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Author SHA1 Message Date
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
Thomas Harte
4e5a6c89b9
Merge pull request #1025 from TomHarte/AndValidate 
Switch to validation via a simple AND mask.
 2022-04-25 16:29:23 -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