Re: [PATCH] Improve vectorizer peeling for alignment costmodel

2017-05-09 Thread Richard Biener
On Tue, 9 May 2017, Richard Biener wrote: > On Fri, 5 May 2017, Christophe Lyon wrote: > > > Hi Richard, > > > > > > On 3 May 2017 at 10:19, Richard Biener wrote: > > > > > > The following extends the very simplistic cost modeling I added somewhen > > > late in the release process to, for all

Re: [PATCH] Improve vectorizer peeling for alignment costmodel

2017-05-09 Thread Richard Biener
On Fri, 5 May 2017, Christophe Lyon wrote: > Hi Richard, > > > On 3 May 2017 at 10:19, Richard Biener wrote: > > > > The following extends the very simplistic cost modeling I added somewhen > > late in the release process to, for all unknown misaligned refs, also > > apply this model for loops

Re: [PATCH] Improve vectorizer peeling for alignment costmodel

2017-05-05 Thread Christophe Lyon
Hi Richard, On 3 May 2017 at 10:19, Richard Biener wrote: > > The following extends the very simplistic cost modeling I added somewhen > late in the release process to, for all unknown misaligned refs, also > apply this model for loops containing stores. > > The model basically says it's useless