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| author | Jan Hubicka <jh@suse.cz> | 2005-08-03 15:34:49 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2005-08-03 13:34:49 +0000 |
| commit | 178df94ff18a589455749496b4cd6888feb567b0 (patch) | |
| tree | 1a926b9bc202452ffb1c89f9db59da5c72ea357e /gcc/cfgloop.h | |
| parent | 4164b2fb1628493c3b529b1e9ee045a504f44a0e (diff) | |
| download | gcc-178df94ff18a589455749496b4cd6888feb567b0.zip gcc-178df94ff18a589455749496b4cd6888feb567b0.tar.gz gcc-178df94ff18a589455749496b4cd6888feb567b0.tar.bz2 | |
cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
* cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
* cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
profile updating for complette unrolling.
* loop-unroll.c (peel_loop_completely): Use it.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
(tree_unroll_loops_completely): Disable code growing unrolling of cold
loops.
* update-conroll.c: New testcase.
* update-conroll-2.c: New testcase.
From-SVN: r102687
Diffstat (limited to 'gcc/cfgloop.h')
| -rw-r--r-- | gcc/cfgloop.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/cfgloop.h b/gcc/cfgloop.h index 34cebe2..0bfb8d8 100644 --- a/gcc/cfgloop.h +++ b/gcc/cfgloop.h @@ -298,6 +298,8 @@ extern bool can_duplicate_loop_p (struct loop *loop); duplicate_loop_to_header_edge. */ #define DLTHE_RECORD_COPY_NUMBER 2 /* Record copy number in the aux field of newly create BB. */ +#define DLTHE_FLAG_COMPLETTE_PEEL 4 /* Update frequencies expecting + a complette peeling. */ extern struct loop * duplicate_loop (struct loops *, struct loop *, struct loop *); |