November 10, 2021 5:44 PM
> > To: Di Zhao OS
> > Cc: gcc-patches@gcc.gnu.org; Andrew MacLeod
> > Subject: Re: [PATCH v2] tree-optimization/101186 - extend FRE with
> > "equivalence map" for condition prediction
> >
> > On Sun, Oct 24, 2021 at 9
] tree-optimization/101186 - extend FRE with
"equivalence map" for condition prediction
On Sun, Oct 24, 2021 at 9:03 PM Di Zhao OS
wrote:
Hi,
Attached is a new version of the patch, mainly for improving performance
and simplifying the code.
The patch doesn't apply anymore, can you update
oracle to simplify a
> condition? Do I have to do any bookkeeping to register
> predicates on edges for it?
>
> Thanks,
> Richard.
>
> > First, regarding the comments:
> >
> > > -Original Message-----
> > > From: Richard Biener
> > > Sent: Frid
: Di Zhao OS
> > Cc: gcc-patches@gcc.gnu.org
> > Subject: Re: [PATCH v2] tree-optimization/101186 - extend FRE with
> > "equivalence map" for condition prediction
> >
> > On Thu, Sep 16, 2021 at 8:13 PM Di Zhao OS
> > wrote:
> > >
> > >
g
> Subject: Re: [PATCH v2] tree-optimization/101186 - extend FRE with
> "equivalence map" for condition prediction
>
> On Thu, Sep 16, 2021 at 8:13 PM Di Zhao OS
> wrote:
> >
> > Sorry about updating on this after so long. It took me much time to work
> > o
On Thu, Sep 16, 2021 at 8:13 PM Di Zhao OS
wrote:
>
> Sorry about updating on this after so long. It took me much time to work out a
> new plan and pass the tests.
>
> The new idea is to use one variable to represent a set of equal variables at
> some basic-block. This variable is called a
