Hi,
Z80 port has --constseg support, but it looks incomplete.
int f1() {
static const char text[] = "some text"; //text will be placed in _CODE
segment
puts(text);
}
int f2() {
puts("some text"); //text will be placed in constseg segment
}
Sergey Belyashov
пн, 13 апр. 2020 г. в 11:59, Philipp Klaus Krause <p...@spth.de>:
> Am 13.04.20 um 01:07 schrieb Brad Robinson:
> > Is there any way to get SDCC to place string literals into a const area
> > when targeting Z80?
> >
> > I'm looking at a situation where I need to do some paging between a
> > couple of different code overlays and having string literals embedded in
> > the code area means those strings might get paged out when calling
> > between overlays.
> >
> > It'd be great to be able to manage those strings as a linker area so I
> > could move them to somewhere that won't be paged out.
> >
> > Brad
>
> Named address spaces would work, but are overkill for this use-case.
>
> I don't remember if the z80 backend has support for separate const and
> code segments already. If it does, #pragma constseg or --constseg would
> be a good solution.
>
> Otherwise, #pragma codeseg is probably the easiest.
>
> Philipp
>
>
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