Thomas Harte
821b5358ea
Add TRAP suffix, disambiguate RTR and RTE.
2022-04-22 14:24:12 -04:00
Thomas Harte
3a42b0ac3d
Correct BSR test.
2022-04-21 16:31:25 -04:00
Thomas Harte
14ff3162cf
Correct MOVEM syntax, output of BSR.
2022-04-21 16:28:32 -04:00
Thomas Harte
768f47198f
Add proper arguments for Bcc, BRA, BSR.
2022-04-21 16:10:21 -04:00
Thomas Harte
b4bb7cdaf9
Map three-bit Q to 8, not 0.
2022-04-21 09:57:23 -04:00
Thomas Harte
3673f931b8
Correct ASL/ASR/etc output.
2022-04-21 09:48:49 -04:00
Thomas Harte
3dce673b37
Add second operand to DBcc.
2022-04-20 20:04:56 -04:00
Thomas Harte
f7932d8583
Correct JSR and DBcc output.
2022-04-20 19:27:20 -04:00
Thomas Harte
b6c91035f4
Merge branch 'OpDumper' of github.com:TomHarte/CLK into OpDumper
2022-04-20 16:41:01 -04:00
Thomas Harte
7f030bc282
Preserve An at start of CMPAs.
2022-04-20 16:37:12 -04:00
Thomas Harte
32f946b3f0
Fix CMPA output.
2022-04-20 16:31:59 -04:00
Thomas Harte
939f015007
Remove suffixes from BTST/BCHG/etc.
2022-04-20 09:00:48 -04:00
Thomas Harte
20d54c0397
Tighten test.
2022-04-20 08:32:11 -04:00
Thomas Harte
950fddebf9
Preserve MOVE USP.
2022-04-20 08:30:16 -04:00
Thomas Harte
47d5d65633
Attempt to resolve all missing register numbers.
2022-04-19 20:38:08 -04:00
Thomas Harte
be1cec8f55
Ensure LEA appears as LEA.
2022-04-19 20:20:28 -04:00
Thomas Harte
6207f2ab41
Correct MOVEA output.
2022-04-19 17:15:36 -04:00
Thomas Harte
e30a02a0c0
Better log MOVEs.
2022-04-19 16:57:46 -04:00
Thomas Harte
c7097274c9
Add register numbers to MOVEs.
2022-04-19 16:33:18 -04:00
Thomas Harte
e82f2a3810
Correct ADDX/SUBX mode and register.
2022-04-19 16:20:01 -04:00
Thomas Harte
cbf6ae81d0
Output NOP, include register number in NBCD.
2022-04-19 08:05:37 -04:00
Thomas Harte
7a6fab72fe
Include register numbers and Q values.
2022-04-17 19:42:45 -04:00
Thomas Harte
4005506e42
Output all existing decodings.
2022-04-17 07:55:13 -04:00
Thomas Harte
ee625cb8a8
Minor style improvements; especially: don't assume value of NoBusProgram.
2021-12-25 14:05:38 -05:00
Thomas Harte
f20940a37b
Give Program full ownership of the sentinel value.
...
In case I want to reduce the size of this field later.
2021-12-23 16:32:21 -05:00
Thomas Harte
32e0a66610
Trust the compiler with this bit field.
2021-12-23 16:28:55 -05:00
Thomas Harte
d9598b35c2
Add some additional metrics.
2021-12-23 16:27:54 -05:00
Thomas Harte
863971f944
68000: fix E alignment, expand Microcycle::apply.
2021-09-08 21:03:37 -04:00
Thomas Harte
402f2ddbd9
Increases likelihood of 68000 Program offset-size assumptions being met.
2020-07-02 22:24:04 -04:00
Thomas Harte
6e4b8d58a5
Completes [[fallthrough]]s.
2020-06-19 23:50:37 -04:00
Thomas Harte
945a9da94f
Adds further [[fallthrough]]s.
2020-06-19 23:44:20 -04:00
Thomas Harte
73131735fa
Further qmake warning corrections.
2020-05-30 19:31:17 -04:00
Thomas Harte
267006782f
Starts to add Qt target; resolves many build warnings.
2020-05-30 00:37:06 -04:00
Thomas Harte
a3d4c7599b
Attempts fully to capture 68000 state.
...
Albeit that it can't be put back yet.
2020-05-18 23:55:54 -04:00
Thomas Harte
f7a16762b4
Starts populating the 68000 state registers.
2020-05-16 00:06:04 -04:00
Thomas Harte
66c2eb0414
Further tightens const and constexpr usage.
2020-05-12 22:22:21 -04:00
Thomas Harte
dca79ea10e
Requires trace flag currently set.
2020-01-18 22:52:53 -05:00
Thomas Harte
b7fd4de32f
Ensures a one-instruction latency on the trace flag.
2020-01-18 22:06:00 -05:00
Thomas Harte
9f2f547932
Adds and satisfies test on the function code word.
...
Thanks to ijor's "68000 Address and Bus Error Stack Frame" re: contents.
2020-01-04 23:58:07 -05:00
Thomas Harte
f0d5bbecf2
Introduces a test of stack contents after an address error.
...
Fixes: stacked PC, address of fault.
2020-01-04 23:22:07 -05:00
Thomas Harte
a28c52c250
Fixes A7-relative JSRs.
...
I completely withdraw my earlier statement re: the test cases.
2020-01-04 22:22:33 -05:00
Thomas Harte
7de1181213
Make a new guess at post-overflow DIV flags, based on tests.
...
Specifically: for DIVU, stick with the current guess of a fixed set. For DIVS, leave N and Z alone.
2020-01-03 23:44:49 -05:00
Thomas Harte
c7a5b054db
There's no TODO here; overflow is always 0 for a 16x16 multiply.
...
... and the original 68000 doesn't support 32x32 multiplies.
2020-01-03 22:44:19 -05:00
Thomas Harte
2f8078db22
Switches to should_log as a global when I'm hacking about.
2020-01-02 20:15:48 -05:00
Thomas Harte
5be30b1f7b
Introduces further comparative tests, prompting a new CHK fix.
...
Specifically: how to set N when both is_under and is_over are true, and to eliminate a failure fully to prefetch in the longer addressing modes.
2020-01-01 19:11:36 -05:00
Thomas Harte
b184426f2b
Ensure that an interrupt from a STOP doesn't return to the STOP.
2020-01-01 14:51:47 -05:00
Thomas Harte
1de4f179c0
Adds more thorough comment on the bus program used.
2019-12-25 19:49:49 -05:00
Thomas Harte
3cb5684d95
Fixes RTR: the whole top half of the SR should be preserved.
...
Specifically, the 68000 Reference Manual says: "The supervisor portion of the status register is unaffected." Clearly when I first read that I misread it as the supervisor _flag_ (rather than _portion_) should be preserved.
2019-12-25 19:49:20 -05:00
Thomas Harte
274867579b
Deploys constexpr as a stricter const.
2019-12-22 00:22:17 -05:00
Thomas Harte
a3e64cae41
Corrects SBCD carry.
2019-12-17 22:16:02 -05:00
