PR tree-optimization/37482
* tree-vectorizer.h (struct _slp_instance): Add new field.
(SLP_INSTANCE_FIRST_LOAD_STMT): New.
(get_earlier_stmt): New function.
* tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
function.
(vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
* tree-vect-transform.c (vect_finish_stmt_generation): Remove the
asserts that GSI points to the scalar statement being vectorized.
Set new statement location according to GSI.
(vect_schedule_slp_instance): Use GSI of
SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@140544
138bc75d-0d04-0410-961f-
82ee72b054a4