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Commit Graph

2441 Commits

Author SHA1 Message Date
Thomas Harte
4abd62e62b Standardises on const [Half]Cycles as the thing called and returned, rather than const [Half]Cycles & as it's explicitly defined to be only one int in size, so using a reference is overly weighty. 2017-07-27 22:05:29 -04:00
Thomas Harte
1fb158b297 Merge pull request #165 from TomHarte/HalfCycleTyper
Brings `Typer` into the new `run_for` orthodoxy
2017-07-27 21:56:02 -04:00
Thomas Harte
968d2bb8ba Brought Typer into the new run_for orthodoxy, making it easier to clock consistently regardless of unit. Which necessitated adding a negative operator for WrappedInts. 2017-07-27 21:53:45 -04:00
Thomas Harte
92a3dfe44a Merge pull request #164 from TomHarte/NoInt
Revokes the operator bool() on WrappedInt and simplifies/generalises HalfClockReceiver
2017-07-27 21:41:04 -04:00
Thomas Harte
9ef232157b Revoked the operator bool() on WrappedInt as providing an indirect means for implicit but incorrect assignment to unwrapped ints. Got explicit about run_for intention and simplified HalfClockReceiver slightly by building a lossy and a flushing conversion to Cycles into HalfCycles. Adapted the all-RAM Z80 properly to return HalfCycles. 2017-07-27 21:38:50 -04:00
Thomas Harte
b9f4f7a530 Merge pull request #163 from TomHarte/WaitSampling
Adjusts the timing of the Z80's wait line sampling to be on a half clock and better regularises 'action' partial bus cycles
2017-07-27 21:19:29 -04:00
Thomas Harte
761afad118 Corrected timestamp return, and its testing by the 6502 timing tests. 2017-07-27 21:19:16 -04:00
Thomas Harte
8848ebbd4f Formalised set_interrupt_line's optional parameter as being a count of HalfCycles; corrected PartialMachineCycle.is_wait and effected the proper timing for counter reset on a ZX81. 2017-07-27 21:10:14 -04:00
Thomas Harte
37950143fc Attempted to nudge wait timing onto half-cycle boundaries, which expands the number of partial machine cycles the Z80 can post but pleasingly also regularises them. Switched the AllRAMProcessor to reporting half cycles by default and corrected all Z80 tests. 2017-07-27 20:17:13 -04:00
Thomas Harte
25fd95044c Merge pull request #154 from TomHarte/Memptr
Introduces a subset of necessary test cases for the Z80 memptr register, and corrects implementation to match
2017-07-27 08:10:22 -04:00
Thomas Harte
1da24d10fd Corrected a couple of build errors. 2017-07-27 08:05:14 -04:00
Thomas Harte
60e374dca3 Merge branch 'master' into Memptr 2017-07-27 07:54:25 -04:00
Thomas Harte
7a65f91575 Merge pull request #162 from TomHarte/ClockReceiverHolder
Completes revocation of ClockReceiver
2017-07-27 07:43:12 -04:00
Thomas Harte
6f8b558724 Revoked dead #include. 2017-07-27 07:41:59 -04:00
Thomas Harte
1a88b62bf7 Merge branch 'master' into ClockReceiverHolder 2017-07-27 07:41:20 -04:00
Thomas Harte
8361756dc4 Switched definitively to the works-for-now approach of requiring an explicit opt-in where somebody wants to clock a whole-cycle receiver from a half-cycle clock. 2017-07-27 07:40:02 -04:00
Thomas Harte
273299028e Merge pull request #161 from TomHarte/Z80WaitSampling
Doubles the timing precision used by the Z80 up to HalfCycles
2017-07-27 07:39:36 -04:00
Thomas Harte
847e49ccdf Corrected timestamp reporting by the all-RAM Z80. 2017-07-26 19:47:39 -04:00
Thomas Harte
81a3899381 Adjusted the Z80 formally to communicate in terms of half cycles rather than whole. 2017-07-26 19:42:00 -04:00
Thomas Harte
9257a3f6d7 Added test for 16-bit arithmetic, and fixed implementation. 2017-07-26 19:04:52 -04:00
Thomas Harte
728143247d Added a test for RLD and RRD. Which already passes. 2017-07-26 18:56:35 -04:00
Thomas Harte
6ec4e4e3d7 Merge branch 'master' into Memptr 2017-07-25 23:01:34 -04:00
Thomas Harte
7922a12f02 Merge pull request #159 from TomHarte/JamReplacement
Corrects those tests broken by withdrawal of the 6502 jam handler functionality
2017-07-25 23:01:13 -04:00
Thomas Harte
37ccb9d3b6 Fixed 6502 timing tests. 2017-07-25 23:00:39 -04:00
Thomas Harte
3c254360ba Completed fixture of the 6502 BCD test. 2017-07-25 22:55:45 -04:00
Thomas Harte
d2a0beaa67 Merge branch 'master' into JamReplacement 2017-07-25 22:49:23 -04:00
Thomas Harte
cda223ffc0 Added explicit signedness cast. 2017-07-25 22:49:03 -04:00
Thomas Harte
3ca51bedc6 Discovered legitimate uses of the jam opcode so reinstated it. Corrected illegitimate uses. 2017-07-25 22:48:44 -04:00
Thomas Harte
36076b7ea5 Eliminated final vestige of professed jam handling. This should make it clear which tests still think they can capture jams. 2017-07-25 22:38:26 -04:00
Thomas Harte
e90d128a26 Merge pull request #158 from TomHarte/HalfCycles
Formalises run_for_cycles, offering half- and full-length cycle options
2017-07-25 22:34:35 -04:00
Thomas Harte
966b5e6372 Adapted the Z80's perform_machine_cycle to return Cycles. 2017-07-25 22:25:44 -04:00
Thomas Harte
279c369a1f Switched to Cycles as the result from the 6502 perform_bus_operation, helping slightly to clarify what you're intended to return and reducing type jumping within the 6502 implementation. 2017-07-25 22:21:09 -04:00
Thomas Harte
d9c6b3bcf7 Corrected TIA's WSYNC lookahead to accept Cycles. 2017-07-25 22:13:41 -04:00
Thomas Harte
1c2f68f129 Removed, as it's been relocated. 2017-07-25 20:43:05 -04:00
Thomas Harte
296c7cec05 Adopted flush widely. 2017-07-25 20:42:51 -04:00
Thomas Harte
75d67ee770 Relocated ClockReceiver.hpp as it's a dependency for parts of the static analyser, and therefore needs to be distinct from the actual emulation parts. 2017-07-25 20:20:55 -04:00
Thomas Harte
a1e9a54765 Eliminated redundant uses of ClockReceiver and sought to ensure that proper run_fors are inherited all the way down. 2017-07-25 20:09:13 -04:00
Thomas Harte
8d1dacd951 Clean ups along the Electron::Tape line: ensured that the ClockReceiver is opted into only once, and that its run_for propagates all the way along the chain. 2017-07-25 20:01:30 -04:00
Thomas Harte
545683df6f Added some documentation, got explicit again about cycle/half-cycle intermingling, and added flush as what amounts to divide(1), for cleaner usage without a clock divider. 2017-07-25 19:50:40 -04:00
Thomas Harte
cfbd62a5dc Attempted to fix implementation of divide, and marked everything as-yet unmarked as inline. 2017-07-25 07:43:39 -04:00
Thomas Harte
40339a12e1 Formalised the use of a cycles count with a divider, bringing a few additional plain-int users into the fold. 2017-07-25 07:15:31 -04:00
Thomas Harte
90bf6565d0 Reduced int/Cycle conversions in the Electron and on the Atari 2600, where the current framework makes it possible to do so. 2017-07-24 22:53:13 -04:00
Thomas Harte
9be9bd9106 Neatened layout. 2017-07-24 22:52:35 -04:00
Thomas Harte
c1527cc9e2 Reduced back-and-forth between Cycles and ints within the Oric. 2017-07-24 22:46:31 -04:00
Thomas Harte
a1a3aab115 Fixed implicit sign conversion. 2017-07-24 22:40:15 -04:00
Thomas Harte
c77a83d86f The 6560 is now a ClockReceiver. This reduces to zero the number of remaining instances of the text run_for_cycles in this codebase. 2017-07-24 22:38:35 -04:00
Thomas Harte
a6e377aa57 The Electron's video is now a ClockReceiver. 2017-07-24 22:36:42 -04:00
Thomas Harte
df4732be2e Corrected test. 2017-07-24 22:33:49 -04:00
Thomas Harte
9435c1e12a The 1540 is now a ClockReceiver. 2017-07-24 22:32:41 -04:00
Thomas Harte
efdac2ce8c The 6522 is now a ClockReceiver. 2017-07-24 22:29:09 -04:00