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RE: Porting Boehm-gc to embedded m68k environment
- From: Andrew Haley <aph at redhat dot com>
- To: "Boehm, Hans" <hans_boehm at hp dot com>
- Cc: "'tromey at redhat dot com'" <tromey at redhat dot com>, John Neil <jneil at atrove dot com>, "'Jeff Sturm'" <jsturm at one-point dot com>, java at gcc dot gnu dot org
- Date: Wed, 12 Nov 2003 19:06:07 +0000
- Subject: RE: Porting Boehm-gc to embedded m68k environment
- References: <0C3EFB691636964BBF914AE56AE83A89501DC2@hplex4.hpl.hp.com>
Boehm, Hans writes:
> According to John, the bug is in gcj itself; the libgcj code is correct.
Ah, okay. So, let me get this right: we need to add a test so that we
only use bitmap descriptors if sizeof (void*) == alignof (void*). Right?
Andrew.
> > -----Original Message-----
> > From: java-owner@gcc.gnu.org
> > [mailto:java-owner@gcc.gnu.org]On Behalf Of
> > Tom Tromey
> > Sent: Wednesday, November 12, 2003 10:27 AM
> > To: Boehm, Hans
> > Cc: 'Andrew Haley'; John Neil; 'Jeff Sturm'; java@gcc.gnu.org
> > Subject: Re: Porting Boehm-gc to embedded m68k environment
> >
> >
> > >>>>> "Hans" == Boehm, Hans <hans_boehm@hp.com> writes:
> >
> > Hans> 1) It uncovered a bug in the GC descriptor generation code. It
> > Hans> should fall back to procedure descriptors if it sees any
> > Hans> misaligned pointers.
> >
> > Does this bug occur in gcj itself, or just the descriptor generation
> > code in libgcj? (I'd suspect the latter.)
> >
> > Anyway, we can fix this pretty easily.
> >
> > Tom
> >