2544 Commits

Author	SHA1	Message	Date
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