Thomas Harte
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c3b436fe96
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Use int64_t as an intermediary to avoid x86 exception on INT_MIN/-1.
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2022-06-02 21:39:52 -04:00 |
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Thomas Harte
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2bd20446bb
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Merge branch '68000Mk2' of github.com:TomHarte/CLK into 68000Mk2
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2022-06-02 05:39:32 -04:00 |
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Thomas Harte
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659e4f6987
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Include fixed cost of rolls. Which includes providing slightly more information to did_shift .
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2022-06-01 20:30:51 -04:00 |
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Thomas Harte
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cd5f3c90c2
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Ensure proper resumption after a forced exit in will_perform .
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2022-06-01 15:27:09 -04:00 |
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Thomas Harte
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91a6911a51
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Correct ADDA/SUBA timing.
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2022-06-01 15:03:03 -04:00 |
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Thomas Harte
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0857dd0ae5
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Include fixed base cost in MULU and MULS.
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2022-06-01 14:05:23 -04:00 |
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Thomas Harte
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5a4f117a12
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Merge branch '68000Mk2' of github.com:TomHarte/CLK into 68000Mk2
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2022-06-01 10:48:14 -04:00 |
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Thomas Harte
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62ed1ca2fd
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Fix MOVE CCR permissions.
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2022-06-01 09:22:47 -04:00 |
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Thomas Harte
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d1298c8863
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Correct MOVE timing without breaking PEA, LEA, etc.
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2022-06-01 09:06:08 -04:00 |
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Thomas Harte
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75e85b80aa
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Factor out the common stuff of exception state.
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2022-06-01 08:20:33 -04:00 |
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Thomas Harte
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73815ba1dd
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No need for this hoop jumping here.
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2022-06-01 08:20:06 -04:00 |
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Thomas Harte
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e1abf431cb
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Don't test undefined flags.
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2022-05-30 16:23:51 -04:00 |
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Thomas Harte
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8e0fa3bb5f
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DIV # with a divide by zero should be 44 cycles.
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2022-05-29 21:22:45 -04:00 |
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Thomas Harte
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8ffaf1a8e4
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Ensure did_divu/s are performed even upon divide by zero.
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2022-05-29 21:18:19 -04:00 |
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Thomas Harte
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7788a109b0
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Tweak more overtly to avoid divide by zero.
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2022-05-29 20:51:50 -04:00 |
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Thomas Harte
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9eea471e72
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Resolve infinite recursion.
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2022-05-29 20:39:22 -04:00 |
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Thomas Harte
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3ef53315a2
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Don't try to append operands to 'None'.
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2022-05-29 15:28:16 -04:00 |
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Thomas Harte
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2a40e419fc
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Fix CHK tests: timing and expected flags.
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2022-05-29 15:26:56 -04:00 |
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Thomas Harte
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d6f72d9862
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Avoid runtime checking of instruction supervisor requirements.
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2022-05-29 14:56:44 -04:00 |
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Thomas Harte
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3da720c789
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Make requires_supervisor explicitly compile-time usable.
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2022-05-29 14:55:24 -04:00 |
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Thomas Harte
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dbf7909b85
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Fix timing of CMPM.
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2022-05-29 14:49:42 -04:00 |
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Thomas Harte
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57aa8d2f17
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Correct timing of ADDQ.
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2022-05-29 14:34:06 -04:00 |
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Thomas Harte
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35e73b77f4
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Fix interrupt stack frame.
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2022-05-27 21:55:17 -04:00 |
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Thomas Harte
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d17d77714f
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Remove outdated TODO.
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2022-05-27 15:40:06 -04:00 |
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Thomas Harte
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e8dd8215ba
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Tweak per empirical results.
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2022-05-27 15:39:02 -04:00 |
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Thomas Harte
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e11990e453
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Make an attempt at DIVS timing.
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2022-05-27 15:38:54 -04:00 |
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Thomas Harte
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165ebe8ae3
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Add time calculation for MULU and MULS.
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2022-05-27 15:38:14 -04:00 |
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Thomas Harte
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e746637bee
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Fill in dynamic cost of shifts.
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2022-05-27 15:38:08 -04:00 |
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Thomas Harte
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67b340fa5e
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Fix interrupt request address.
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2022-05-27 10:33:36 -04:00 |
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Thomas Harte
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c97245e626
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Fix CalcEA timing; make MOVEfromSR a read-modify-write.
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2022-05-27 10:32:28 -04:00 |
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Thomas Harte
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5f030edea4
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Simplify transaction.
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2022-05-26 19:37:30 -04:00 |
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Thomas Harte
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88e33353a1
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Fix instruction and time counting, and initial state.
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2022-05-26 09:17:37 -04:00 |
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Thomas Harte
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f3c0c62c79
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Switch register-setting interface.
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2022-05-26 07:52:14 -04:00 |
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Thomas Harte
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866787c5d3
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Make an effort to withdraw from the high-circuitous stuff of working around the reset sequence.
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2022-05-25 20:22:38 -04:00 |
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Thomas Harte
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367ad8079a
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Add a call to set register state with population of the prefetch.
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2022-05-25 20:22:05 -04:00 |
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Thomas Harte
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64491525b4
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Work further to guess at caller's intention for set_state.
Probably I should just eliminate the initial reset, somehow.
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2022-05-25 17:01:18 -04:00 |
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Thomas Harte
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68b184885f
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Reapply only the status.
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2022-05-25 16:54:25 -04:00 |
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Thomas Harte
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06f3c716f5
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Make better effort to establish initial state.
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2022-05-25 16:47:41 -04:00 |
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Thomas Harte
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22714b8c7f
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Capture state at instruction end, for potential inspection.
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2022-05-25 16:32:26 -04:00 |
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Thomas Harte
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80c1bedffb
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Eliminate false prefetch for BSR.
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2022-05-25 16:32:02 -04:00 |
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Thomas Harte
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56ad6d24ee
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Fix ANDI/ORI/EORI to CCR/SR timing.
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2022-05-25 16:20:26 -04:00 |
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Thomas Harte
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4ad0e04c23
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Fix macro for n being an expression.
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2022-05-25 16:05:45 -04:00 |
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Thomas Harte
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f9d1c554b7
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Fix for the actual number of cycles in a standard reset.
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2022-05-25 16:05:28 -04:00 |
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Thomas Harte
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ee58301a46
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Add RaiseException macro.
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2022-05-25 15:45:09 -04:00 |
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Thomas Harte
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f2a7660390
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Merge branch 'master' into 68000Mk2
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2022-05-25 15:40:10 -04:00 |
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Thomas Harte
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d4c7ce2d6f
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Merge pull request #1035 from TomHarte/68000TestIssues
Add details on gaps in coverage.
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2022-05-25 15:39:42 -04:00 |
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Thomas Harte
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4961e39fb6
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Mention DIVU/DIVS flags.
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2022-05-25 15:39:00 -04:00 |
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Thomas Harte
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0bedf608c0
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Add details on gaps in coverage.
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2022-05-25 15:36:27 -04:00 |
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Thomas Harte
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1ab831f571
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Add the option to log a list of all untested instructions.
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2022-05-25 13:17:01 -04:00 |
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Thomas Harte
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72425fc2e1
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Fix bus data size of MOVE.b xx, -(An).
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2022-05-25 13:00:36 -04:00 |
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