Re: Overlay support broken (Re: [patch] [2/2] Discontiguous PSYMTABs (psymtabs->symtabs by addrmap))

Michael Snyder
2008-05-12T22:37:20Z

On Mon, 2008-05-12 at 16:39 -0400, Daniel Jacobowitz wrote:
> On Mon, May 12, 2008 at 01:06:44PM -0700, Michael Snyder wrote:
> > I wrote that overlay code over 10 years ago.
> > I wonder whether anyone still uses it?
>
> On Mon, May 12, 2008 at 10:32:32PM +0200, Jan Kratochvil wrote:
> > I generally considered the overlays to be no longer supported and just still
> > not removed from the code. While reading other GDB code I was feeling overlays
> > are no longer supported on multiple places but sure I may be wrong.
> >
> > Could you please name which current arch is dependent on overlaying?
>
> As you may be able to guess from context, the answer is SPU :-)
>
> Each SPE has only a 256K local store which it uses for code, stack,
> and heap. That's not very much space, so overlays are frequently
> required.

Oho, well, Stan Shebs should be gratified. He assured me
at the time that overlays would get more use than I thought
they would. ;-)