Thomas Harte
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0b19bbff8d
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Marginally refactor, to avoid repetition of read/write branch.
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2022-05-01 13:09:28 -04:00 |
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Thomas Harte
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42927c1e32
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Establish more of the 680x0 executor loop.
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2022-05-01 13:00:20 -04:00 |
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Thomas Harte
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df999978f1
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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.
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2022-04-30 20:34:44 -04:00 |
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Thomas Harte
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43cd740a7b
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Shuffle Step to give meaning to the LSB.
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2022-04-30 20:33:35 -04:00 |
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Thomas Harte
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52f355db24
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Decision: operation is not a template parameter. Hence can use condition as fully typed.
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2022-04-30 14:08:51 -04:00 |
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Thomas Harte
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a86c5ccdc9
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Merge branch '68000Perform' of github.com:TomHarte/CLK into 68000Perform
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2022-04-30 14:02:23 -04:00 |
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Thomas Harte
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e532562108
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Merge branch 'master' into 68000Perform
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2022-04-30 14:02:17 -04:00 |
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Thomas Harte
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4293ab2acb
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Merge pull request #1030 from TomHarte/68000cc
Include decoded condition in Preinstruction.
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2022-04-30 13:56:49 -04:00 |
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Thomas Harte
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8d24c00df2
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Include decoded condition in Preinstruction.
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2022-04-30 09:00:47 -04:00 |
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Thomas Harte
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f4074e0bba
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Add basic status.
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2022-04-30 08:38:28 -04:00 |
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Thomas Harte
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e4426dc952
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Introduce calculate EA steps.
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2022-04-29 20:30:48 -04:00 |
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Thomas Harte
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9359f6477b
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Start drafting an Executor.
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2022-04-29 17:12:06 -04:00 |
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Thomas Harte
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a103f30d51
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Attempt to game out LEA, PEA. Add various special MOVEs.
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2022-04-29 14:43:58 -04:00 |
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Thomas Harte
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78b60dbd1a
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Evict MOVEM and MOVEP, enable TRAP and TRAPV, complete CHK.
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2022-04-29 14:43:30 -04:00 |
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Thomas Harte
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cde75a1c00
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Make steps more visible.
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2022-04-29 11:26:39 -04:00 |
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Thomas Harte
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b9d243552c
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MOVEs don't read from operand 2.
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2022-04-29 11:22:06 -04:00 |
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Thomas Harte
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85242ba896
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Add to Xcode project, template on Model as per CLR being odd. Fill in some obvious answers.
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2022-04-29 11:10:14 -04:00 |
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Thomas Harte
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d16dab6f62
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Starts introducing a sequencer, to resolve responsibility of perform .
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2022-04-29 10:40:19 -04:00 |
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Thomas Harte
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8066b19f93
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Correct typos.
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2022-04-29 07:57:02 -04:00 |
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Thomas Harte
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abd2a831a3
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Added a further ambiguity.
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2022-04-29 05:08:44 -04:00 |
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Thomas Harte
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824d3ae3f7
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Conclusion: a union does produce better code.
(But needn't be so verbose)
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2022-04-29 04:51:02 -04:00 |
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Thomas Harte
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727a14c6f9
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Add notes for myself on decisions yet to make.
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2022-04-29 03:53:17 -04:00 |
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Thomas Harte
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13d20137d3
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Tackle two lingering references to exception_handler.
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2022-04-29 03:38:23 -04:00 |
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Thomas Harte
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9680566595
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Include in automated build, temporarily.
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2022-04-28 20:42:44 -04:00 |
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Thomas Harte
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33c9ea2cf7
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A flow controller feels more natural than an exception handler.
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2022-04-28 20:42:04 -04:00 |
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Thomas Harte
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1d8d2b373b
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Port all simple instruction bodies.
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2022-04-28 16:55:47 -04:00 |
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Thomas Harte
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611b472b12
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Add evaluate_condition , to check standard 68000 condition codes.
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2022-04-28 16:54:57 -04:00 |
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Thomas Harte
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bb73eb0db3
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Start working on an isolation of 68000 instruction execution.
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2022-04-28 15:35:40 -04:00 |
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Thomas Harte
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8a18685902
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Relocated RegisterSizes to Numeric.
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2022-04-28 15:10:08 -04:00 |
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Thomas Harte
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872b941b20
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Merge pull request #1027 from TomHarte/GCCWarnings
Resolve GCC compilation warnings.
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2022-04-27 20:00:38 -04:00 |
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Thomas Harte
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39261436c8
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Remove unused type alias.
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2022-04-27 19:53:32 -04:00 |
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Thomas Harte
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5e355383df
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Correct SIB test.
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2022-04-27 19:53:15 -04:00 |
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Thomas Harte
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90bfec8c04
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Merge pull request #1026 from TomHarte/FarewellOfft
Eliminate `off_t`.
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2022-04-27 19:29:10 -04:00 |
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Thomas Harte
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866b6c6129
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Eliminate off_t .
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2022-04-27 19:16:37 -04:00 |
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Thomas Harte
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649fe7a1ec
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Merge pull request #1021 from TomHarte/68kDecoder
Establishes a formal 68k [pre-]decoder.
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2022-04-27 08:14:24 -04:00 |
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Thomas Harte
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9cbbb6e508
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Adjust path to match namespace; add to Qt project.
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2022-04-27 08:05:36 -04:00 |
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Thomas Harte
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9908769bb3
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Normalise test name.
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2022-04-26 20:32:39 -04:00 |
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Thomas Harte
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8902bb1af0
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Include size and supervisor flag in Preinstruction.
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2022-04-26 19:44:02 -04:00 |
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Thomas Harte
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baf1bd354d
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Avoid packing/unpacking of operands.
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2022-04-26 19:37:07 -04:00 |
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Thomas Harte
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539c2985aa
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Fill in size table, define quick to return a uint32_t .
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2022-04-26 12:30:14 -04:00 |
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Thomas Harte
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5c356e15b5
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Completes requires_supervisor .
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2022-04-25 20:05:45 -04:00 |
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Thomas Harte
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8ff0b71b29
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Subsume MOVEQ into MOVE.l; add missing invalid_operands.
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2022-04-25 19:58:19 -04:00 |
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Thomas Harte
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4e5a6c89b9
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Merge pull request #1025 from TomHarte/AndValidate
Switch to validation via a simple AND mask.
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2022-04-25 16:29:23 -04:00 |
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Thomas Harte
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8f8f201186
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Complete transition to simple AND-based verification.
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2022-04-25 16:23:16 -04:00 |
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Thomas Harte
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0c688757b0
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Adapt the last of the MOVEs, TAS, NOT, SUB and TST.
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2022-04-25 16:05:44 -04:00 |
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Thomas Harte
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5778e92e70
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Adapt MOVE, DIV, MUL, OR.
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2022-04-25 15:43:25 -04:00 |
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Thomas Harte
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3268ea42ff
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Translate SUB, PEA.
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2022-04-25 12:41:41 -04:00 |
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Thomas Harte
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1538500903
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Add enough to make AND masks the default case.
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2022-04-25 12:30:44 -04:00 |
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Thomas Harte
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6ca30a16ca
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Update JMP, JSR.
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2022-04-25 12:05:07 -04:00 |
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Thomas Harte
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e6dc2e0d31
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Add EXG, EXT.
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2022-04-25 11:49:14 -04:00 |
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