higan v106r74 is released. higan (formerly bsnes) is a Nintendo multi-system emulator that began development on 2004-10-14. It currently supports the following systems:
- Famicom
- Super Famicom
- Game Boy
- Game Boy Color
- Game Boy Advance
higan also supports the following subsystems:
- Super Game Boy
- BS-X Satellaview
- Sufami Turbo
higan Changelog:
* Update to v106r74 release.
byuu says:
So I spent the better part of eight hours refactoring the TLCS900H core
to be more flexible in light of new edge cases.
I'm now including the size information inside of the types (eg
Register
instruction handlers. This allows me to eg implement RETI without
needing template arguments in all the instructions. pop(SR), pop(PC) can
deduce how much to pop off of the stack. It's still highly templated,
but not unrolling the 3-bit register indexes and instead going through
the switch table to access registers is going to hurt the performance a
good deal.
A benefit of this is that Register{A} != Register{WA} != Register{XWA}
anymore, despite them sharing IDs.
I also renamed read/write to load/store for the CPU core, because
implicit conversions are nasty. They all call the virtual read/write.
I added more instructions, improved the memory addressing mode support,
and some other things.
I got rid of Byte, Word, Long because there's too many alternate sizes
needed: int8, int16, uint24, etc.
Ran into a really annoying C++ case ...
struct TLCS900H {
template
};
If you call store(Register
the T types don't match. But you can't specialize it:
template
template
Because somehow it's 2019 and we still can't do partial template
specialization inside classes ...
So as a result, I had to make T source be type uint32 even for
Register
annoying.
Download: higan v106r74 x64
Source: Here
2019-01-09
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