Request for reviews (M): 6930772: JSR 292 needs to support SPARC C1
Christian Thalinger
Christian.Thalinger at Sun.COM
Mon May 10 05:12:39 PDT 2010
On Mon, 2010-05-10 at 13:51 +0200, Christian Thalinger wrote:
> On Tue, 2010-05-04 at 21:52 +0200, Christian Thalinger wrote:
> > On Tue, 2010-05-04 at 10:34 -0700, John Rose wrote:
> > > On May 4, 2010, at 7:20 AM, Christian Thalinger wrote:
> > >
> > > > I currently don't see why this should be a problem since O5_savedSP
> > > > should contain the correct sender SP.
> > >
> > > Maybe O5 is getting trashed by a trip through C2I or I2C adapters?
> >
> > Hmm, not sure where that could happen. I'll look again.
> >
> > > Could the throwing MH in question be getting called from compiled code
> > > maybe?
> >
> > How could that happen? I thought every call to a MH needs to go through
> > c2i before.
>
> Can't we simply not cut back to the caller's SP? Since SP should be
> restored correctly from FP during unwind anyways.
...actually from L7. -- Christian
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