111 Commits

Author	SHA1	Message	Date
Thomas Harte	e5dfc882cb	Agree that JZ/JNZ are clearer (for me) of the synonyms.	2023-09-19 13:38:08 -04:00
Thomas Harte	3582d2c9e3	Start to beef up operand count list.	2023-09-18 16:34:52 -04:00
Thomas Harte	da953fdf0d	Complete 8086 operation list; standardise enum order.	2023-09-18 16:25:04 -04:00
Thomas Harte	710017ada2	Largely resolve the operation-name problem.	2023-09-18 15:57:26 -04:00
Thomas Harte	f8dc5b8ebc	Attempt to get close on index + base addresses.	2023-09-17 17:05:19 -04:00
Thomas Harte	f039d44ee3	Fully handle rm = 6, mod = 0.	2023-09-15 22:08:20 -04:00
Thomas Harte	7ee5adc481	Forcing a displacement upon BP reduces to 29 failures. ... (At the current limited fidelity of testing)	2023-09-15 16:09:04 -04:00
Thomas Harte	3e09afbb59	Remove errant square bracket.	2023-06-21 11:57:09 -04:00
Thomas Harte	8578dfbf22	Eliminate various other errant spaces.	2023-05-16 16:40:09 -04:00
Thomas Harte	28c79b2885	Eliminate redundant [space][tab] pairs.	2023-05-12 14:14:45 -04:00
Thomas Harte	2b56b7be0d	Simplify namespace syntax.	2023-05-10 16:02:18 -05:00
Thomas Harte	5e355383df	Correct SIB test.	2022-04-27 19:53:15 -04:00
Thomas Harte	1725894fe9	Eliminate redundant CMPSD, CDQ, CWDE. ... Also removes IBTS for now, as I'm unclear where it should sit in the opcode map.	2022-03-12 12:24:44 -05:00
Thomas Harte	fd4f85eb19	Add SMSW.	2022-03-12 12:23:48 -05:00
Thomas Harte	f1c4864016	Eliminate INSD.	2022-03-12 11:37:21 -05:00
Thomas Harte	e6bd265729	Explain which BOUNDs operand is which.	2022-03-11 20:34:28 -05:00
Thomas Harte	c22e8112e7	Expand exposition.	2022-03-11 20:30:56 -05:00
Thomas Harte	44252984c2	Eliminate INT3 special case.	2022-03-11 14:03:46 -05:00
Thomas Harte	4b4f92780e	Shuffle extension word order. ... The primary objective here is simplifying index calculation, but as per the note it does also potentially open up options with regard to packing in the future.	2022-03-11 13:24:45 -05:00
Thomas Harte	f694620087	Resolve TODO.	2022-03-11 13:10:44 -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	c744a97e3c	Ensure no extensions for default constructed Instruction.	2022-03-11 11:55:26 -05:00
Thomas Harte	91d75d7704	Switch strategy on 8086 instruction lengths.	2022-03-11 09:48:26 -05:00
Thomas Harte	dc8cff364f	Switch to common test.	2022-03-11 09:48:02 -05:00
Thomas Harte	572dc40e6b	Allow assignments.	2022-03-11 09:47:23 -05:00
Thomas Harte	f92ffddb82	Add instruction length limits.	2022-03-10 20:47:56 -05:00
Thomas Harte	641e0c1afc	Resolve default segment question.	2022-03-10 20:27:35 -05:00
Thomas Harte	bf7faa80c1	Add TODO.	2022-03-10 16:47:54 -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	6dc9973754	Incorporate length into Instruction.	2022-03-10 07:12:12 -05:00
Thomas Harte	cf6a910630	Handle no-base case directly in existing switch.	2022-03-09 20:20:32 -05:00
Thomas Harte	520baa6ec8	Formalise IndirectNoBase and permit a knowledgable caller to avoid conditionals.	2022-03-09 20:19:40 -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	381fd5dbe4	E8 is a relative call.	2022-03-09 16:37:07 -05:00
Thomas Harte	ead8b7437e	Remove done TODO.	2022-03-09 15:26:20 -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	21d4838322	Fix current implementation of data_segment. ... As far as it goes.	2022-03-08 17:08:21 -05:00
Thomas Harte	926a373591	Extend SIB test, correct decoder.	2022-03-08 15:03:37 -05:00
Thomas Harte	a954f23642	Attempt 32-bit modregrm + SIB parsing.	2022-03-08 14:39:49 -05:00
Thomas Harte	41a104cc10	Adds special test/control/debug MOVs. ... This'll do; it's not ideal but avoids bloating up the `Source` enum.	2022-03-07 17:04:05 -05:00
Thomas Harte	f0b4971c7b	Correct SHLD format.	2022-03-07 16:39:02 -05:00
Thomas Harte	8e669a32a3	Take a stab at group 8.	2022-03-07 16:34:56 -05:00
Thomas Harte	0e16e7935e	Correct double reference to Group 6.	2022-03-07 16:26:17 -05:00
Thomas Harte	7ea84d9a4e	Add MOVZX, MOVSX.	2022-03-07 16:25:44 -05:00
Thomas Harte	7313c89dec	Add BT, BTS, BTR, BTC, BSF, BSR.	2022-03-07 16:23:25 -05:00