* tree-vect-stmts.c (vectorizable_type_demotion): Handle basic
block vectorization.
(vectorizable_type_promotion): Likewise.
(vect_analyze_stmt): Call vectorizable_type_demotion and
vectorizable_type_promotion for basic blocks.
(supportable_widening_operation): Don't assume loop
vectorization.
* tree-vect-slp.c (vect_build_slp_tree): Allow multiple types
for basic blocks. Update vectorization factor for basic block
vectorization.
(vect_analyze_slp_instance): Allow multiple types for basic
block vectorization. Recheck unrolling factor after
construction of SLP instance.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@179267
138bc75d-0d04-0410-961f-
82ee72b054a4