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| author | Jan Hubicka <jh@suse.cz> | 2012-11-04 16:51:18 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2012-11-04 15:51:18 +0000 |
| commit | f56f2d332c6f78342a8f52ab426c38806d772017 (patch) | |
| tree | d8ee6e98d96c8a04aa08085cf3934280834cfdf7 /gcc/tree-loop-distribution.c | |
| parent | da04ea110d6950f1f5e62f309dd175c770d969ba (diff) | |
| download | gcc-f56f2d332c6f78342a8f52ab426c38806d772017.zip gcc-f56f2d332c6f78342a8f52ab426c38806d772017.tar.gz gcc-f56f2d332c6f78342a8f52ab426c38806d772017.tar.bz2 | |
invoke.texi (profile-use): update documentation.
* invoke.texi (profile-use): update documentation.
* opts.c (common_handle_option): Enable tree-vectorize
and tree-loop-distribute-patterns.
* tree-loop-distribution.c (tree_loop_distribution): Skip loops
optimized for size.
* config/i386/i386.c (ix86_option_override_internal): Enabe
prefetch_lop_arrays for profile-use.
From-SVN: r193135
Diffstat (limited to 'gcc/tree-loop-distribution.c')
| -rw-r--r-- | gcc/tree-loop-distribution.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/tree-loop-distribution.c b/gcc/tree-loop-distribution.c index 10bd29e..0ade107 100644 --- a/gcc/tree-loop-distribution.c +++ b/gcc/tree-loop-distribution.c @@ -1511,6 +1511,10 @@ tree_loop_distribution (void) if (!single_exit (loop)) continue; + /* Only optimize hot loops. */ + if (!optimize_loop_for_speed_p (loop)) + continue; + /* Only distribute loops with a header and latch for now. */ if (loop->num_nodes > 2) continue; |