6502/EightBit
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29 Commits

Author SHA1 Message Date
Adrian Conlon
0b6ef3d4dd VS2017 and CPP core guidelines updates 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-11-11 15:13:26 +00:00
Adrian Conlon
c292fb552e A whole bunch of consistency changes. No functional changes. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-11-03 22:05:01 +00:00
Adrian Conlon
0d3776d3ec Get the 6502 tests running again. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-10-28 13:06:56 +01:00
Adrian.Conlon
c472d70c5c Ensure the MOS6502 unit tests run successfully to completion. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-07 00:58:56 +01:00
Adrian.Conlon
9b43b74c28 Rationalise some of the reset/initialise logic across pProcessor implementations. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-01 16:01:40 +01:00
Adrian.Conlon
e70686c5de Some more rationalisation of processor execution/stepping strategies. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-30 23:17:34 +01:00
Adrian.Conlon
d710a28526 More consolidation of instruction implementations. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-28 21:18:08 +01:00
Adrian.Conlon
329fd269ed Share some more code from the 6502 processor implementation. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-28 18:52:48 +01:00
Adrian.Conlon
59e9adf57c Share more of push/pop implementation across processors. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-28 13:19:17 +01:00
Adrian.Conlon
12c9125e9b Correct warning in 6502 implementation. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-23 22:30:58 +01:00
Adrian.Conlon
99c2e2a719 Tidy up the 10 addressing mode write set to make it clearer when memory writes occur. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-07 21:25:21 +01:00
Adrian.Conlon
aa720c4c12 Pass all Klaus Dormann tests again: correct AM_10 write algorithm. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-07 21:02:31 +01:00
Adrian.Conlon
016b3bca59 Switch to a memory read/write event driven model. All tests passing. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-06 17:06:48 +01:00
Adrian.Conlon
b6dd48ca63 Some more small clarifications of shared processor implementation. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-25 18:56:43 +01:00
Adrian.Conlon
017b2a6442 Tidy up memory event handling to make it a bit easier to verify read/write events. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-17 21:00:05 +01:00
Adrian.Conlon
13725b7a3c Tidy method casing a little. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-17 15:35:24 +01:00
Adrian.Conlon
4f491f110e Make the 6502 a little more compatible with other processor implementations. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-17 13:46:06 +01:00
Adrian.Conlon
71d213faec Ensure that memory read/write events are triggered. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-16 10:40:38 +01:00
Adrian.Conlon
d522b694bd Make the flag adjustment a little more consistent with the rest of my emulators. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-16 10:05:49 +01:00
Adrian.Conlon
d1bb49143d Reinstate operation timings (TBC) 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-15 23:19:46 +01:00
Adrian.Conlon
3084d2341c New improved disassembler for 6502: much smaller than before. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-14 17:22:28 +01:00
Adrian.Conlon
7ff7ee040f Experimental decoding 6502 interpreter. Runs Klaus Dormann tests to completion. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-13 12:02:44 +01:00
Adrian.Conlon
8c81a27224 "Modernise" the 6502 emulator a little. Not complete, but does successfully complete Klaus Dormann tests. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-11 21:34:01 +01:00
Adrian.Conlon
d3c0494fb3 Switch back to use standard bit encoded fields. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-10 15:51:33 +01:00
Adrian.Conlon
7cd0f324de Better register definitions for the 6502 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-07 09:24:58 +01:00
Adrian.Conlon
f970c45005 Get the loop exit conditions worked out. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-06 21:32:52 +01:00
Adrian.Conlon
7910ada7fa First stab at a running M6502 test suite. Running Klaus Dormann tests 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-05 17:46:02 +01:00
Adrian.Conlon
88d3e4fd47 Initial stab at getting MOS6502 imported to the EightBit library. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-02 22:03:33 +01:00
Adrian.Conlon
105032f08a Dump of all my C++ emulators, only Intel8080 integrated so far... 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-04 21:38:34 +01:00