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a023975e42
* tree-vectorizer.c (vect_generate_tmps_on_preheader):
(vect_update_ivs_after_vectorizer):
(vect_transform_for_unknown_loop_bound):
(tree_duplicate_loop_to_edge):
(allocate_new_names):
(rename_use_op):
(rename_def_op):
(rename_variables_in_bb):
(free_new_names):
(rename_variables_in_loop):
(copy_phi_nodes):
(update_phis_for_duplicate_loop):
(update_phi_nodes_for_guard):
(make_loop_iterate_ntimes):
(tree_duplicate_loop_to_edge_cfg):
(add_loop_guard):
(vect_analyze_loop_with_symbolic_num_of_iters):
(verify_loop_for_duplication):
(vect_gen_niters_for_prolog_loop):
(vect_update_niters_after_peeling):
(vect_update_inits_of_dr):
(vect_update_inits_of_drs):
(vect_build_loop_niters):
(vect_do_peeling_for_alignment): New functions.
(vect_transform_loop): Add unknown and known but indivisible loop
bound support; add peeling for unalignment support.
(vect_analyze_loop_form): Support symbolic number of iterations.
(vect_transform_loop_bound): New input parameter.
(vect_get_loop_niters): Change input parameter type.
(new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
(vectorizable_store): Allow unaligned access.
(vectorize_loops): Add rewrite_into_loop_closed_ssa.
(vect_analyze_data_refs_alignment): Allowed one unaligned
store.
* tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
to use tree.
(LOOP_VINFO_INT_NITERS): New macro.
(MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
(do_peeling_for_alignment):
(unaligned_drs): New members of _loop_vec_info.
(LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
From-SVN: r89040
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