Thomas Harte
56fe00c5fb
Correct errors preparatory to Executor's lack of flow controller actions.
2022-05-01 20:40:57 -04:00
Thomas Harte
3c26177239
Provide both compile- and run-time operation selection options.
2022-05-01 17:39:56 -04:00
Thomas Harte
fe8f0d960d
Equivocate.
...
(Specifically: addresses cannot generally be obtained in advance, as they are often the product of registers, but things like displacements, immediate values and absolute addresses can)
2022-05-01 15:30:03 -04:00
Thomas Harte
c72caef4fd
Correct further size specifiers.
2022-05-01 15:21:58 -04:00
Thomas Harte
0720a391e8
Correct address register mutations.
2022-05-01 15:18:06 -04:00
Thomas Harte
d16ac70a50
Correct include path.
2022-05-01 15:14:12 -04:00
Thomas Harte
fc8e020436
Improve field name.
2022-05-01 15:12:13 -04:00
Thomas Harte
6b073c6067
Attempt to round out addressing modes, shift to a header, as per templating on BusHandler.
2022-05-01 15:10:54 -04:00
Thomas Harte
0b19bbff8d
Marginally refactor, to avoid repetition of read/write branch.
2022-05-01 13:09:28 -04:00
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
4293ab2acb
Merge pull request #1030 from TomHarte/68000cc
...
Include decoded condition in Preinstruction.
2022-04-30 13:56:49 -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
8a18685902
Relocated RegisterSizes to Numeric.
2022-04-28 15:10:08 -04:00
Thomas Harte
872b941b20
Merge pull request #1027 from TomHarte/GCCWarnings
...
Resolve GCC compilation warnings.
2022-04-27 20:00:38 -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
90bfec8c04
Merge pull request #1026 from TomHarte/FarewellOfft
...
Eliminate `off_t`.
2022-04-27 19:29:10 -04:00
Thomas Harte
866b6c6129
Eliminate off_t
.
2022-04-27 19:16:37 -04:00
Thomas Harte
649fe7a1ec
Merge pull request #1021 from TomHarte/68kDecoder
...
Establishes a formal 68k [pre-]decoder.
2022-04-27 08:14:24 -04:00
Thomas Harte
9cbbb6e508
Adjust path to match namespace; add to Qt project.
2022-04-27 08:05:36 -04:00
Thomas Harte
9908769bb3
Normalise test name.
2022-04-26 20:32:39 -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