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Re: malloc-based ggc-page


On Jan 21, 2000, Mark Mitchell <mark@codesourcery.com> wrote:

>>>>>> "Alexandre" == Alexandre Oliva <oliva@lsd.ic.unicamp.br> writes:

Alexandre> I was actually just talking about moving alloc_anon(),
Alexandre> free_page() and release_pages() into a portable xvalloc
Alexandre> libiberty module.  The garbage collector engine would
Alexandre> remain within gcc, at least for now.

> I'd even structure it with one more level, though -- put the portable
> valloc stuff in one place, and build the alloc_anon thing on top of
> it.  Does that make sense?

I can't see how this would make sense.  All of mmap_anonymous,
mmap_anywhere, valloc and dirty_malloc_tricks attain the same goal,
which is to obtain a suitably-aligned page.  I don't see any reason to
separate the mmap-based implementations from the others.

-- 
Alexandre Oliva http://www.ic.unicamp.br/~oliva IC-Unicamp, Bra[sz]il
oliva@{lsd.ic.unicamp.br,guarana.{org,com}} aoliva@{acm,computer}.org
oliva@{gnu.org,kaffe.org,{egcs,sourceware}.cygnus.com,samba.org}
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