This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: [tree-ssa] extra copy


On Thu, Nov 13, 2003 at 03:07:55PM -0500, Diego Novillo wrote:
> On Thu, 2003-11-13 at 15:05, Diego Novillo wrote:
> > On Thu, 2003-11-13 at 14:46, Dan Nicolaescu wrote:
> > 
> > > I don't know if this is a known issue, but it might ring a bell for
> > > someone... 
> > >
> > Yeah, known issue.  It's fixed in one of my local trees, but I'm still
> > not finished fixing some of the other problems caused by my changes. 
> > This is related to PR 12747.
> > 
> I forgot to add.  With my changes, we compile that function into:
> 
> bar ()
> {
>   Zi.re = 123;
>   Zi.im = 428;
> }

Cool!  This is the best GCC-related news I've heard in ages.  Are you
doing copy-prop on structs now?  Or avoiding generating the copy in the
first place?



Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]