1112 Commits

Author	SHA1	Message	Date
Thomas Harte	0d1fe03369	Further prefer static constexpr.	2025-09-12 21:40:08 -04:00
Thomas Harte	105272630e	Definitively eliminate per-logger state.	2025-09-11 23:29:47 -04:00
Thomas Harte	6518f08bc7	Adopt spaceship.	2025-09-04 21:25:12 -04:00
Thomas Harte	5018d7d577	Be more rigorous about static constexpr.	2025-08-26 22:54:39 -04:00
Thomas Harte	6e77b8659c	Add various missing enum -> string mappings.	2025-08-18 14:59:58 -04:00
Thomas Harte	78a2b27e65	Attempt LSL, LAR.	2025-08-13 13:43:19 -04:00
Thomas Harte	bae594e34c	Fix ARPL flag.	2025-08-12 21:32:20 -04:00
Thomas Harte	4ded6fceea	Fix VERR/VERW.	2025-08-12 21:20:01 -04:00
Thomas Harte	0e498829f7	Attempt VERR, VERW. ... Without complete success; IBM's third invocation (which I think is a VERR) doesn't give the result that BIOS is looking for.	2025-08-12 17:22:14 -04:00
Thomas Harte	ddd090d581	Implement STR.	2025-08-12 16:21:23 -04:00
Thomas Harte	4cd979e5fb	Take a shot at LTR.	2025-08-12 13:49:59 -04:00
Thomas Harte	2f7a6bb242	Establish a specialised validate_call.	2025-08-11 17:10:58 -04:00
Thomas Harte	3b3b2e61b0	Overtly separate call authorisation.	2025-08-11 13:24:51 -04:00
Thomas Harte	a9996f0b81	Add consts.	2025-08-11 09:34:17 -04:00
Thomas Harte	d35efe3f32	Boil down descriptor attributes.	2025-08-09 23:10:26 -04:00
Thomas Harte	055eb3873e	Switch far jump to piece-by-piece authorisation. ... 43 failures.	2025-08-08 11:30:51 -04:00
Thomas Harte	dc94d58148	Switch CALL to access-by-access validation. ... 47 failures remaining.	2025-08-08 11:28:32 -04:00
Thomas Harte	0adaec1665	Allow ENTER to write partially. ... 51 failures left.	2025-08-08 11:18:14 -04:00
Thomas Harte	4ee30dc36f	Correct stack validation, fixing POPA. ... 71 failures.	2025-08-08 11:05:01 -04:00
Thomas Harte	54ff2fa01f	Fix new LES/etc failures. ... Remaining: 72.	2025-08-08 09:55:31 -04:00
Thomas Harte	03c70b49ba	Throw GPF for overlong instructions; fix BOUND validation. ... 79 failures outstanding.	2025-08-08 09:43:16 -04:00
Thomas Harte	4b2d8e13d1	Add consts, TODO.	2025-08-08 07:39:34 -04:00
Thomas Harte	a0c50f0521	Support 286-style DAS. ... 321 failures to go.	2025-08-07 19:49:41 -04:00
Thomas Harte	b15a865c88	Add extra MOV sanity check. ... Failures still standing: 406.	2025-08-07 17:40:13 -04:00
Thomas Harte	8e5bbbbc71	Implement 80286 INS/OUTS oddities. ... 795 failures outstanding.	2025-08-07 15:31:07 -04:00
Thomas Harte	615ebaf711	Correct RCL overflow when shift count is 0. ... 1,013 failures remaining.	2025-08-07 15:23:11 -04:00
Thomas Harte	0882d2b7ce	Correct LEAVE authorisation. ... Failures: 1,207.	2025-08-07 15:16:12 -04:00
Thomas Harte	b58b962ccf	Apply 80286 LODS craziness. ... 2,425 errors remaining.	2025-08-07 14:53:16 -04:00
Thomas Harte	5255499445	Implement 286 weirdness for SCAS. ... 2,690 failures.	2025-08-07 14:50:59 -04:00
Thomas Harte	d9a2be4250	Avoid upfront testing for POPA. ... Failures: 2,966.	2025-08-07 14:41:01 -04:00
Thomas Harte	256e14a8a6	Decline upfront validation for PUSHA. ... Total failures remaining: 3,239.	2025-08-07 14:36:11 -04:00
Thomas Harte	1ab26d4a2f	Determine 80286 CMPS rules. ... Remaining: 3,521 failures.	2025-08-07 12:28:50 -04:00
Thomas Harte	91b2c751af	Determine 80286 logic for MOVS. ... 4,043 failures left.	2025-08-07 12:17:52 -04:00
Thomas Harte	edf7617d1e	Fix is_address. ... Failures: 4,568.	2025-08-07 09:25:23 -04:00
Thomas Harte	32666d304f	Filter out some illegal JMP/CALL fars. ... Failure count now: 5,966.	2025-08-07 09:18:23 -04:00
Thomas Harte	b65f7b4a6a	Restrict BOUNDS checks to 80286.	2025-08-06 22:32:50 -04:00
Thomas Harte	7c4df23c1c	Fix BOUND. ... 7085 remaining failures.	2025-08-06 22:19:35 -04:00
Thomas Harte	a8e60163e1	Commute Overflow from fault to trap. ... 9,331 failures remaining.	2025-08-06 21:30:08 -04:00
Thomas Harte	02ec1b5da6	Fix SHR overflow flag. ... Failing: 11,802.	2025-08-06 21:14:15 -04:00
Thomas Harte	a9a6aba862	Correct RCR overflow. ... Now: 14,097 failures.	2025-08-06 17:46:05 -04:00
Thomas Harte	03c6a60f68	Avoid extra judgment on LEAVE. ... Failures remaining: 16,295.	2025-08-06 17:19:20 -04:00
Thomas Harte	8ab688687e	Decode .6 as SAL. ... Amazingly: now 20,814 failures outstanding.	2025-08-06 16:30:55 -04:00
Thomas Harte	ad50e5c754	Ensure an invalid instruction is generated upon length limit.	2025-08-06 15:59:24 -04:00
Thomas Harte	9c48e44e9e	Fix fast-path selection. ... 50,814 failures.	2025-08-06 15:33:51 -04:00
Thomas Harte	76284eb462	Fix 8088 assumption about unused flags; 80286 PUSHF now passes amongst others. ... 51,091 failures still to fix though.	2025-08-06 15:31:03 -04:00
Thomas Harte	0745c5128a	Avoid expensive path for 8088; pull out allow list.	2025-08-06 15:21:54 -04:00
Thomas Harte	01fbe2d3de	Support 808286 STOS oddities.	2025-08-06 13:37:34 -04:00
Thomas Harte	9e14c22259	Take another run at ENTER.	2025-08-06 12:55:37 -04:00
Thomas Harte	e7452b0ea1	Continue accepting F7.2 as TEST.	2025-08-04 21:45:14 -04:00
Thomas Harte	61a0f892c4	Fix PUSH immediate.	2025-08-04 21:23:27 -04:00