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2475 Commits

Author SHA1 Message Date
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
Thomas Harte
c16a60c5ea Import correct STOP, LINK, EXT. 2022-04-22 14:36:29 -04:00
Thomas Harte
96afcb7a43 Introduce remainder of tests. 2022-04-22 14:33:43 -04:00
Thomas Harte
e5a8d8b9ad Import corrected TRAPs and RTE/RTR. 2022-04-22 14:26:44 -04:00
Thomas Harte
efeee5160e Add tests for RTE, RTR, TRAP, TRAPV, CHK. 2022-04-22 10:06:39 -04:00
Thomas Harte
06fb502047 Add MUL/DIV tests and exclusions. 2022-04-22 09:47:16 -04:00
Thomas Harte
977192f480 Resolve D-page decoding errors. 
In particular: that I'd overlooked CMPM, and was treating NOT as two-operand.
 2022-04-22 09:24:16 -04:00
Thomas Harte
cf66d9d38d Add failing tests for EOR, NOT, OR; disambiguate EOR vs CMP. 2022-04-21 20:36:04 -04:00
Thomas Harte
25eeff8fc5 Correct CMP decoding, correct AND as far as asymmetry of Dn, Dn. 2022-04-21 20:14:52 -04:00
Thomas Harte
d342cdad2b Import corrected MOVEPs. 2022-04-21 19:04:14 -04:00
Thomas Harte
c899ee0d55 Enable MOVEP tests. 2022-04-21 18:57:47 -04:00
Thomas Harte
220408fcaa Introduce MOVEM tests. 
12662 opcodes to go.
 2022-04-21 16:39:17 -04:00
Thomas Harte
f4e99be7e1 Import BSRs, corrected MOVEMs. 2022-04-21 16:35:24 -04:00
Thomas Harte
9697e666b7 With a shift to MOVE.q, all tests now pass again. 
12802 opcodes now untested.
 2022-04-21 16:16:34 -04:00
Thomas Harte
216ca7cbc9 Import BCC/BSR/BRA quick values. 2022-04-21 16:11:29 -04:00
Thomas Harte
549e440f7c Add 'quick' decoding and testing. 2022-04-21 16:05:00 -04:00
Thomas Harte
b6b092d124 Add tests, exclusions for rest of shift/roll group. 2022-04-21 11:26:56 -04:00
Thomas Harte
d346d4a9b6 Import updated quick values. 2022-04-21 09:59:04 -04:00
Thomas Harte
c84e98774a Import corrected register ASL/etcs. 2022-04-21 09:51:21 -04:00
Thomas Harte
e1f4187430 Introduce failing ASL test. 2022-04-20 20:22:56 -04:00
Thomas Harte
3af93ada6f Test and correct Bcc, BSR, CLR, NEGX, NEG. 2022-04-20 20:19:56 -04:00
Thomas Harte
fa4dee8cfd Import two-operand DBccs. 2022-04-20 20:07:20 -04:00
Thomas Harte
3888492f0d Import corrected DBccs and JSRs. 2022-04-20 19:57:54 -04:00
Thomas Harte
dc16928f74 Add appropriate exclusions for JSR, JMP, Scc. 2022-04-20 16:56:26 -04:00
Thomas Harte
a4e440527b Import corrected CMPA references. 2022-04-20 16:46:05 -04:00
Thomas Harte
80ff146620 Add CMP, CMPA and TST tests and exclusions. 2022-04-20 16:29:45 -04:00
Thomas Harte
85a0af03c1 Import more standard JSON; start validating. 2022-04-20 09:17:00 -04:00
Thomas Harte
e0d2baae58 Test ANDI/ORI/EORI SR/CCR, and fail BTST/BCLR/BCHG/BSET. 2022-04-20 08:39:43 -04:00
Thomas Harte
437de19ecb Correct MOVE USP entries. 2022-04-20 08:34:10 -04:00
Thomas Harte
fab064641f Add Move[to/from][SR/CCR/USP] tests, correct decodings. 2022-04-20 07:59:13 -04:00
Thomas Harte
cc69d01bdc Strip dead code. 2022-04-19 20:41:39 -04:00
Thomas Harte
461a95d7ff Introduce missing register numbers for PEA, and elsewhere. 2022-04-19 20:39:01 -04:00
Thomas Harte
aa1665acce Fix LEA transcription problems. 2022-04-19 20:24:03 -04:00
Thomas Harte
6aabc5e7b0 Test LEA, PEA, add name for MOVEq. 2022-04-19 19:45:51 -04:00
Thomas Harte
2707887a65 Indicate MOVEAs. 2022-04-19 17:17:19 -04:00
Thomas Harte
ef87d09cfa Clear up MOVEs, fail on MOVEAs. 2022-04-19 17:13:23 -04:00
Thomas Harte
de0432b317 Include register numbers in MOVEs. 2022-04-19 16:34:22 -04:00
Thomas Harte
de40fed248 Test MOVEs and add operand validation. 2022-04-19 16:31:03 -04:00
Thomas Harte
76d7e0e1f8 Test and correct SUBs. 2022-04-19 16:27:20 -04:00
Thomas Harte
bfa551ec08 Correct ADDX and SUBX listings. 2022-04-19 16:21:40 -04:00
Thomas Harte
740e564bc7 Improve validation, add all ADDs. 
It now looks like probably the ADDXs in the JSON are incorrect.
 2022-04-19 14:45:15 -04:00
Thomas Harte
5de8fb0d08 Disallow four illegal NBCD addressing modes. 2022-04-19 09:59:02 -04:00
Thomas Harte
9b61830a55 Add ADD.b as a note to self that .q decoding is also required. 2022-04-19 08:44:44 -04:00
Thomas Harte
f29fec33a2 Eliminate mismatches due to unsupported addressing modes. 2022-04-19 08:37:53 -04:00
Thomas Harte
5509f20025 Fix MOVEfrom/toSR and NBCD listings. 2022-04-19 08:07:34 -04:00
Thomas Harte
fc4fd41be4 Reorder from most specific to least. 2022-04-19 08:00:52 -04:00
Thomas Harte
3ffca20001 Uncover various discrepancies with NBCD. 2022-04-19 07:15:54 -04:00
Thomas Harte
7c29305788 Test all ABCDs. 2022-04-18 20:00:39 -04:00
Thomas Harte
0fbfb41fa8 Expand on none-matching text. 2022-04-18 07:42:14 -04:00
Thomas Harte
1991ed0804 Introduce failing [partial-]test of new 68000 decoder. 2022-04-18 07:23:25 -04:00
Thomas Harte
e782b92a80 Add exposition. 2022-04-17 19:56:39 -04:00
Thomas Harte
07635ea2be Add register names, Q values. 2022-04-17 19:46:21 -04:00
Thomas Harte
1916bd3bd0 Import a first effort at listing all 68000 instruction specs. 2022-04-17 07:57:59 -04:00
Thomas Harte
de55a1adc4 Require a model for decoding; shift a bunch of immediates into ExtendedOperation. 2022-04-15 09:40:37 -04:00
Thomas Harte
8e3cccf4d6 Begins a formalised 68k decoder. 2022-04-11 15:00:55 -04:00
Thomas Harte
21328d9e37 Normalise macros, remove unused AssertEqualOperationNameO. 2022-04-09 21:25:00 -04:00
Thomas Harte
5177fe1db7 Update tests. 2022-04-09 21:11:58 -04:00
Thomas Harte
1f44ad1723 Completes test cases. 2022-04-06 21:09:58 -04:00
Thomas Harte
d23c714ec7 Build in an optional post hoc validation. 
TODO: validate.
 2022-04-05 11:23:54 -04:00
Thomas Harte
ac524532e7 Handle the synonym test cases. 2022-04-04 08:09:59 -04:00
Thomas Harte
31276de5c3 Complete 'misc instructions' tests. 2022-04-03 20:33:32 -04:00
Thomas Harte
c581aef11d Test as far as mffs. 2022-04-03 18:29:40 -04:00
Thomas Harte
7f6a955a71 Complete the cmp set. 2022-04-03 15:50:03 -04:00
Thomas Harte
125d97cc41 Complete floating point tests. 2022-04-03 08:55:28 -04:00
Thomas Harte
de7d9ba471 Add further floating point tests. 2022-04-03 08:06:59 -04:00
Thomas Harte
ad54b44235 Begin documentation and testing of the floating point instructions. 2022-04-02 19:58:21 -04:00
Thomas Harte
42532ec0f5 Test floating point loads and stores. 2022-04-02 15:40:17 -04:00
Thomas Harte
b84fa619da Test integer loads and stores. 2022-04-02 15:27:12 -04:00
Thomas Harte
20b4736a1f Test tw, twi. 2022-04-02 10:09:35 -04:00
Thomas Harte
d5967f7834 Correct decoding of stwcx. and stdcx. 2022-04-01 20:37:36 -04:00
Thomas Harte
d5f7650ac1 Test synchronising loads and stores, further expand documentation. 2022-04-01 18:30:48 -04:00
Thomas Harte
6330caffde Test logical immediates. 2022-04-01 17:52:38 -04:00
Thomas Harte
4671b8db5c Add tests for non-immediate logicals. 2022-04-01 17:35:47 -04:00
Thomas Harte
7c8f044380 Complete shift tests. 2022-04-01 17:22:32 -04:00
Thomas Harte
a3b110aee5 Clean up. Shifts next. 2022-03-30 17:04:41 -04:00
Thomas Harte
84f0b0a84c Test rotates. 2022-03-30 16:43:09 -04:00
Thomas Harte
c9c5adc650 Test crand ... crxor. 2022-03-30 12:40:57 -04:00
Thomas Harte
b89c8decd4 Test addx–divwx and mtcrf; document fields for crand, etc. 2022-03-29 20:48:43 -04:00
Thomas Harte
e696624da0 Now passes negx, subfex, subfzex, subfmex, dozx, absx, nabsx. 2022-03-28 20:47:32 -04:00
Thomas Harte
99ad40f3e0 Test subfcx, subfx; correct decoding of oe(). 2022-03-28 20:39:52 -04:00
Thomas Harte
8ad1f2d4f5 Add bad attempt to catch subfc. 2022-03-28 20:18:41 -04:00
Thomas Harte
d84c72afe5 Test loads and stores, and immediate arithmetic. 2022-03-27 08:47:01 -04:00
Thomas Harte
4f6a9917c6 Test lbzx, lbzux. 2022-03-26 08:45:07 -04:00
Thomas Harte
3d48183753 Test lwzux. 2022-03-25 20:31:47 -04:00
Thomas Harte
33c31eb798 Test lwzx. 2022-03-25 20:23:21 -04:00
Thomas Harte
73ae7ad82f Resolve final branch test: aa() applies. 2022-03-25 20:10:08 -04:00
Thomas Harte
1a5d3bb69c Match majority of branch tests. 2022-03-25 08:41:57 -04:00
Thomas Harte
7d4fe55d63 Handle bclrx set and clear. 2022-03-25 06:25:06 -04:00
Thomas Harte
089e03afe8 Navigates bcctrx tests, adding simplified bo() helpers and bi() helpers. 2022-03-24 20:44:03 -04:00
Thomas Harte
e5af5b57ad Add documentation for bx, bcx, bcctrx. 
Catch bcx tests.
 2022-03-18 19:55:26 -04:00
Thomas Harte
f05d3e6af3 Introduce dingusdev tests, do just enough to check bx. 2022-03-18 17:24:12 -04:00
Thomas Harte
dc1d1f132e Add one more address size modifier test. 2022-03-11 13:01:02 -05:00
Thomas Harte
9b4048ec6e The address size modifier doesn't seem to affect far address sizes. 
It's meant to affect only instructions with operands that reside in memory, I think. So probably only ::DirectAddress in my nomenclature. More research to do.
 2022-03-11 12:46:07 -05:00
Thomas Harte
727342134c Add 8086 length limit test. 2022-03-11 11:55:41 -05:00
Thomas Harte
40cafb95ed Add 286 and 386 instruction length tests. 2022-03-11 09:48:51 -05:00
Thomas Harte
a2ae3771eb Add test for switch to Source::IndirectNoBase. 2022-03-10 15:45:56 -05:00
Thomas Harte
673ffc50da Switch to intended compact version of Instruction. 2022-03-10 15:14:50 -05:00
Thomas Harte
c1cc4f96df Switch to const auto. 2022-03-09 16:56:32 -05:00
Thomas Harte
bbf925a27e Clarify, unify and correct decoding and encoding of [CALL/RET/JMP][near/far/relative/absolute]. 2022-03-09 16:48:06 -05:00
Thomas Harte
9f2d18b7ba Improve comment formatting. 2022-03-09 15:25:46 -05:00
Thomas Harte
acd9df6745 Fix segment/offset sizes for far calls. 2022-03-09 15:23:43 -05:00
Thomas Harte
f96c051932 Record PUSH immediate operation size. 2022-03-09 14:24:57 -05:00
Thomas Harte
67b2e40fae Fixed: INs and OUTs remain single byte. 2022-03-09 10:51:16 -05:00
Thomas Harte
081a2acd61 Fix shift group operand size. 2022-03-09 09:33:25 -05:00
Thomas Harte
de79acc790 Fix RegAddr/AddrRegs and group 2 decoding. 2022-03-09 08:38:34 -05:00
Thomas Harte
a125bc7242 Fill in more of test32bitSequence. 2022-03-08 20:16:19 -05:00
Thomas Harte
ebed4cd728 Introduce failing 32-bit parsing test. 2022-03-08 19:57:10 -05:00
Thomas Harte
926a373591 Extend SIB test, correct decoder. 2022-03-08 15:03:37 -05:00
Thomas Harte
0cbb481fa4 Add a formal SIB test. 2022-03-08 14:56:27 -05:00
Thomas Harte
a954f23642 Attempt 32-bit modregrm + SIB parsing. 2022-03-08 14:39:49 -05:00
Thomas Harte
e7aaf4dd2e Add LDS, LES, LSS test. 2022-03-06 12:10:25 -05:00
Thomas Harte
8a0902a83b Adapts existing opcodes for 32-bit parsing. 2022-03-05 13:52:07 -05:00
Thomas Harte
8080d1d961 Extend test case slightly. 2022-03-01 20:22:43 -05:00
Thomas Harte
8ee62b4789 Simplify address size semantics. 
Since it'll no longer be a mode-dependant toggle, but a fully-retained value.
 2022-03-01 17:29:26 -05:00
Thomas Harte
5e7a142ff1 Fix is_write errors, update comment, add additional source for asserts. 2022-03-01 16:51:54 -05:00
Thomas Harte
d8601ef01f Add missing hex specifier. Test now passes. 2022-02-28 09:54:29 -05:00
Thomas Harte
afbc57cc0c Incorporate displacement, switch macro flag. 2022-02-28 09:53:23 -05:00
Thomas Harte
9f12c009d6 Correct data size when accessing address registers. 2022-02-27 19:45:03 -05:00
Thomas Harte
84ac68a58b Fix indirect memory read/write 2022-02-27 18:43:00 -05:00
Thomas Harte
27d1df4699 Introduce enough of a DataPointerResolver test to build but fail. 2022-02-27 18:27:58 -05:00
Thomas Harte
0d7a7dc7c9 Introduce DataPointerResolver, to codify the meaning of DataPointer and validate that enough information is present. 2022-02-27 11:25:02 -05:00
Thomas Harte
60bf1ef7ea Rename SourceSIB to DataPointer, extend to allow for an absent base. 2022-02-23 08:28:20 -05:00
Thomas Harte
dc37b692cf Switch to templated test function. 2022-02-23 04:33:28 -05:00
Thomas Harte
76814588b8 Template Instruction on its content size. 2022-02-21 12:36:03 -05:00
Thomas Harte
1934c7faa2 Switch Decoder into a template. 2022-02-21 12:21:57 -05:00
Thomas Harte
9e9e160c43 Eliminate Ind[BXPlusSI/etc] in favour of specifying everything via a ScaleIndexBase. 2022-02-21 11:45:46 -05:00
Thomas Harte
a5113998e2 Accept that IN and OUT are going to have special semantics, thereby kill ::AX and ::DX. 2022-02-20 17:15:01 -05:00
Thomas Harte
c257b91552 Update tests to preference away from [A/B/C/D]L. 2022-02-18 16:32:28 -05:00
Thomas Harte
2d543590dc Make a noun, for better consistency. 2022-01-31 08:14:33 -05:00
Thomas Harte
dba3a3d942 Add through route to an IPF container. 2021-12-25 17:06:47 -05:00
Thomas Harte
f094aa946a Add Mac GUI for Amiga memory selection. 2021-12-22 18:20:55 -05:00
Thomas Harte
7c73ed7ed5 Bump Xcode version number. 2021-12-18 14:55:27 -05:00
Thomas Harte
cccde7dc89 Correct given memory size. 2021-12-08 11:41:50 -05:00
Thomas Harte
1c3935eb40
Add README.md 
As a warning.
 2021-12-07 18:19:51 -05:00
Thomas Harte
de1f5686a8 Reenable hardened runtime. 2021-12-07 04:05:10 -05:00
Thomas Harte
c983678fcd Reenable app sandbox. 2021-12-07 03:57:58 -05:00
Thomas Harte
8fc27dc292 Moves bitplane collection and shifter out of Chipset.[h/c]pp. 2021-11-26 18:16:24 -05:00
Thomas Harte
bea6cf2038 Move mouse and joystick into a separate file, give a common parent. 2021-11-26 17:50:47 -05:00
Thomas Harte
1c0962e53c Move sprites into their own source file. 2021-11-26 15:30:31 -05:00
Thomas Harte
0ab5177637 Allow DMAState::FetchStopAndControl on y == v_stop_. 2021-11-25 14:29:12 -05:00
Thomas Harte
276cbfa505 Simplify sprite state machine. 
This now better matches the explanation given on Page 133 of the Amiga System Programmer's Guide.
 2021-11-25 14:08:55 -05:00
Thomas Harte
610c85a354 Correct test logic. 
All tests now pass.
 2021-11-25 04:11:20 -05:00
Thomas Harte
012084b37b Fix exclusive fill, sizing, eliminate ECS call-ins. 
The clock test now proceeds further, but still doesn't seem to pass.
 2021-11-24 17:25:32 -05:00
Thomas Harte
0df8173536 Merge branch 'master' into Amiga 2021-11-24 08:58:03 -05:00