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198 Commits

Author SHA1 Message Date
Adrian Conlon
8b6c4a205e Lot's of small niggles corrected across the EightBit libraries 2024-03-18 13:03:41 +00:00
Adrian Conlon
b22d7e47e5 Addressing mode simplifications 2024-03-14 14:54:52 +00:00
Adrian Conlon
33a0889fe1 Correct build issues with latest thirdparty 2024-03-11 14:45:29 +00:00
Adrian Conlon
8e0092ec9d Tidy up noexcept specification 2022-01-17 19:10:15 +00:00
Adrian Conlon
4efa66c44e Remind MSVC++ of its responsibilities as to properly define "__cplusplus" 2022-01-01 15:13:16 +00:00
Adrian Conlon
6346ea9278 Switch to C++20 everywhere 2021-12-29 11:39:41 +00:00
Adrian Conlon
4f4d234ed5 Correct some missed 6809 fixes 2021-12-26 21:59:52 +00:00
Adrian Conlon
e8dd92f0ae Fix crash due to limited stack space. 2021-12-08 19:52:22 +00:00
Adrian Conlon
712be312ef Simplify the 6809 tests, post flag simplification 2021-12-08 19:51:29 +00:00
Adrian Conlon
30b61af820 Whoops: missed this from the last commit! 2021-12-08 19:50:45 +00:00
Adrian Conlon
47ac36c8af Catch a couple of small issues in the 6809 tester code 2021-12-08 19:50:11 +00:00
Adrian Conlon
cea3fd47af Lots of reworking of the 6809 core, still looking for the FP bug. 2021-12-08 19:49:05 +00:00
Adrian Conlon
72705e8dd0 Updated projects for VS2022 2021-12-08 19:42:34 +00:00
Adrian Conlon
a37aaeba31 Unify the compilation options to what seems to be a sensible point. 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2021-10-24 14:12:57 +01:00
Adrian Conlon
22506ea56c Extensive change warning: lots of "noexcept" and "constexpr" changes. Not sure if I'll keep all of them, but interesting... 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2021-07-18 14:28:40 +01:00
Adrian Conlon
2f76e901f9 More tidying of include files for VS2019 compatibility (plus more correct!) 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2021-05-29 12:18:13 +01:00
Adrian Conlon
cab29e3ce4 Tidy some code formatting. No functional changes. 2021-04-07 21:37:30 +01:00
Adrian Conlon
2fa9ffd1e3 Tidy up some C++ a little 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2021-04-07 21:36:09 +01:00
Adrian Conlon
79adce86bd Add 6809 profiling 2021-04-07 21:35:33 +01:00
Adrian Conlon
e9900424b7 6809: Start moving away from macro based read/modify/write implementation 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2020-12-28 18:37:21 +00:00
Adrian Conlon
0609ec1364 6809: Correct reset vector handling 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2020-12-28 15:49:19 +00:00
Adrian Conlon
7296ff7cce MC6809 tidy a few items and show a "functional" (rather than macro based) rmw routine. 2020-04-06 23:08:11 +01:00
Adrian Conlon
ff02159886 MC6809: Add a cycle eater routine. 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2020-04-04 12:27:26 +01:00
Adrian Conlon
c81204512c MC6809: Correct a couple of cycle count errors. 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2020-04-04 11:39:37 +01:00
Adrian Conlon
d4e6e13fde First stab at cycle accurate 6809 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2020-04-03 10:13:42 +01:00
Adrian Conlon
c8bdabf34f Reflect that the I/O for Intel style processors isn't part of the CPU, but attached to the Bus and access controlled by the CPU. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2020-02-09 11:51:58 +00:00
Adrian Conlon
a69770addd Tidy 6809 unit test project 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-11-10 11:14:00 +00:00
Adrian Conlon
d0467421ff Improve compatibility with .net emulator code. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-11-09 18:58:23 +00:00
Adrian Conlon
ee3ecc682d Add R/W pins to the MC6809 and MOS6502 processors. Hoping it'll ease peripheral development. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-09-15 12:49:32 +01:00
Adrian Conlon
254cfbe342 Tidied up pin management to be synchronised with the .Net code. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-09-06 23:55:57 +01:00
Adrian Conlon
6940a54355 Update all EightBit projects to VS2019 (Latest SDK, C++17) 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-08-17 11:04:29 +01:00
Adrian Conlon
5e9014997a Upgraded to VS2019, default SDK. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-08-06 13:16:38 +01:00
Adrian Conlon
def1c58e9d Tidy project settings across the EightBit library to be more consistent. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-07-06 22:45:16 +01:00
Adrian Conlon
ef09696ea2 Add analysis of 6809 instruction set PDFs 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-07-05 21:43:23 +01:00
Adrian Conlon
dca2e1bb8e Bring the C++ code a little closer to the C# code. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-06-02 12:12:04 +01:00
Adrian Conlon
d37f130577 Get the C++ version of the MC6850 synced with the C# version. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-05-27 10:57:02 +01:00
Adrian Conlon
ca0a98d9a7 MC6809: Correct test board wiring, such the MC6850 can be allowed to work! 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-05-05 13:35:33 +01:00
Adrian Conlon
467369d248 MC6850: Add JSR/RTS unit tests 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-05-05 10:30:10 +01:00
Adrian Conlon
3441fd062e Simplify the usage of the MC6850 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-05-05 10:29:41 +01:00
Adrian Conlon
1a0d3ad77a Go through all projects for configuration consistency. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-05-05 10:25:44 +01:00
Adrian Conlon
934a1f7025 Use the virtual methods, busRead and busWrite for all processor bus actions. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-03-02 21:58:34 +00:00
Adrian Conlon
f0376fa81e Use macros to define our device pins. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-01-14 23:17:54 +00:00
Adrian Conlon
92d23d82d6 Start big refactor of device/CPU pin usage (to allow pin events throughout). 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-01-14 02:10:17 +00:00
Adrian Conlon
9755a5fcd2 Add the concept of a clocked chip 2019-01-10 22:23:51 +00:00
Adrian Conlon
68030610d8 Move to an event driven clock tick event for all CPUs 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-01-09 23:24:33 +00:00
Adrian Conlon
741e005e0c Add some more 6809 documentation. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-01-07 01:09:24 +00:00
Adrian Conlon
a13ad5042a Correct constructions of register16_t: the structure is "#ifdef"ed for different endian arrangements. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2019-01-06 11:27:43 +00:00
Adrian Conlon
f38d326ca7 Improve the flexibility of the BUS mapping/read/write architecture. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-12-29 19:17:36 +00:00
Adrian Conlon
dc477cd050 Use explicit enumeration types (improves type safety) where appropriate. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-12-01 15:24:29 +00:00
Adrian Conlon
deb9a6d43c Correct more analysis problems. No functional changes. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-11-28 21:27:14 +00:00