Thomas Harte
1916bd3bd0
Import a first effort at listing all 68000 instruction specs.
2022-04-17 07:57:59 -04:00
Thomas Harte
de55a1adc4
Require a model for decoding; shift a bunch of immediates into ExtendedOperation.
2022-04-15 09:40:37 -04:00
Thomas Harte
8e3cccf4d6
Begins a formalised 68k decoder.
2022-04-11 15:00:55 -04:00
Thomas Harte
21328d9e37
Normalise macros, remove unused AssertEqualOperationNameO.
2022-04-09 21:25:00 -04:00
Thomas Harte
5177fe1db7
Update tests.
2022-04-09 21:11:58 -04:00
Thomas Harte
1f44ad1723
Completes test cases.
2022-04-06 21:09:58 -04:00
Thomas Harte
d23c714ec7
Build in an optional post hoc validation.
...
TODO: validate.
2022-04-05 11:23:54 -04:00
Thomas Harte
ac524532e7
Handle the synonym test cases.
2022-04-04 08:09:59 -04:00
Thomas Harte
31276de5c3
Complete 'misc instructions' tests.
2022-04-03 20:33:32 -04:00
Thomas Harte
c581aef11d
Test as far as mffs.
2022-04-03 18:29:40 -04:00
Thomas Harte
7f6a955a71
Complete the cmp set.
2022-04-03 15:50:03 -04:00
Thomas Harte
125d97cc41
Complete floating point tests.
2022-04-03 08:55:28 -04:00
Thomas Harte
de7d9ba471
Add further floating point tests.
2022-04-03 08:06:59 -04:00
Thomas Harte
ad54b44235
Begin documentation and testing of the floating point instructions.
2022-04-02 19:58:21 -04:00
Thomas Harte
42532ec0f5
Test floating point loads and stores.
2022-04-02 15:40:17 -04:00
Thomas Harte
b84fa619da
Test integer loads and stores.
2022-04-02 15:27:12 -04:00
Thomas Harte
20b4736a1f
Test tw, twi.
2022-04-02 10:09:35 -04:00
Thomas Harte
d5967f7834
Correct decoding of stwcx. and stdcx.
2022-04-01 20:37:36 -04:00
Thomas Harte
d5f7650ac1
Test synchronising loads and stores, further expand documentation.
2022-04-01 18:30:48 -04:00
Thomas Harte
6330caffde
Test logical immediates.
2022-04-01 17:52:38 -04:00
Thomas Harte
4671b8db5c
Add tests for non-immediate logicals.
2022-04-01 17:35:47 -04:00
Thomas Harte
7c8f044380
Complete shift tests.
2022-04-01 17:22:32 -04:00
Thomas Harte
a3b110aee5
Clean up. Shifts next.
2022-03-30 17:04:41 -04:00
Thomas Harte
84f0b0a84c
Test rotates.
2022-03-30 16:43:09 -04:00
Thomas Harte
c9c5adc650
Test crand ... crxor.
2022-03-30 12:40:57 -04:00
Thomas Harte
b89c8decd4
Test addx–divwx and mtcrf; document fields for crand, etc.
2022-03-29 20:48:43 -04:00
Thomas Harte
e696624da0
Now passes negx, subfex, subfzex, subfmex, dozx, absx, nabsx.
2022-03-28 20:47:32 -04:00
Thomas Harte
99ad40f3e0
Test subfcx, subfx; correct decoding of oe().
2022-03-28 20:39:52 -04:00
Thomas Harte
8ad1f2d4f5
Add bad attempt to catch subfc.
2022-03-28 20:18:41 -04:00
Thomas Harte
d84c72afe5
Test loads and stores, and immediate arithmetic.
2022-03-27 08:47:01 -04:00
Thomas Harte
4f6a9917c6
Test lbzx, lbzux.
2022-03-26 08:45:07 -04:00
Thomas Harte
3d48183753
Test lwzux.
2022-03-25 20:31:47 -04:00
Thomas Harte
33c31eb798
Test lwzx.
2022-03-25 20:23:21 -04:00
Thomas Harte
73ae7ad82f
Resolve final branch test: aa() applies.
2022-03-25 20:10:08 -04:00
Thomas Harte
1a5d3bb69c
Match majority of branch tests.
2022-03-25 08:41:57 -04:00
Thomas Harte
7d4fe55d63
Handle bclrx set and clear.
2022-03-25 06:25:06 -04:00
Thomas Harte
089e03afe8
Navigates bcctrx tests, adding simplified bo() helpers and bi() helpers.
2022-03-24 20:44:03 -04:00
Thomas Harte
e5af5b57ad
Add documentation for bx, bcx, bcctrx.
...
Catch bcx tests.
2022-03-18 19:55:26 -04:00
Thomas Harte
f05d3e6af3
Introduce dingusdev tests, do just enough to check bx
.
2022-03-18 17:24:12 -04:00
Thomas Harte
dc1d1f132e
Add one more address size modifier test.
2022-03-11 13:01:02 -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
727342134c
Add 8086 length limit test.
2022-03-11 11:55:41 -05:00
Thomas Harte
40cafb95ed
Add 286 and 386 instruction length tests.
2022-03-11 09:48:51 -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
c1cc4f96df
Switch to const auto
.
2022-03-09 16:56:32 -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
9f2d18b7ba
Improve comment formatting.
2022-03-09 15:25:46 -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
a125bc7242
Fill in more of test32bitSequence
.
2022-03-08 20:16:19 -05:00
Thomas Harte
ebed4cd728
Introduce failing 32-bit parsing test.
2022-03-08 19:57:10 -05:00
Thomas Harte
926a373591
Extend SIB test, correct decoder.
2022-03-08 15:03:37 -05:00
Thomas Harte
0cbb481fa4
Add a formal SIB test.
2022-03-08 14:56:27 -05:00
Thomas Harte
a954f23642
Attempt 32-bit modregrm + SIB parsing.
2022-03-08 14:39:49 -05:00
Thomas Harte
e7aaf4dd2e
Add LDS, LES, LSS test.
2022-03-06 12:10:25 -05:00
Thomas Harte
8a0902a83b
Adapts existing opcodes for 32-bit parsing.
2022-03-05 13:52:07 -05:00
Thomas Harte
8080d1d961
Extend test case slightly.
2022-03-01 20:22:43 -05:00
Thomas Harte
8ee62b4789
Simplify address size semantics.
...
Since it'll no longer be a mode-dependant toggle, but a fully-retained value.
2022-03-01 17:29:26 -05:00
Thomas Harte
5e7a142ff1
Fix is_write
errors, update comment, add additional source for asserts.
2022-03-01 16:51:54 -05:00
Thomas Harte
d8601ef01f
Add missing hex specifier. Test now passes.
2022-02-28 09:54:29 -05:00
Thomas Harte
afbc57cc0c
Incorporate displacement, switch macro flag.
2022-02-28 09:53:23 -05:00
Thomas Harte
9f12c009d6
Correct data size when accessing address registers.
2022-02-27 19:45:03 -05:00
Thomas Harte
84ac68a58b
Fix indirect memory read/write
2022-02-27 18:43:00 -05:00
Thomas Harte
27d1df4699
Introduce enough of a DataPointerResolver test to build but fail.
2022-02-27 18:27:58 -05:00
Thomas Harte
0d7a7dc7c9
Introduce DataPointerResolver
, to codify the meaning of DataPointer
and validate that enough information is present.
2022-02-27 11:25:02 -05:00
Thomas Harte
60bf1ef7ea
Rename SourceSIB to DataPointer, extend to allow for an absent base.
2022-02-23 08:28:20 -05:00
Thomas Harte
dc37b692cf
Switch to templated test function.
2022-02-23 04:33:28 -05:00
Thomas Harte
76814588b8
Template Instruction
on its content size.
2022-02-21 12:36:03 -05:00
Thomas Harte
1934c7faa2
Switch Decoder
into a template.
2022-02-21 12:21:57 -05:00
Thomas Harte
9e9e160c43
Eliminate Ind[BXPlusSI/etc] in favour of specifying everything via a ScaleIndexBase.
2022-02-21 11:45:46 -05:00
Thomas Harte
a5113998e2
Accept that IN and OUT are going to have special semantics, thereby kill ::AX and ::DX.
2022-02-20 17:15:01 -05:00
Thomas Harte
c257b91552
Update tests to preference away from [A/B/C/D]L.
2022-02-18 16:32:28 -05:00
Thomas Harte
2d543590dc
Make a noun, for better consistency.
2022-01-31 08:14:33 -05:00
Thomas Harte
f094aa946a
Add Mac GUI for Amiga memory selection.
2021-12-22 18:20:55 -05:00
Thomas Harte
7c73ed7ed5
Bump Xcode version number.
2021-12-18 14:55:27 -05:00
Thomas Harte
cccde7dc89
Correct given memory size.
2021-12-08 11:41:50 -05:00
Thomas Harte
1c3935eb40
Add README.md
...
As a warning.
2021-12-07 18:19:51 -05:00
Thomas Harte
de1f5686a8
Reenable hardened runtime.
2021-12-07 04:05:10 -05:00
Thomas Harte
c983678fcd
Reenable app sandbox.
2021-12-07 03:57:58 -05:00
Thomas Harte
8fc27dc292
Moves bitplane collection and shifter out of Chipset.[h/c]pp.
2021-11-26 18:16:24 -05:00
Thomas Harte
bea6cf2038
Move mouse and joystick into a separate file, give a common parent.
2021-11-26 17:50:47 -05:00
Thomas Harte
1c0962e53c
Move sprites into their own source file.
2021-11-26 15:30:31 -05:00
Thomas Harte
0ab5177637
Allow DMAState::FetchStopAndControl on y == v_stop_.
2021-11-25 14:29:12 -05:00
Thomas Harte
276cbfa505
Simplify sprite state machine.
...
This now better matches the explanation given on Page 133 of the Amiga System Programmer's Guide.
2021-11-25 14:08:55 -05:00
Thomas Harte
610c85a354
Correct test logic.
...
All tests now pass.
2021-11-25 04:11:20 -05:00
Thomas Harte
012084b37b
Fix exclusive fill, sizing, eliminate ECS call-ins.
...
The clock test now proceeds further, but still doesn't seem to pass.
2021-11-24 17:25:32 -05:00
Thomas Harte
0df8173536
Merge branch 'master' into Amiga
2021-11-24 08:58:03 -05:00
Thomas Harte
7be3578497
Adds a target for audio writes.
2021-11-09 07:11:23 -05:00
Thomas Harte
8ef9a932aa
Adds inclusive fill test; fixes inclusive fills.
2021-11-07 14:26:13 -08:00
Thomas Harte
b827b9e33e
Add necessary shift storage.
2021-11-03 19:26:45 -07:00
Thomas Harte
2c1f2edcf2
Introduce failing 'clock' test case.
...
i.e. a few seconds of the Workbench 1.0 clock application.
2021-10-31 16:12:51 -07:00
Thomas Harte
9e6ffaad7d
Introduce test case for fill mode.
2021-10-31 14:12:26 -07:00
Thomas Harte
edb75e69cb
Implement bitplane modulos.
2021-10-29 11:29:22 -07:00
Thomas Harte
5ebc59dd1f
Introduce additional test cases.
2021-10-26 20:58:38 -07:00
Thomas Harte
4d7ce3792f
Use additional test cases.
2021-10-25 21:48:43 -07:00
Thomas Harte
dc8701a929
Introduce some additional Blitter test cases.
2021-10-25 21:40:20 -07:00
Thomas Harte
15ed4a0d09
Introduce failing test case for sector decoding.
2021-10-16 10:48:32 -07:00
Thomas Harte
aa6b0f07b7
Correct filename.
2021-10-16 05:37:46 -07:00
Thomas Harte
9be23ecc34
Add end-of-Blit interrupt.
...
Along with a slightly easier path for posting interrupts, in C++ compilation unit terms.
2021-10-13 15:09:19 -07:00
Thomas Harte
955cb6411c
Factor out bit spreading.
...
(And do a better job of it)
2021-10-12 14:49:01 -07:00
Thomas Harte
ec3d5c0b32
Increase maximum number of activity LEDs to eight.
2021-10-10 18:37:33 -07:00
Thomas Harte
6b0dd19442
Name file appropriately: the logo comes from Kickstart.
2021-10-09 08:02:15 -07:00
Thomas Harte
5ccb512883
Moves the CIAs into the Chipset class.
...
This reflects the routing of interrupt signals for now, but also prepares for the addition of disk drives.
2021-10-04 06:44:54 -07:00
Thomas Harte
da286d5ae8
Switch spaces to tabs.
2021-10-04 05:27:25 -07:00
Thomas Harte
ad90c6b6ce
Now that this is getting close, don't stop at the first error.
2021-09-29 22:19:34 -04:00
Thomas Harte
0c998d60cb
Correct test logic for line draws that repeatedly write to the same address.
2021-09-28 21:45:55 -04:00
Thomas Harte
1dfc36f311
Flip loop, add modulo mappings.
2021-09-26 18:15:32 -04:00
Thomas Harte
1c03ff1d37
Fix bltdptl to bltbptl misstatement; remove pre-DMA writes.
2021-09-26 18:14:50 -04:00
Thomas Harte
19dd2f92bd
Implements test case. Failing at present, naturally.
2021-09-25 21:52:41 -04:00
Thomas Harte
acfaa016a0
Adds a capture of traffic leading up to the Workbench boot logo.
...
Around which to construct a test case.
2021-09-25 18:10:07 -04:00
Thomas Harte
adf7124e2c
Eliminate 6502Base.cpp.
2021-09-23 22:33:33 -04:00
Thomas Harte
fa800bb809
Introduces code for minterm application.
2021-09-20 19:13:23 -04:00
Thomas Harte
3d85f820f4
Add missing file to kiosk project.
2021-09-16 21:29:11 -04:00
Thomas Harte
245b7baa61
Moves the Copper into its own file.
2021-09-16 21:17:23 -04:00
Thomas Harte
add11db369
Factors out DMADevice, which is now a parent of Blitter.
2021-09-14 20:51:32 -04:00
Thomas Harte
fd70f7ad43
Attempts to make pixel content observeable.
2021-09-08 20:57:26 -04:00
Thomas Harte
635c1eacd5
Merge branch 'master' into Amiga
2021-08-11 17:31:17 -04:00
Thomas Harte
6dbce96781
Switch to non-breaking space, to avoid orphan word.
2021-08-11 17:28:37 -04:00
Thomas Harte
9ec42f0f8f
Cleans up bottom constraints.
2021-08-11 17:12:01 -04:00
Thomas Harte
10a5e7313f
Makes a buggy first attempt at bitplane data collection.
2021-08-10 21:28:48 -04:00
Thomas Harte
27726fd2d1
Merge branch 'master' into Amiga
2021-08-09 17:24:06 -04:00
Thomas Harte
77befb7f8e
Correct Atari ST text placement; add missing Enteprise constraint.
2021-08-09 17:14:37 -04:00
Thomas Harte
86c6248b48
Merge branch 'master' into Amiga
2021-08-09 17:09:04 -04:00
Thomas Harte
7d8894415c
Increase precision of phase interpolation.
2021-08-09 15:48:27 -04:00
Thomas Harte
e402e690b0
Assume and test that divide-by-zero posts the PC of the offending instruction.
2021-08-07 17:51:00 -04:00
Thomas Harte
6a15bb15ca
Adds a simpler way of deferring single values.
2021-08-07 17:29:21 -04:00
Thomas Harte
8be053fd35
Fixes top constraint for Atari ST.
2021-08-06 22:57:45 -04:00
Thomas Harte
99fee22a9f
Adjusts defaults.
2021-08-06 22:13:21 -04:00
Thomas Harte
084d002353
Adds the Amiga to macOS File -> New...
2021-08-06 21:58:31 -04:00
Thomas Harte
b4ec9d70da
Adds the CNT input.
2021-08-03 22:19:41 -04:00
Thomas Harte
738999a8b7
Further expands list of applied tests.
2021-08-03 22:08:50 -04:00
Thomas Harte
34c1cc5693
Adds entry points for all remaining tests.
...
Failing now: the TB123s, which are TOD related, both CIA2 tests, and CIA1TAB (which I think needs me to implement Port B output toggling).
2021-08-03 17:19:35 -04:00
Thomas Harte
f0ef45f0ca
Introduces two further tests.
2021-08-03 16:58:51 -04:00
Thomas Harte
38848ca2db
Rationalises reload logic and cuts storage.
...
Failure point is now chaining, I think.
2021-08-02 20:14:01 -04:00
Thomas Harte
26aaddaa33
Adds further documentation.
2021-07-30 21:34:22 -04:00
Thomas Harte
f576baf214
I'm not yet sure this is the best approach, but starts trying to make use of Lorenz's 6526 tests.
2021-07-30 21:21:16 -04:00
Thomas Harte
5c1ac05170
Add documentation.
2021-07-30 21:20:45 -04:00
Thomas Harte
3d9f86c584
Begins keyboard sketches and notes.
2021-07-30 18:23:15 -04:00
Thomas Harte
2bc9af09e1
Factors out the chipset.
2021-07-22 21:16:23 -04:00
Thomas Harte
e85db40b0f
Sketches out a blitter class.
2021-07-22 18:43:07 -04:00
Thomas Harte
67d53601d5
Latch and return data direction.
...
Albeit with no port-handling effect yet.
2021-07-18 12:23:47 -04:00
Thomas Harte
377cc7bdcd
Start to introduce a 6526/8250.
2021-07-18 11:36:13 -04:00
Thomas Harte
6ade36bf09
Adds an empty shell of a machine.
2021-07-16 20:30:48 -04:00
Thomas Harte
c52945aab5
Adds passthrough for Amiga media.
2021-07-16 20:15:36 -04:00
Thomas Harte
7cb16a3fc5
Introduces a shell for Amiga ADF decoding.
2021-07-16 18:11:07 -04:00
Thomas Harte
eab9bc1503
Make implicit conversion explicit.
2021-07-16 17:45:14 -04:00