From f55f91f50e0d7821b3bb19bc92ecd9812578c01d Mon Sep 17 00:00:00 2001 From: rguenth Date: Mon, 18 Mar 2013 08:50:35 +0000 Subject: 2013-03-18 Richard Biener * tree-ssa-loop-manip.c (find_uses_to_rename): Do not scan the whole function when there is nothing to do. * tree-ssa-loop.c (pass_vectorize): Remove TODO_update_ssa. * tree-vectorizer.c (vectorize_loops): Update virtual and loop-closed SSA once. * tree-vect-loop.c (vect_transform_loop): Do not update SSA here. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@196770 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/tree-ssa-loop-manip.c | 19 +++++-------------- 1 file changed, 5 insertions(+), 14 deletions(-) (limited to 'gcc/tree-ssa-loop-manip.c') diff --git a/gcc/tree-ssa-loop-manip.c b/gcc/tree-ssa-loop-manip.c index 4645588d3e7..a0516c45c4a 100644 --- a/gcc/tree-ssa-loop-manip.c +++ b/gcc/tree-ssa-loop-manip.c @@ -443,21 +443,12 @@ find_uses_to_rename (bitmap changed_bbs, bitmap *use_blocks, bitmap need_phis) unsigned index; bitmap_iterator bi; - /* ??? If CHANGED_BBS is empty we rewrite the whole function -- why? */ - if (changed_bbs && !bitmap_empty_p (changed_bbs)) - { - EXECUTE_IF_SET_IN_BITMAP (changed_bbs, 0, index, bi) - { - find_uses_to_rename_bb (BASIC_BLOCK (index), use_blocks, need_phis); - } - } + if (changed_bbs) + EXECUTE_IF_SET_IN_BITMAP (changed_bbs, 0, index, bi) + find_uses_to_rename_bb (BASIC_BLOCK (index), use_blocks, need_phis); else - { - FOR_EACH_BB (bb) - { - find_uses_to_rename_bb (bb, use_blocks, need_phis); - } - } + FOR_EACH_BB (bb) + find_uses_to_rename_bb (bb, use_blocks, need_phis); } /* Rewrites the program into a loop closed ssa form -- i.e. inserts extra -- cgit v1.2.1