6502/EightBit
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25 Commits

Author SHA1 Message Date
Adrian Conlon
8143f8a506 Try to correct "one definition rule" problems: 
1) No forward declarations
2) No virtual methods defined inline.

Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-11-05 12:47:42 +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
64b7335a79 Attempted move to a "BUS" oriented memory architecture (TBC!) 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-09-06 13:22:23 +01:00
Adrian.Conlon
da806bddcb Tidy some more Windows/Linux compatibility issues. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-03 21:30:46 +01:00
Adrian.Conlon
640b2be670 Parts of the EightBit library become linux compatible (TBC!) 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-03 12:11:14 +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
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
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
8535efb30d More i8080 and LR35902 consistency. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-25 21:22:15 +01:00
Adrian.Conlon
1b11e0750b Try to make the 8080 emulator a little more like the LR35902 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-25 20:52:10 +01:00
Adrian.Conlon
fbf797a610 More unification of "IntelProcessor" derived classes. This time the i8080. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-25 19:26:21 +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
ff21263b97 Correct a couple of small disassembly issues in the 8080 implementation 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-07-25 14:32:31 +01:00
Adrian.Conlon
2ae4e8331e Replace old i8080 disassembler with new (z80) style. 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-07-25 14:12:34 +01:00
Adrian.Conlon
c0c969c560 Use a z80 style instruction decoder for the i8080 emulator. 2017-07-24 22:00:49 +01:00
Adrian.Conlon
ad9d37237f Put i8080 instructions into their own region 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-23 10:26:53 +01:00
Adrian.Conlon
8f18a128cd First step of moving to an instruction decoder, rather than a lookup table. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-22 23:52:58 +01:00
Adrian.Conlon
052df61250 Remove get/getWord and set/setWord from memory class. Just use address and data lines on the memory. 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-06-20 14:09:44 +01:00
Adrian.Conlon
c9bf24d1fa Tidy up register and static method access. 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-06-19 13:53:00 +01:00
Adrian.Conlon
675b82b5af Move to a more standard flag representation for the 8080 2017-06-16 01:58:12 +01:00
Adrian.Conlon
0291970427 Further work on uniting the 8080 family processor family. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-11 21:08:40 +01:00
Adrian.Conlon
627e41bf35 Introduce an IntelProcessor base class to allow known good implementation to be shared. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-11 09:45:34 +01:00
Adrian.Conlon
3325b07a28 Ensure we use the pre-constructed I/O ports object. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-04 22:59:56 +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