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Posted By

MMS
on 2019-07-02
14:13:21
 Re: C/Asm for the Plus4/C16?

Sounds great!
I know the speed benefits of C language, but AFAIK the cc65 does not support floating point too.
Actually the C64 and Plus/4 have a lot of MATH functions in the ROM to manage floating point (though not IEEE754 compatible)

I think it is a little lame that such an important number not used at all, when all the necessary functions implemented in the ROM, no need to reinvent the wheel. They culd use a fallback scenario in the compiled code to call the ROM routines. Slower, but at least work
(eg. George's 3D engine mainly based on floating point calculations)

I mainly use gfx. If I do some code (rarely), I heavily use floating point (eg. Mandelbrot)
So if you could solve these issues in your C project, I am interested too.



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