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46 Commits

Author SHA1 Message Date
Adrian Conlon
4e536ee7ed Try and sort out problematic "noexcept" specifications (mainly due to events) 2024-01-13 10:24:21 +00:00
Adrian Conlon
9a5f9ccd1a Tidy up some exception specifications. 2022-03-26 16:06:29 +00:00
Adrian Conlon
70a785b5c2 Try to remove some casting warnings by redefining ROM size types. 2022-01-03 12:29:32 +00:00
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
759b4a9fa8 GameBoy: Correct a few (very minor C++) niggles in the implementation. No functional changes. 
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
 2020-11-07 09:41:12 +00:00
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
9960ad6012 Tidy return parameter usage a little within the EightBit library. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-11-29 00:09:40 +00:00
Adrian Conlon
887b89308a Ensure virtual methods are no longer defined inline. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-11-25 10:43:51 +00:00
Adrian Conlon
e688411cb9 Refactor memory related code a little to make the hierarchy of classes a little easier to understand. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-11-04 16:38:57 +00:00
Adrian Conlon
984626a331 Introduce the concept of a MemoryInterface to the EightBit library. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-11-03 22:15:17 +00:00
Adrian Conlon
62f3cd717b First set of C++17/14 changes to the core library 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-10-27 17:30:23 +01:00
Adrian Conlon
c03d8488b5 Allow memory peek as a const operation. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-08-26 13:06:05 +01:00
Adrian Conlon
b640da1910 Add some noexcept specifications. Just to experiment. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-08-07 23:06:15 +01:00
Adrian Conlon
e40240694f More removal of duplicated code. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-06-24 22:33:02 +01:00
Adrian Conlon
cac871cf2b Remove duplicated code (from const definitions) the performance benefit isn't worth the amount of duplicated code. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-06-24 20:58:20 +01:00
Adrian Conlon
3e854c7c49 Const some more bus/processor usage, and ensure the data bus is a member, not a reference to memory. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-06-10 00:40:56 +01:00
Adrian Conlon
9de0f597f6 Remove some "tricksy" code from the Z80 emulator chain. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-04-14 09:39:06 +01:00
Adrian Conlon
9524cf4c6b Adjust memory loaders, to allow easier usage (default arguments) 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-01-25 22:24:08 +00:00
Adrian Conlon
d4782a66db Some small changes for NES support: hopefully not broken anything! 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-12-26 22:46:16 +00:00
Adrian Conlon
d70f6b375b Ensure each header file has a newline on its own at the end of each file. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-11-30 23:19:17 +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
90b0673259 Correct a couple of header file issues in the base EightBit library 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-10-22 21:24:28 +01:00
Adrian.Conlon
b445457b37 Fire pre/post memory read/write events 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-14 15:00:57 +01:00
Adrian.Conlon
0665de5951 Make the base BUS architecture a little easier to work with. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-07 00:53:22 +01:00
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
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
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
9964070b85 Refactor to allow peek/poke/reference to share a common implementation as much as possible. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-24 11:28:01 +01:00
Adrian.Conlon
448ee2f09f Refactor the MBC implementation to allow a single point of definition. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-24 10:28:31 +01:00
Adrian.Conlon
2c7e32aa78 First stab at implementing MBC1 support for LR35902. Not complete, but all old tests still work. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-23 23:17:45 +01:00
Adrian.Conlon
7948962d70 Because of its boot room, the LR35902 needs a custom clear mechanism. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-08-10 20:30:37 +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
99e3454527 Memory locking is dependent on the GB hardware, not the size of the program, so allow lock ranges to be manually specified. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-18 21:40:29 +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
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
3001a97128 Don't bother wiring up memory events that the 6502 doesn't need (I think!) 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-08 09:41:07 +01:00
Adrian.Conlon
8256d97b60 Modified to work with my builds of the Klaus Dormann 6502 test suite. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-08 01:04:20 +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
6db32ae7c5 Small consistency change in the 8-bit memory model. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-07-05 17:44:47 +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
954887217f Performance mods: probably about 30% speedup: the best yet. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-29 00:50:34 +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
f3fe475d44 Implement enough changes to build LR35902 2017-06-09 10:23:51 +01:00
Adrian.Conlon
211c75d84d Add Z80 processor and tests. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-05 22:39:15 +01:00
Adrian.Conlon
46b7acb69a Sort out shared pre-compiled header usage 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-06-04 23:37:25 +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