Re: [PATCH] Fix VEC_PERM_EXPR expansion regression (PR tree-optimization/68552)

2015-11-26 Thread Richard Biener
On November 26, 2015 7:07:57 PM GMT+01:00, Jakub Jelinek wrote: >Hi! > >My recent tree-vect-generic.c changes broke Alpha. My changes assume >that if there is vec_shr_optab, middle argument 0 vector and last >argument >shift-ish selector, then expand_vec_perm will always handle it, but it >turns

[PATCH] Fix VEC_PERM_EXPR expansion regression (PR tree-optimization/68552)

2015-11-26 Thread Jakub Jelinek
Hi! My recent tree-vect-generic.c changes broke Alpha. My changes assume that if there is vec_shr_optab, middle argument 0 vector and last argument shift-ish selector, then expand_vec_perm will always handle it, but it turns out it does not, because expand_vec_perm does not call expand_vec_perm_1