 -04:00
Thomas Harte
d16dab6f62 Starts introducing a sequencer, to resolve responsibility of perform. 2022-04-29 10:40:19 -04:00
Thomas Harte
1d8d2b373b Port all simple instruction bodies. 2022-04-28 16:55:47 -04:00
Thomas Harte
bb73eb0db3 Start working on an isolation of 68000 instruction execution. 2022-04-28 15:35:40 -04:00
Thomas Harte
8a18685902 Relocated RegisterSizes to Numeric. 2022-04-28 15:10:08 -04:00
Thomas Harte
9cbbb6e508 Adjust path to match namespace; add to Qt project. 2022-04-27 08:05:36 -04:00
Thomas Harte
9908769bb3 Normalise test name. 2022-04-26 20:32:39 -04:00
Thomas Harte
8ff0b71b29 Subsume MOVEQ into MOVE.l; add missing invalid_operands. 2022-04-25 19:58:19 -04:00
Thomas Harte
959db77b88 Eliminate concept of skips. 2022-04-22 20:59:25 -04:00
Thomas Harte
d4b766bf3f Introduce directional ADD/SUB/AND/OR. 
Just 512 failures to go.
 2022-04-22 20:37:09 -04:00
Thomas Harte
4c806d7c51 Tidy up slightly, ahead of a final push to getting complete test success. 
After which I can start undoing style errors.
 2022-04-22 14:51:25 -04:00