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authorRichard Biener <rguenther@suse.de>2017-07-03 07:28:28 +0000
committerRichard Biener <rguenth@gcc.gnu.org>2017-07-03 07:28:28 +0000
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tree-vect-loop.c (vect_analyze_loop_operations): Also analyze reduction PHIs.
2016-07-03 Richard Biener <rguenther@suse.de> * tree-vect-loop.c (vect_analyze_loop_operations): Also analyze reduction PHIs. (vect_force_simple_reduction): Record reduction def -> phi mapping. (vectorizable_reduction): Perform reduction PHI creation when visiting a reduction PHI and adjust and simplify code generation phase of the reduction op. Cache dts, use fold_binary, not fold_build2. (vect_transform_loop): Visit reduction PHIs. * tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction defs into the SLP tree. (vect_build_slp_tree): Reduction defs terminate the recursion. * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup of reduction defs. (vect_get_vec_defs_for_stmt_copy): Export. (vect_get_vec_defs): Likewise. * tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def purpose. (vect_get_vec_defs_for_stmt_copy): Declare. (vect_get_vec_defs): Likewise. From-SVN: r249897
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