This patch simply adds loop_vinfo as an extra argument to vect_get_vec_def_for_operand and only generates a stmt_vinfo if required. This is a required cleanup for patch [2/3]. Tested on x86 and aarch64.
gcc/
* tree-vectorizer.h (vect_get_vec_def_for_operand): Pass loop_vinfo in.
* tree-vect-stmts.c (vect_get_vec_def_for_operand): Pass loop_vinfo in.
(vect_get_vec_defs): Pass down loop_vinfo.
(vectorizable_mask_load_store): Likewise.
(vectorizable_call): Likewise.
(vectorizable_simd_clone_call): Likewise.
(vect_get_loop_based_defs): Likewise.
(vectorizable_conversion): Likewise.
(vectorizable_operation): Likewise.
(vectorizable_store): Likewise.
(vectorizable_load): Likewise.
(vectorizable_condition): Likewise.
(vectorizable_comparison): Likewise.
* tree-vect-loop.c (get_initial_def_for_induction): Likewise.
(get_initial_def_for_reduction): Likewise.
(vectorizable_reduction): Likewise.
Alan.
live1.patch
Description: Binary data
