Re: [PATCH] Fix PR68892

2016-01-03 Thread H.J. Lu
On Mon, Dec 14, 2015 at 7:16 AM, Richard Biener wrote: > > The following fixes PR68892, the BB vectorizer now happily creates > a load of dead vector loads (we had a similar bug with loop > single-element interleaving support in the past). Fixed as a side-effect > of making the SLP load cost refl

[PATCH] Fix PR68892

2015-12-14 Thread Richard Biener
The following fixes PR68892, the BB vectorizer now happily creates a load of dead vector loads (we had a similar bug with loop single-element interleaving support in the past). Fixed as a side-effect of making the SLP load cost reflect reality. Bootstrapped on x86_64-unknown-linux-gnu, testing i