355 Commits

Author	SHA1	Message	Date
Thomas Harte	42927c1e32	Establish more of the 680x0 executor loop.	2022-05-01 13:00:20 -04:00
Thomas Harte	df999978f1	Figure out what the call to perform should look like. ... Albeit that this class doesn't currently offer any of the proper flow control actions.	2022-04-30 20:34:44 -04:00
Thomas Harte	43cd740a7b	Shuffle Step to give meaning to the LSB.	2022-04-30 20:33:35 -04:00
Thomas Harte	52f355db24	Decision: operation is not a template parameter. Hence can use condition as fully typed.	2022-04-30 14:08:51 -04:00
Thomas Harte	a86c5ccdc9	Merge branch '68000Perform' of github.com:TomHarte/CLK into 68000Perform	2022-04-30 14:02:23 -04:00
Thomas Harte	e532562108	Merge branch 'master' into 68000Perform	2022-04-30 14:02:17 -04:00
Thomas Harte	8d24c00df2	Include decoded condition in Preinstruction.	2022-04-30 09:00:47 -04:00
Thomas Harte	f4074e0bba	Add basic status.	2022-04-30 08:38:28 -04:00
Thomas Harte	e4426dc952	Introduce calculate EA steps.	2022-04-29 20:30:48 -04:00
Thomas Harte	9359f6477b	Start drafting an Executor.	2022-04-29 17:12:06 -04:00
Thomas Harte	a103f30d51	Attempt to game out LEA, PEA. Add various special MOVEs.	2022-04-29 14:43:58 -04:00
Thomas Harte	78b60dbd1a	Evict MOVEM and MOVEP, enable TRAP and TRAPV, complete CHK.	2022-04-29 14:43:30 -04:00
Thomas Harte	cde75a1c00	Make steps more visible.	2022-04-29 11:26:39 -04:00
Thomas Harte	b9d243552c	MOVEs don't read from operand 2.	2022-04-29 11:22:06 -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	8066b19f93	Correct typos.	2022-04-29 07:57:02 -04:00
Thomas Harte	abd2a831a3	Added a further ambiguity.	2022-04-29 05:08:44 -04:00
Thomas Harte	824d3ae3f7	Conclusion: a union does produce better code. ... (But needn't be so verbose)	2022-04-29 04:51:02 -04:00
Thomas Harte	727a14c6f9	Add notes for myself on decisions yet to make.	2022-04-29 03:53:17 -04:00
Thomas Harte	13d20137d3	Tackle two lingering references to exception_handler.	2022-04-29 03:38:23 -04:00
Thomas Harte	9680566595	Include in automated build, temporarily.	2022-04-28 20:42:44 -04:00
Thomas Harte	33c9ea2cf7	A flow controller feels more natural than an exception handler.	2022-04-28 20:42:04 -04:00
Thomas Harte	1d8d2b373b	Port all simple instruction bodies.	2022-04-28 16:55:47 -04:00
Thomas Harte	611b472b12	Add evaluate_condition, to check standard 68000 condition codes.	2022-04-28 16:54:57 -04:00
Thomas Harte	bb73eb0db3	Start working on an isolation of 68000 instruction execution.	2022-04-28 15:35:40 -04:00
Thomas Harte	39261436c8	Remove unused type alias.	2022-04-27 19:53:32 -04:00
Thomas Harte	5e355383df	Correct SIB test.	2022-04-27 19:53:15 -04:00
Thomas Harte	9cbbb6e508	Adjust path to match namespace; add to Qt project.	2022-04-27 08:05:36 -04:00
Thomas Harte	8902bb1af0	Include size and supervisor flag in Preinstruction.	2022-04-26 19:44:02 -04:00
Thomas Harte	baf1bd354d	Avoid packing/unpacking of operands.	2022-04-26 19:37:07 -04:00
Thomas Harte	539c2985aa	Fill in size table, define quick to return a uint32_t.	2022-04-26 12:30:14 -04:00
Thomas Harte	5c356e15b5	Completes requires_supervisor.	2022-04-25 20:05:45 -04:00
Thomas Harte	8ff0b71b29	Subsume MOVEQ into MOVE.l; add missing invalid_operands.	2022-04-25 19:58:19 -04:00
Thomas Harte	8f8f201186	Complete transition to simple AND-based verification.	2022-04-25 16:23:16 -04:00
Thomas Harte	0c688757b0	Adapt the last of the MOVEs, TAS, NOT, SUB and TST.	2022-04-25 16:05:44 -04:00
Thomas Harte	5778e92e70	Adapt MOVE, DIV, MUL, OR.	2022-04-25 15:43:25 -04:00
Thomas Harte	3268ea42ff	Translate SUB, PEA.	2022-04-25 12:41:41 -04:00
Thomas Harte	1538500903	Add enough to make AND masks the default case.	2022-04-25 12:30:44 -04:00
Thomas Harte	6ca30a16ca	Update JMP, JSR.	2022-04-25 12:05:07 -04:00
Thomas Harte	e6dc2e0d31	Add EXG, EXT.	2022-04-25 11:49:14 -04:00
Thomas Harte	9bbd1390c1	Add new-style validation of EORI to CCR, move EXG decoding into page navigation.	2022-04-25 11:43:30 -04:00
Thomas Harte	27f8db6e8b	Update DBcc, DIVU/DIVS, EOR.	2022-04-25 09:49:18 -04:00
Thomas Harte	dda0c0e097	Update CMPM, CMPI.	2022-04-25 09:39:22 -04:00
Thomas Harte	f5ea5c26a3	Translate CHK, CLR, CMP, CMPA.	2022-04-24 21:05:00 -04:00
Thomas Harte	d01fa96177	Port BSR, BTST.	2022-04-24 20:49:41 -04:00
Thomas Harte	03caa53863	Translate BSET.	2022-04-24 19:58:10 -04:00
Thomas Harte	4f4a2e6d92	Translate ASL, ASR, Bcc, BCHG, BCLR.	2022-04-24 19:53:54 -04:00
Thomas Harte	87178ed725	Port AND.	2022-04-24 15:12:18 -04:00
Thomas Harte	94e5436f6e	Attempt a more compact retelling.	2022-04-24 14:47:14 -04:00