6502/EightBit
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29 Commits

Author SHA1 Message Date
Adrian.Conlon
129286f1a7 Ensure LR35902 fuse tests run successfully to completion. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-07 01:15:28 +01:00
Adrian.Conlon
57cfd79c44 Tidy header file usage a little. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-01 16:41:50 +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
ef3203d943 Tidy raster line execution a little. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-01 13:24:41 +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
daab0484c3 Use corrected LR35902 library to run test loop. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-29 22:35:56 +01:00
Adrian.Conlon
ea033d3984 Move a fair amount of code from the GameBoy implementation into the EightBit library for the LR35902 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-29 22:23:32 +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
0457dffba4 Rewrite GB interrupt handling to properly document the trigger sequence. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-18 09:49:06 +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
261433bd6e Remove unneeded 16-bit operations. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-27 21:44:24 +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
9a264c7c06 Bring the LR35902 and i8080 increment/decrement implementations in line with the Z80. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-22 10:23:13 +01:00
Adrian.Conlon
0a02c32695 Some things (namely shift.rotate instructions) don't need to be quite so close to the Z80 implementation. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-21 19:23:36 +01:00
Adrian.Conlon
7c3fc469a8 Bring LR35902 a little closer to the Z80 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-20 12:37:54 +01:00
Adrian.Conlon
36fbee35fb Bring the various IntelProcessor derived processors a little closer together. 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-07-19 13:59:28 +01:00
Adrian.Conlon
35def4184a Start adding enough infrastructure to support memory mapped IO on LR35902. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-18 00:13:41 +01:00
Adrian.Conlon
af375ab10f Some more shared code. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-22 19:00:53 +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
23108a8536 Bring performance back to par by: inlining and static flag register access, where possible. 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-06-18 18:14:39 +01:00
Adrian.Conlon
5f288cf0e3 Some more small tidy ups. 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-06-16 20:31:32 +01:00
Adrian.Conlon
327d391ecb Remove another chunk of shared code. This time by ensuring the basic layout of registers is consistent. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-16 13:52:10 +01:00
Adrian.Conlon
71e6902aeb Simplify and remove a bunch of code. Getting there! 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-15 22:21:26 +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
838580cc3d More changes to bring LR35902 in line with the Z80 implementation. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-09 16:01:12 +01:00
Adrian.Conlon
93bac42547 Bring LR35902 a little more in line with the Z80 implementation. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-09 11:42:32 +01:00
Adrian.Conlon
f3fe475d44 Implement enough changes to build LR35902 2017-06-09 10:23:51 +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