Re: Add support for dumping multiple dump files under one name

[David Malcolm <dmalcolm at redhat dot com>]

On Fri, 2018-06-29 at 10:15 +0200, Richard Biener wrote:
> On Fri, 22 Jun 2018, Jan Hubicka wrote:
> 
> > Hi,
> > this patch adds dumpfile support for dumps that come in multiple
> > parts.  This
> > is needed for WPA stream-out dump since we stream partitions in
> > parallel and
> > the dumps would come up in random order.  Parts are added by new
> > parameter that
> > is initialzed by default to -1 (no parts). 
> > 
> > One thing I skipped is any support for duplicated opening of file
> > with parts since I do not need it.
> > 
> > Bootstrapped/regtested x86_64-linux, OK?
> 
> Looks reasonable - David, anything you want to add / have changed?

No worries from my side; I don't think it interacts with the
optimization records stuff I'm working on - presumably this is just for
dumping the WPA stream-out, rather than for dumping specific
optimizations.

[...snip...]

Dave