3003 Commits

Author	SHA1	Message	Date
Thomas Harte	b42a6e447d	Tie down more corners.	2024-03-03 21:29:53 -05:00
Thomas Harte	4e7963ee81	Clarify PC semantics; remove faulty underscore.	2024-03-03 14:11:02 -05:00
Thomas Harte	945b7e90da	Add just enough to persuade self that execution is broadly sane.	2024-03-03 14:03:08 -05:00
Thomas Harte	99f0233b76	Fix immediate offset and data processing operation.	2024-03-02 23:27:37 -05:00
Thomas Harte	62da0dee7f	Unify reads.	2024-03-02 23:15:17 -05:00
Thomas Harte	1663d3d9d1	Introduce disaster of an attempted test run.	2024-03-02 22:40:12 -05:00
Thomas Harte	c0dd96eb7c	Add a catalogue entry for RISC OS.	2024-03-02 21:44:27 -05:00
Thomas Harte	c865da67e0	Introduce further barrel-shifter tests.	2024-03-02 15:12:03 -05:00
Thomas Harte	e6f77a9b80	Add logical right-shift tests.	2024-03-01 18:06:54 -05:00
Thomas Harte	42ba6d1281	Relocate execution code appropriately.	2024-03-01 15:02:47 -05:00
Thomas Harte	85b7afd530	Attempt a complete block data transfer.	2024-03-01 14:48:36 -05:00
Thomas Harte	f2f59a4de5	Attempt to deal with data aborts.	2024-03-01 10:38:08 -05:00
Thomas Harte	5759798ad7	Deal with downward write order.	2024-02-29 14:34:20 -05:00
Thomas Harte	ab1dd7f57e	Implement a little of block data transfer.	2024-02-29 11:33:40 -05:00
Thomas Harte	53a2ea3a57	Add address exception.	2024-02-29 10:49:11 -05:00
Thomas Harte	1f1e7236be	Add rotation.	2024-02-29 10:47:41 -05:00
Thomas Harte	fd2c5b6679	Make a quick first attempt at memory accesses.	2024-02-29 10:18:09 -05:00
Thomas Harte	0b287c55d5	Edge towards single data transfer.	2024-02-29 10:02:57 -05:00
Thomas Harte	93b4008f81	Localise flags, detect improper carry write.	2024-02-28 21:28:19 -05:00
Thomas Harte	904462b881	Regularise data transfers.	2024-02-28 21:23:57 -05:00
Thomas Harte	4d400c3cb7	Add easy exceptions.	2024-02-28 14:25:12 -05:00
Thomas Harte	c49b26701f	Relocate and clarify barrel shifts. ... With a view to independent testing.	2024-02-28 13:53:13 -05:00
Thomas Harte	9b42d35d56	Update interface.	2024-02-28 11:42:33 -05:00
Thomas Harte	645152a1fd	Implement branch.	2024-02-28 11:33:28 -05:00
Thomas Harte	487ade56ed	Add basic multiply.	2024-02-28 11:27:27 -05:00
Thomas Harte	5a48c15e46	Add scheduler side of PC writeback.	2024-02-28 10:15:23 -05:00
Thomas Harte	d6bf1808f9	Take a swing at PC-as-input.	2024-02-28 09:33:05 -05:00
Thomas Harte	b676153d21	State intention to merge status with other registers.	2024-02-27 15:36:34 -05:00
Thomas Harte	b4e0b46bac	Add notes on R15.	2024-02-27 10:04:30 -05:00
Thomas Harte	09c1b2d7db	Add missing shifts.	2024-02-27 09:55:24 -05:00
Thomas Harte	4255283e33	Deal with conditionality up front.	2024-02-26 21:36:23 -05:00
Thomas Harte	16e827bb2c	Add basic arithmetics.	2024-02-26 21:27:58 -05:00
Thomas Harte	def69ce6d5	Add notes on R15.	2024-02-26 15:12:39 -05:00
Thomas Harte	054a799699	Fill in the easy 50% of operations.	2024-02-26 15:10:00 -05:00
Thomas Harte	580f402bb6	Muddle further towards data processing.	2024-02-26 14:50:45 -05:00
Thomas Harte	030dda34f0	Start poking at implementation.	2024-02-26 14:30:26 -05:00
Thomas Harte	481b6d0e69	Sketch out some status flags.	2024-02-25 22:01:51 -05:00
Thomas Harte	a88d41bf00	List the flags.	2024-02-25 15:21:54 -05:00
Thomas Harte	56a5df3783	Do the least possible manual test.	2024-02-22 10:48:19 -05:00
Thomas Harte	d205e538e1	Accept the C++ I'm in; clarify and simplify interface.	2024-02-22 10:16:54 -05:00
Thomas Harte	f9cbec668b	Add empty shell for tests.	2024-02-21 15:43:24 -05:00
Thomas Harte	6577f68efc	Complete instruction set; consolidate mapper.	2024-02-21 15:32:27 -05:00
Thomas Harte	e986ae2878	Add coprocessor data operations and register transfers.	2024-02-21 15:25:57 -05:00
Thomas Harte	bd0a15c054	Start working on ARM2 decoding.	2024-02-16 21:36:07 -05:00
Thomas Harte	1c8261dc09	Add Mockingboard to macOS UI.	2024-02-15 09:10:19 -05:00
Thomas Harte	07c11e8268	Begin 6522 wiring.	2024-02-14 15:18:19 -05:00
Thomas Harte	d49c07687c	Unify [get_/skip_]samples, adding a third option for in-place mixing.	2024-02-12 10:55:52 -05:00
Thomas Harte	609d81d75d	Distinguish sources of samples and of whole buffers.	2024-02-09 14:25:40 -05:00
Thomas Harte	c105acf1c7	Adopt a full type for stereo samples, gaining + and +=.	2024-02-09 10:48:42 -05:00
Ryan Carsten Schmidt	d811501421	Compatibility fixes in Markdown files. ... Improve compatibility with some Markdown readers like MacDown by adding blank lines before lists. Blank lines around headers were added for consistency. One header level was fixed. One code block was fixed.	2024-01-27 13:24:35 -06:00
Thomas Harte	8a1a14ba4c	Switch trailing files to #pragma once.	2024-01-21 21:49:59 -05:00
Thomas Harte	31cbcb206f	Commit new version number.	2024-01-21 21:25:27 -05:00
Thomas Harte	8eb38ac437	Make use of bound_shader.	2024-01-19 22:34:42 -05:00
Thomas Harte	ab4ecccf57	Avoid raw pointers.	2024-01-17 14:59:36 -05:00
Thomas Harte	20c1f4f0e5	Merge pull request #1308 from ryandesign/no-preferredDevice ... Fix color video performance on macOS 10.15+	2024-01-17 09:23:49 -05:00
Ryan Carsten Schmidt	c74305be56	Fix color video performance on macOS 10.15+ ... Closes #1178	2024-01-17 01:33:00 -06:00
Thomas Harte	a3d37640aa	Switch include guards to #pragma once.	2024-01-16 23:34:46 -05:00
Thomas Harte	3ab6953246	Avoid use of raw pointers in machine creation.	2024-01-12 22:03:19 -05:00
Thomas Harte	177e741bca	Fix test.	2024-01-09 21:19:44 -05:00
Thomas Harte	ae48f05c80	Shuffle most of the MemoryMap ugliness into a source file.	2024-01-04 10:25:27 -05:00
Thomas Harte	cf00a709ec	Be consistent in shadowing physical addresses.	2024-01-03 15:02:54 -05:00
Thomas Harte	bbaaa520c8	Eliminate MemoryMap access macros, fix tests target.	2024-01-03 13:21:39 -05:00
Thomas Harte	4f846ef8d0	Remove absolute path.	2023-12-31 15:11:45 -05:00
Thomas Harte	051cdc63b8	Fix SDL build.	2023-12-29 14:54:47 -05:00
Thomas Harte	9344f6a824	Indicate whether a keypress is a repeat. Treat appropriately in the Apple II.	2023-12-28 15:05:55 -05:00
Thomas Harte	74bee31a78	Update version number.	2023-12-28 10:41:52 -05:00
Thomas Harte	497ae935d6	Bump version number.	2023-12-26 10:43:47 -05:00
Thomas Harte	3e328bed61	Be overt about jump size, albeit without internal rigour.	2023-12-24 14:11:41 -05:00
Thomas Harte	85f814c632	Attempt to build fixed operations into type. ... This simplifies callees and should make all helper functions automatically able to optimise themselves for fixed operations.	2023-12-21 23:08:18 -05:00
Thomas Harte	160fec2439	Eliminate trace.	2023-12-21 15:31:09 -05:00
Thomas Harte	faaa89bb67	Eliminate all reference to EmuTOS.	2023-12-21 15:28:45 -05:00
Thomas Harte	09867e1e6d	Unhide the PC.	2023-12-21 12:59:53 -05:00
Ryan Carsten Schmidt	5ef6b190af	Fix typos	2023-12-16 03:53:07 -06:00
Thomas Harte	9ef28da322	Add read-only support for IMD images.	2023-12-08 15:37:13 -05:00
Thomas Harte	1c47c64bcb	Connect option to macOS UI.	2023-12-08 14:23:27 -05:00
Thomas Harte	fbf79c142a	Undo accidental build-type switch.	2023-12-08 14:03:29 -05:00
Thomas Harte	664890cead	Expose speed as an option.	2023-12-08 10:46:59 -05:00
Thomas Harte	5fde3b8d5d	Wire up a stub RTC plus appropriate option ROM.	2023-12-06 22:56:09 -05:00
Thomas Harte	1f976b8ccb	Complete loop for macOS display selection.	2023-12-06 14:49:34 -05:00
Thomas Harte	b2b05b590f	Clone the MDA class to CGA.	2023-12-05 22:37:33 -05:00
Thomas Harte	736a3841ce	Wire up adaptor selection.	2023-12-05 16:42:55 -05:00
Thomas Harte	bdf9c4765b	Loosen the assumption of MDA.	2023-12-05 16:38:09 -05:00
Thomas Harte	f97e6095df	Adjust option name.	2023-12-05 15:26:32 -05:00
Thomas Harte	23c60ae9bc	Supply video adaptor type.	2023-12-05 15:19:58 -05:00
Thomas Harte	2d75fbe1bf	Add nonfunctional FAT12 analyser.	2023-12-05 10:46:06 -05:00
Ryan Carsten Schmidt	5ccd232541	Remove invalid uef.gz file type from Info.plist ... Closes #1194	2023-12-04 10:25:35 -06:00
Thomas Harte	41bd5298b7	Signal only changes in modifiers.	2023-12-02 22:25:19 -05:00
Thomas Harte	b16e3de170	Accept what look like raw booters.	2023-12-01 17:23:13 -05:00
Thomas Harte	d101483714	Hack in enough that disk contents end up in RAM.	2023-12-01 09:34:31 -05:00
Thomas Harte	ddf38595ff	Add enough for FAT12 IMA images to get to the PC.	2023-11-29 14:54:33 -05:00
Thomas Harte	b860fba0a3	Make an attempt at providing varied sense interrupt statuses.	2023-11-28 14:12:39 -05:00
Thomas Harte	bffe3ffa25	Add an 8272 results phase.	2023-11-27 23:05:37 -05:00
Thomas Harte	993366ac5a	Merge branch 'master' into PCFDC	2023-11-27 22:16:30 -05:00
Thomas Harte	032eeb4757	Eliminate runtime switch.	2023-11-27 14:57:41 -05:00
Thomas Harte	0bb048e24b	Start formalising/extracting 8272 status.	2023-11-25 18:10:49 -05:00
Thomas Harte	af70c8847d	Factor out the stuff of accumulating and dissecting commands.	2023-11-24 18:24:58 -05:00
Thomas Harte	d5c30e3175	Add enough keyboard support to be able to bypass the initial FDC BIOS failure report.	2023-11-24 13:38:06 -05:00
Thomas Harte	24d0caf8e7	Fix Swift conditionality.	2023-11-21 22:48:26 -05:00
Thomas Harte	0344af986c	Try to avoid having to edit this constantly.	2023-11-21 22:02:36 -05:00
Thomas Harte	375a9f9ff5	Pull out the PIC, DMA.	2023-11-21 15:50:38 -05:00
Thomas Harte	ee6012f6e9	Evict the PIT.	2023-11-20 19:00:16 -05:00
Thomas Harte	f2fdfe86ec	Reduce repetition.	2023-11-17 09:13:45 -05:00
Thomas Harte	fbe02e3ad5	Randomly try a different explicit instantiation.	2023-11-16 23:37:37 -05:00
Thomas Harte	effddcaf65	Hide PC option by default.	2023-11-16 23:33:42 -05:00
Thomas Harte	3b84299a05	Edge closer to PCCompatible doing _something_.	2023-11-15 15:58:49 -05:00
Thomas Harte	6f48ffba16	Add enough of a ScanProducer to run.	2023-11-15 14:30:30 -05:00
Thomas Harte	1a3b2b0620	Add necessary wiring for File -> New...	2023-11-15 14:27:04 -05:00
Thomas Harte	e927fd00d8	Do just enough to include x86 code in the main build.	2023-11-15 11:01:28 -05:00
Thomas Harte	70a4d59517	Merge pull request #1205 from TomHarte/80286Preparation ... Clear a path towards implementing the 80286	2023-11-15 10:41:26 -05:00
Thomas Harte	a22ac2f88b	Move towards privacy.	2023-11-14 11:39:44 -05:00
Thomas Harte	2533fd2da9	Fix segment comparisons.	2023-11-14 11:14:28 -05:00
Thomas Harte	ac826f90c3	Formalise a separate manager of segments.	2023-11-14 10:56:00 -05:00
Ryan Carsten Schmidt	39df6daf3e	Add ellipsis at end of New menu item ... Menu items that elicit a dialog box in which further choices must be made should end with an ellipsis.	2023-11-14 02:13:23 -06:00
Ryan Carsten Schmidt	480b5bef95	Add period at end of sentence	2023-11-14 02:11:00 -06:00
Ryan Carsten Schmidt	6bb85c98ba	Change "Exit" button to "Quit"	2023-11-14 02:10:55 -06:00
Thomas Harte	08d9cc3bd3	Restore permitted IDIV miss.	2023-11-10 23:02:32 -05:00
Thomas Harte	47fc276afc	Add note to future self.	2023-11-10 23:01:46 -05:00
Thomas Harte	3a782faaf3	Ensure shoutouts upon LDS, LES and any far jump/call/int.	2023-11-10 22:58:59 -05:00
Thomas Harte	19a61f867f	Eliminate final misuse of 'selector'.	2023-11-10 22:56:00 -05:00
Thomas Harte	2551e73be1	Fully test segment registers.	2023-11-10 22:54:10 -05:00
Thomas Harte	e61dc0466f	Add callout for tracking segment register changes.	2023-11-10 22:22:32 -05:00
Thomas Harte	79b126e6bb	Add route for tracking segment register changes.	2023-11-10 22:11:52 -05:00
Thomas Harte	e78e5c8101	Add remaining acceptable error cases.	2023-11-09 12:26:40 -05:00
Thomas Harte	ed3922e458	Switch to accepting failures only with a reason.	2023-11-09 11:55:36 -05:00
Thomas Harte	9e61d3e8cf	Combine AAA and AAS.	2023-11-08 22:38:52 -05:00
Thomas Harte	8d2a2bcf4a	Unify DAA and DAS.	2023-11-08 22:26:48 -05:00
Thomas Harte	9566a8de67	Split up the ungainly PerformImplementation.hpp.	2023-11-08 10:52:36 -05:00
Thomas Harte	f608153c1a	Don't bother prepropulating for writes.	2023-11-07 14:38:23 -05:00
Thomas Harte	413e7b7de1	Switch Memory to using accessors.	2023-11-07 14:03:20 -05:00
Thomas Harte	0262875088	Claw back to building.	2023-11-07 09:58:42 -05:00
Thomas Harte	2af774601f	Temporarily disentangle Memory and access internals; start to be overt in PerformImplementation.	2023-11-06 16:04:31 -05:00
Thomas Harte	797c9fe129	Temporarily avoid use of Writeable.	2023-11-05 21:47:52 -05:00
Thomas Harte	009915f4de	Start promotion of ReturnType.	2023-11-05 21:42:22 -05:00
Thomas Harte	f96c33102a	Add documentation.	2023-11-04 22:22:50 -04:00
Thomas Harte	5739862dbb	Add specific entryway for preauthorised writes.	2023-11-03 15:36:30 -04:00
Thomas Harte	83850d7596	Commute: Status -> Flags as per usual x86 naming.	2023-11-02 16:55:38 -04:00
Thomas Harte	770803b073	Be more careful as to authorisation.	2023-11-02 15:37:59 -04:00
Thomas Harte	8d0deeb20e	Clean up Memory.	2023-11-02 14:25:13 -04:00
Thomas Harte	e4fdf09149	Fix PUSH SP, far call. Further simplify FlowController.	2023-11-01 23:39:52 -04:00
Thomas Harte	acb55aa4e2	Subsume repetition of arguments into a single context. ... Albeit that it (temporarily?) loses some context used during test validation.	2023-11-01 17:03:23 -04:00
Thomas Harte	bc095bb9ce	Slim down the flow controller.	2023-11-01 14:49:30 -04:00
Thomas Harte	097b328075	Split the preauthorised tracks.	2023-11-01 14:31:42 -04:00
Thomas Harte	ef83ac855a	Fix spelling of Preauthorised, think further on return types.	2023-11-01 14:11:10 -04:00
Thomas Harte	78df0d19e4	Start experimenting with varying return types.	2023-11-01 10:03:31 -04:00
Thomas Harte	9538491ee9	Fix pushes and pops.	2023-10-31 21:55:30 -04:00
Thomas Harte	8be03be529	Add test of ::Write mode.	2023-10-31 20:28:37 -04:00
Thomas Harte	1d479ec2d7	Ensure that reads can only read, accept that source is sometimes written to. E.g. XCHG.	2023-10-31 15:06:19 -04:00
Thomas Harte	02af08ffd2	Fix counts.	2023-10-30 12:32:44 -04:00
Thomas Harte	444c5b94b9	Add summary of accepted failures.	2023-10-29 16:55:07 -04:00
Thomas Harte	8ecc9835f8	Merge branch 'master' into 8088Intentions	2023-10-29 16:10:21 -04:00