From e7baeb396d313ef141f972cdedc19b12ef1b9cfe Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Tue, 6 Jun 2017 07:37:14 +0000 Subject: re PR tree-optimization/80928 (SLP vectorization does not handle induction in outer loop vectorization) 2017-06-06 Richard Biener PR tree-optimization/80928 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps. (vect_analyze_loop_operations): Properly guard analysis for pure SLP case. (vect_transform_loop): Likewise. (vect_analyze_loop_2): Also reset SLP type on PHIs. (vect_model_induction_cost): Do not cost for pure SLP. (vectorizable_induction): Pass in SLP node, implement SLP vectorization of induction in inner loop vectorization. * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs. (vect_get_and_check_slp_defs): Handle vect_induction_def. (vect_build_slp_tree): Likewise. Handle PHIs as terminating the recursion. (vect_analyze_slp_cost_1): Cost induction. (vect_detect_hybrid_slp_stmts): Handle PHIs. (vect_get_slp_vect_defs): Likewise. * tree-vect-stmts.c (vect_analyze_stmt): Handle induction. (vect_transform_stmt): Handle SLP reductions. * tree-vectorizer.h (vectorizable_induction): Adjust. * gcc.dg/vect/pr80928.c: New testcase. * gcc.dg/vect/slp-13-big-array.c: Remove XFAILs. * gcc.dg/vect/slp-13.c: Likewise. * gcc.dg/vect/slp-perm-9.c: Prevent vectorization of check loop. From-SVN: r248909 --- gcc/tree-vectorizer.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'gcc/tree-vectorizer.h') diff --git a/gcc/tree-vectorizer.h b/gcc/tree-vectorizer.h index df8da9e..3dacb1a 100644 --- a/gcc/tree-vectorizer.h +++ b/gcc/tree-vectorizer.h @@ -1159,7 +1159,8 @@ extern bool vectorizable_live_operation (gimple *, gimple_stmt_iterator *, slp_tree, int, gimple **); extern bool vectorizable_reduction (gimple *, gimple_stmt_iterator *, gimple **, slp_tree); -extern bool vectorizable_induction (gimple *, gimple_stmt_iterator *, gimple **); +extern bool vectorizable_induction (gimple *, gimple_stmt_iterator *, + gimple **, slp_tree); extern tree get_initial_def_for_reduction (gimple *, tree, tree *); extern int vect_min_worthwhile_factor (enum tree_code); extern int vect_get_known_peeling_cost (loop_vec_info, int, int *, -- cgit v1.1