Commit Graph

93 Commits

Author SHA1 Message Date
Adrian Conlon
426043f80b Remove some commented lines
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-08-17 14:00:24 +01:00
Adrian Conlon
ed76038bfa More memptr adjustments
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-08-17 13:59:59 +01:00
Adrian Conlon
70c70af969 Sort out some exception and member initialisation rules.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-08-11 21:19:19 +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
cf311a5113 Merge branch 'master' of https://github.com/MoleskiCoder/EightBit 2018-06-24 21:09:53 +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
67487b5b6e Simplify the usage of the register16_t union.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-06-16 00:55:32 +01:00
Adrian Conlon
89632774a7 Bring closer to the Z80 implementation again.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-06-11 23:02:27 +01:00
Adrian Conlon
fbf098ae00 Simplify memory event handlers and ROM recognition a little (bit of speed difference)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-06-10 22:00:52 +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
4b4f6b1a49 Some *small* consistency changes. Perhaps some performance gains.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-04-11 23:53:26 +01:00
Adrian Conlon
d818095815 MEMPTR is really only a concept of Intel style processors.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-03-18 22:40:23 +00:00
Adrian Conlon
97a121b8d4 Unneeded UNREACHABLEs can cause gcc to produce problematic code. TBC
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-03-17 23:34:27 +00:00
Adrian Conlon
dac58b121a More small tidyups in the core emulator set.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-03-12 01:22:28 +00:00
Adrian Conlon
45dc274167 Get rid of wrappers for bus access: i.e. make it clearer where the bus is being read/written.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-03-10 01:53:57 +00:00
Adrian Conlon
adf506a41e Optimisation: Prefer return by value to return by reference. ~10% speed-up!
Just watch a video by Chandler Carruth from 2015, where he talked about C++ optimisers...

Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-02-25 19:48:01 +00:00
Adrian Conlon
d34b161255 Simplify some build options.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-02-19 23:18:21 +00:00
Adrian Conlon
290ab7a4dc More 8080 simplifications. No need to have it act like a Z80 under the hood.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-01-11 00:02:44 +00:00
Adrian Conlon
29edc46966 Simplify some MEMPTR usage in Intel processors.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-01-10 23:08:14 +00:00
Adrian Conlon
1edabd79f3 More pinout oriented method of executing instructions (especially interrupts)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-12-10 21:41:48 +00:00
Adrian Conlon
fb305268b1 (Hopefully) Get the i8080 test suite up and running on Linux.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-12-05 21:53:54 +00:00
Adrian Conlon
3d88a8f6d1 Couple of small changes in LIKELY/UNLIKELY usage.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-12-05 21:40:23 +00:00
Adrian Conlon
6a47f710b9 More consistency updates between i8080 and Z80.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-12-04 23:41:49 +00:00
Adrian Conlon
1bf797490b Tidy the i8080 interrupt handling to be more like the Z80 implementation
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-12-04 23:20:55 +00:00
Adrian Conlon
23f7a88480 Further 8080/Z80 interrupt rewrite
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-12-03 00:57:47 +00:00
Adrian Conlon
7e3957d4db Rewrite i8080 interrupts to be more closely related to the hardware.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-12-02 23:50:59 +00:00
Adrian Conlon
c513f0cab1 GSL was too problematic when used with GCC. Removed.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-11-20 19:17:49 +00:00
Adrian Conlon
67c27d4a3e GSL + CPP core guidelines changes.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-11-18 14:29:30 +00:00
Adrian Conlon
dea1847280 Unify more VS2017 build configurations
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-11-12 10:38:05 +00:00
Adrian Conlon
7a0ebb9198 Port to VS2015
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-11-05 14:47:38 +00:00
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
437cc4ce89 LTO in gcc
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-11-04 23:52:15 +00:00
Adrian Conlon
926ac48224 Move to VS2017
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-11-04 23:15:55 +00:00
Adrian Conlon
d408bfe022 Updated build to C++ 14
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-11-04 12:44:38 +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
727ef5e86d Tidy Intel8080 header file usage a little.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-10-22 21:57:01 +01:00
Adrian.Conlon
2c92e4d389 Updated for appveyor library location compatibility.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-09-12 13:30:56 +01:00
Adrian.Conlon
64d0eb308c Changes for Appveyor compatibility
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-09-10 18:19:41 +01:00
Adrian.Conlon
74a62f554d Ensure the i8080 unit tests run successfully to completion.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-09-07 00:55:06 +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
8d91260f84 Tidy up some precompiled header usage
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-09-03 23:51:01 +01:00
Adrian.Conlon
ef766fd626 Correct some linux warnings.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-09-03 22:40:45 +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
c55bba5d2b Correct a couple of Makefile issues.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-09-03 12:40:11 +01:00
Adrian.Conlon
6f8cf74c36 Add linux makefiles for parts of the EightBit library
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-09-03 12:11:47 +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
91c8855183 Share i8080 and Z80 I/O implementations.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-08-28 21:41:10 +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