Adrian Conlon
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cc64e114a9
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Start refactoring the processor classes to allow big/little endian processors to be specified.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-08-17 21:53:49 +01:00 |
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Adrian Conlon
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ed76038bfa
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More memptr adjustments
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-08-17 13:59:59 +01:00 |
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Adrian Conlon
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70c70af969
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Sort out some exception and member initialisation rules.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-08-11 21:19:19 +01:00 |
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Adrian Conlon
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e40240694f
|
More removal of duplicated code.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-06-24 22:33:02 +01:00 |
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Adrian Conlon
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cac871cf2b
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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>
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2018-06-24 20:58:20 +01:00 |
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Adrian Conlon
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67487b5b6e
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Simplify the usage of the register16_t union.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-06-16 00:55:32 +01:00 |
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Adrian Conlon
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fbf098ae00
|
Simplify memory event handlers and ROM recognition a little (bit of speed difference)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-06-10 22:00:52 +01:00 |
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Adrian Conlon
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3e854c7c49
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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>
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2018-06-10 00:40:56 +01:00 |
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Adrian Conlon
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9de0f597f6
|
Remove some "tricksy" code from the Z80 emulator chain.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-04-14 09:39:06 +01:00 |
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Adrian Conlon
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d818095815
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MEMPTR is really only a concept of Intel style processors.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-03-18 22:40:23 +00:00 |
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Adrian Conlon
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45dc274167
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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>
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2018-03-10 01:53:57 +00:00 |
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Adrian Conlon
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adf506a41e
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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>
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2018-02-25 19:48:01 +00:00 |
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Adrian Conlon
|
d34b161255
|
Simplify some build options.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-02-19 23:18:21 +00:00 |
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Adrian Conlon
|
7f501ff29c
|
Temporarily perhaps, reintroduce post-read and pre-write bus events (for the NES)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-02-07 23:00:38 +00:00 |
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Adrian Conlon
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29edc46966
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Simplify some MEMPTR usage in Intel processors.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-01-10 23:08:14 +00:00 |
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Adrian Conlon
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108f66632e
|
Performance: watch out for unnecessary virtualised methods.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2018-01-06 17:13:02 +00:00 |
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Adrian Conlon
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d4782a66db
|
Some small changes for NES support: hopefully not broken anything!
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-12-26 22:46:16 +00:00 |
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Adrian Conlon
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1edabd79f3
|
More pinout oriented method of executing instructions (especially interrupts)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-12-10 21:41:48 +00:00 |
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Adrian Conlon
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7e3957d4db
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Rewrite i8080 interrupts to be more closely related to the hardware.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-12-02 23:50:59 +00:00 |
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Adrian Conlon
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c2de6a2659
|
More clang warning corrected.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-11-30 23:21:48 +00:00 |
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Adrian Conlon
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033969bbe3
|
Add profile guided optimisation to build configuration (profile/profiled)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-11-30 14:59:24 +00:00 |
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Adrian Conlon
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11062607e6
|
Start sharing parts of the linux build system.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-11-26 22:10:17 +00:00 |
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Adrian Conlon
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92919b0440
|
Correct a few GCC build issues. TBC
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-11-20 20:47:00 +00:00 |
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Adrian Conlon
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c513f0cab1
|
GSL was too problematic when used with GCC. Removed.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-11-20 19:17:49 +00:00 |
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Adrian Conlon
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67c27d4a3e
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GSL + CPP core guidelines changes.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-11-18 14:29:30 +00:00 |
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Adrian Conlon
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dea1847280
|
Unify more VS2017 build configurations
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-11-12 10:38:05 +00:00 |
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Adrian Conlon
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d010e3ca2f
|
Start incorporating CPP core guidelines (as an experiment!)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-11-10 22:41:50 +00:00 |
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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>
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2017-11-05 12:47:42 +00:00 |
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Adrian Conlon
|
437cc4ce89
|
LTO in gcc
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2017-11-04 23:52:15 +00:00 |
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Adrian Conlon
|
926ac48224
|
Move to VS2017
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2017-11-04 23:15:55 +00:00 |
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Adrian Conlon
|
d408bfe022
|
Updated build to C++ 14
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2017-11-04 12:44:38 +00:00 |
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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 |
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Adrian Conlon
|
a22e59546b
|
Tidy the gameboy core a little. Mainly by moving the execution loops into the bus class.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2017-10-24 00:04:13 +01:00 |
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Adrian Conlon
|
fa03e8dc55
|
Simplify I/O port event handling.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2017-10-22 21:31:20 +01:00 |
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Adrian.Conlon
|
a77e57e5fc
|
Add pre/post read/write memory events.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
|
2017-09-13 23:12:47 +01:00 |
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Adrian.Conlon
|
c5c842a70b
|
Correct some rom initialisation/loading issues.
|
2017-09-07 12:23:06 +01:00 |
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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 |
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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 |
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Adrian.Conlon
|
ef766fd626
|
Correct some linux warnings.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
|
2017-09-03 22:40:45 +01:00 |
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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 |
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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 |
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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 |
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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 |
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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 |
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Adrian.Conlon
|
406e651c66
|
Whoops: The processor should only execute instructions while it is powered. Otherwise, it'll get into an infinite loop.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
|
2017-08-31 17:19:32 +01:00 |
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Adrian.Conlon
|
1eb127ed72
|
Add power support to processor base class.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
|
2017-08-31 12:13:00 +01:00 |
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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 |
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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 |
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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 |
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