RFR: 8130931: refactor CardTableModRefBS[ForCTRS]

[Thomas Schatzl]

Hi,

On Mon, 2015-07-20 at 02:27 -0400, Kim Barrett wrote:
> On Jul 13, 2015, at 4:47 AM, Thomas Schatzl <thomas.schatzl at oracle.com> wrote:
> > 
> > On Fri, 2015-07-10 at 20:23 -0400, Kim Barrett wrote:
> >> Please review this refactoring of CardTableModRefBS and
> >> CardTableModRefBSForCTRS.  The changes are in two stages, with
> >> separate webrevs to make it easier to review.
> >> 
> >> The first stage eliminates some friend declarations from
> >> CardTableModRefBS.
> >> 
> >> - BytecodeInterpreter doesn't need to be a friend.
> >> - CheckForUnmarkedOops changed to use public byte_for_const().
> > 
> > Actually the whole member _unmarked_card can be removed.
> 
> Good point. Here’s the diff for that change.  I can produce a new webrev if needed.

 Please do. You do need a second reviewer, not sure if he will want to
dig through all the thread emails to get every bit of the change...

[...]

> > I would prefer if the parCardTableModRefBS.cpp file would be removed,
> > its contents moved to the new CardTableModRefBSForCTRS.cpp as it only
> > contains CardTableModRefBSForCTRS methods (and both seem only used for
> > CMS).
> > Iow, is there some reason to keep this file, or is this part of the
> > "left for later" task?
> 
> Yes, this is part of the “left for later” task.  I don’t want to move those functions
> from one file to another, only to later have them moved (more or less) back.

Okay.

Thanks,
  Thomas