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srb
2019 Jul 09
5
Having trouble getting started on writing a WDC 65816 backend
I asked about this in IRC ~2.5 hours ago:
<srnb> I'm trying to write an LLVM backend for the WDC 65816 (for usage in compiling SNES code) but I have very little experience with how C++ works and LLVM's CMakeLists. I'm trying to follow the guide but I don't know how to check if the project builds after my changes or how to test...
2019 Jul 12
0
Having trouble getting started on writing a WDC 65816 backend
...ible registers, while other processors do?
> One idea is to use some of bank 0 as
> a source of registers, maybe with a custom pass to promote things to
> real registers where possible after the fact.
How would I end up doing this? Do you mean bank 0 of the actual SNES ROM?
>> <srnb> - How do I handle ROM banks? (
>> https://stackoverflow.com/questions/56925635/equivalent-of-org-in-llvm-ir )
>> <srnb> - Does it make sense to use `ENVIRONMENT` (where it's usually either `gnu` or `musl`) for
>> the different ROM types? (`lorom`, `hirom`, `sa1`, etc...