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Author SHA1 Message Date
Thomas Harte
bd056973ba Don't allow STOP state to block execution. 2022-06-15 10:56:45 -04:00
Thomas Harte
5420fd5aa3 Fix: new status word is still in prefetch. 2022-06-15 10:54:34 -04:00
Thomas Harte
93615f6647 Apply new status before entering STOP loop. 2022-06-15 10:50:03 -04:00
Thomas Harte
733ffc0eee
Merge pull request #1047 from TomHarte/OldVsNew 
Introduce randomised old vs new 68000 tests.
 2022-06-15 08:11:54 -04:00
Thomas Harte
6cc41d6dda Restore 1000 test count. 2022-06-14 22:02:53 -04:00
Thomas Harte
d91f8a264e Flip presumption, reenabling most tests. 2022-06-14 21:57:14 -04:00
Thomas Harte
0ace9634ce Fix MOVEA. 2022-06-14 21:56:48 -04:00
Thomas Harte
48d51759cd At huge copy-and-paste cost, fix MOVE.l. 2022-06-14 21:22:28 -04:00
Thomas Harte
bfd0b683bf Extend MOVE.b fix to cover MOVE.w. 2022-06-14 17:04:11 -04:00
Thomas Harte
61e0f60e94 Add specialised MOVE.b to correct bus sequencing. 
This is a bit of a trial balloon; .w and .l to come.
 2022-06-13 21:49:00 -04:00
Thomas Harte
7fa715e37a Provide more thorough documentation. 2022-06-13 15:27:23 -04:00
Thomas Harte
e066546c13 Resolve PEA timing errors. 2022-06-13 14:08:42 -04:00
Thomas Harte
7dc66128c2 Fix strobe output. 2022-06-13 10:49:47 -04:00
Thomas Harte
e484e4c9d7 Expand test to make sure that correct data strobes are active. 2022-06-13 10:39:06 -04:00
Thomas Harte
4a75691005 Avoid double conditional for CalcEffectiveAddressIdleFor8bitDisplacementAndPreDec. 2022-06-13 10:27:22 -04:00
Thomas Harte
8ada73b283 Use the outer switch for addressing mode dispatch, saving a lot of syntax. 2022-06-13 08:57:49 -04:00
Thomas Harte
f316cbcf94 The old implementation was correct. 2022-06-11 21:15:08 -04:00
Thomas Harte
2a9a05785c Bus and address error don't affect interrupt level. 2022-06-11 21:10:24 -04:00
Thomas Harte
0a6b2b7d32 Verify newer CMPA.l, RTE, TRAP[V] and CHK. 2022-06-11 11:17:18 -04:00
Thomas Harte
c3345dd839 Fix MOVEM timing. 2022-06-10 21:52:07 -04:00
Thomas Harte
917b7fbf80 Notarise won't fix status of CLR, NEGX, NEG, NOT. 2022-06-10 16:50:38 -04:00
Thomas Harte
97715e7ccc Expand test set to include those with timing discrepancies. 2022-06-10 16:34:05 -04:00
Thomas Harte
43c0dea1bd With the difference in RESET times now factored out, test timing too. 2022-06-10 16:12:54 -04:00
Thomas Harte
2e4652209b Remove entire RESET sequence, move to testing PEA. 2022-06-10 15:57:54 -04:00
Thomas Harte
aec4bf9d45 Correct TAS timing. 2022-06-10 15:57:35 -04:00
Thomas Harte
e2d811a7a0 Notarise digressions that appear to be correct, remove now-working RTE/RTR. 2022-06-09 21:48:15 -04:00
Thomas Harte
f8643a62e6 Change RTE and RTR read order. 2022-06-09 21:47:28 -04:00
Thomas Harte
dd5c903fd6 DIVS also appears sometimes to differ. 2022-06-09 20:19:39 -04:00
Thomas Harte
2e1675066d Reinstate address error non-testing. 2022-06-09 16:59:06 -04:00
Thomas Harte
be84ce657b Add an optional testing whitelist. 2022-06-09 16:18:04 -04:00
Thomas Harte
64053d697f Take improved guess at address error stacking order. 2022-06-09 16:17:09 -04:00
Thomas Harte
a59ad06438 Print out summary of failure. 2022-06-09 13:13:33 -04:00
Thomas Harte
5af03d74ec Add note to self about first diagnosis. 2022-06-09 12:21:39 -04:00
Thomas Harte
ba2803c807 Include all bus activity after the split. 2022-06-09 11:30:22 -04:00
Thomas Harte
fdcbf617d8 Avoid STOP. 2022-06-09 08:42:31 -04:00
Thomas Harte
cc7a4f7f91 Fix test build. 2022-06-08 21:15:11 -04:00
Thomas Harte
2e42bda0a3 Permit instructions that end in an address error to differ in transactions. 2022-06-08 16:15:33 -04:00
Thomas Harte
da8e6737c6 Fix standard exception stack write order. 2022-06-08 16:15:11 -04:00
Thomas Harte
670201fcc2 Reset time debt upon 'reset'. 2022-06-08 16:03:16 -04:00
Thomas Harte
168dc12e27 Avoid spurious mismatches. 2022-06-08 16:03:02 -04:00
Thomas Harte
fd1955e15b Attempt to randomise and test register contents. 2022-06-08 15:12:47 -04:00
Thomas Harte
ab35016aae Clear any time debt upon phoney reset. 2022-06-08 15:12:32 -04:00
Thomas Harte
f4f93f4836 Test a single, whole instruction; record read/write. 2022-06-08 14:53:04 -04:00
Thomas Harte
6efb9b24e0 Ensure that a phoney reset gets the proper vector. 2022-06-08 14:44:15 -04:00
Thomas Harte
dd0a7533ab Randomise all parts of memory other than the opcode. 2022-06-08 14:43:51 -04:00
Thomas Harte
079c3fd263 Abort address error-causing exceptions before they begin. 2022-06-08 14:43:31 -04:00
Thomas Harte
8cbf929671 Don't duplicate work that the RESET program already does. 2022-06-08 11:42:56 -04:00
Thomas Harte
50130b7004 Minor layout tweak. 2022-06-08 11:42:42 -04:00
Thomas Harte
ab52c5cef2 Pass first all-zeroes test, establishing that processors aren't being fully reset. 2022-06-08 10:56:54 -04:00
Thomas Harte
c7fa93a5bc Attempt human-legible explanation of differences encountered. 2022-06-08 10:51:05 -04:00