On Thu, 17 Sep 2020, Michael Matz wrote:
> Hello,
>
> On Wed, 16 Sep 2020, Richard Biener wrote:
>
> > This removes the canonicalization of X + -CST to X - CST to facilitate
> > SLP vectorization analysis where we currently treat the added testcase
> > as two-operation plus blend vectorization o
Hello,
On Wed, 16 Sep 2020, Richard Biener wrote:
> This removes the canonicalization of X + -CST to X - CST to facilitate
> SLP vectorization analysis where we currently treat the added testcase
> as two-operation plus blend vectorization opportunity. While there
> may be the possibility to avo
This removes the canonicalization of X + -CST to X - CST to facilitate
SLP vectorization analysis where we currently treat the added testcase
as two-operation plus blend vectorization opportunity. While there
may be the possibility to avoid this in the vectorizer itself the
canonicalization is som