From 08c13199cf5568393fd46481d99cf1729480548a Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Fri, 5 Sep 2014 09:17:49 +0000 Subject: cfgloop.c (mark_loop_for_removal): New function. 2014-09-05 Richard Biener * cfgloop.c (mark_loop_for_removal): New function. * cfgloop.h (mark_loop_for_removal): Declare. * cfghooks.c (delete_basic_block): Use mark_loop_for_removal. (merge_blocks): Likewise. (duplicate_block): Likewise. * except.c (sjlj_emit_dispatch_table): Likewise. * tree-eh.c (cleanup_empty_eh_merge_phis): Likewise. * tree-ssa-threadupdate.c (ssa_redirect_edges): Likewise. (thread_through_loop_header): Likewise. From-SVN: r214942 --- gcc/cfgloop.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'gcc/cfgloop.c') diff --git a/gcc/cfgloop.c b/gcc/cfgloop.c index dcf23ca..789c45a 100644 --- a/gcc/cfgloop.c +++ b/gcc/cfgloop.c @@ -1921,3 +1921,13 @@ bb_loop_depth (const_basic_block bb) { return bb->loop_father ? loop_depth (bb->loop_father) : 0; } + +/* Marks LOOP for removal and sets LOOPS_NEED_FIXUP. */ + +void +mark_loop_for_removal (loop_p loop) +{ + loop->header = NULL; + loop->latch = NULL; + loops_state_set (LOOPS_NEED_FIXUP); +} -- cgit v1.1