Re: Another fix for single-element permutes (PR 84265)

2018-02-08 Thread Richard Biener
On Thu, Feb 8, 2018 at 2:29 PM, Richard Sandiford wrote: > PR83753 was about a case in which we ended up trying to "vectorise" > a group of loads ore stores using single-element vectors. The problem > was that we were classifying the load or store as VMAT_CONTIGUOUS_PERMUTE > rather than VMAT_CON

Another fix for single-element permutes (PR 84265)

2018-02-08 Thread Richard Sandiford
PR83753 was about a case in which we ended up trying to "vectorise" a group of loads ore stores using single-element vectors. The problem was that we were classifying the load or store as VMAT_CONTIGUOUS_PERMUTE rather than VMAT_CONTIGUOUS, even though it doesn't make sense to permute a single-ele