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9,067 Commits 8 Branches 121 Tags 496 MiB
b4978d1452
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2258 Commits

Author SHA1 Message Date
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