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author | Tom de Vries <tom@codesourcery.com> | 2013-04-29 11:14:26 +0000 |
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committer | Tom de Vries <vries@gcc.gnu.org> | 2013-04-29 11:14:26 +0000 |
commit | 8dee447981a030bc2f8ec23d8b83f7ff8ed48f32 (patch) | |
tree | 821dfcc80764aed8d92aacc9beacec9bbf97662b /gcc | |
parent | 593bd7df645cac0a6e752b8bccaa5f2d4b11b84f (diff) | |
download | gcc-8dee447981a030bc2f8ec23d8b83f7ff8ed48f32.zip gcc-8dee447981a030bc2f8ec23d8b83f7ff8ed48f32.tar.gz gcc-8dee447981a030bc2f8ec23d8b83f7ff8ed48f32.tar.bz2 |
Update tail-merge header comment.
2013-04-29 Tom de Vries <tom@codesourcery.com>
* tree-ssa-tail-merge.c: Update header comment.
From-SVN: r198407
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/tree-ssa-tail-merge.c | 8 |
2 files changed, 9 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index dc763cc..ddbed99 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2013-04-29 Tom de Vries <tom@codesourcery.com> + + * tree-ssa-tail-merge.c: Update header comment. + 2013-04-29 James Greenhalgh <james.greenhalgh@arm.com> * config/aarch64/arm_neon.h diff --git a/gcc/tree-ssa-tail-merge.c b/gcc/tree-ssa-tail-merge.c index f2ab7444..d014b71 100644 --- a/gcc/tree-ssa-tail-merge.c +++ b/gcc/tree-ssa-tail-merge.c @@ -176,6 +176,11 @@ along with GCC; see the file COPYING3. If not see - handle blocks with gimple_reg phi_nodes. + PASS PLACEMENT + This 'pass' is not a stand-alone gimple pass, but runs as part of + pass_pre, in order to share the value numbering. + + SWITCHES - ftree-tail-merge. On at -O2. We may have to enable it only at -Os. */ @@ -198,9 +203,6 @@ along with GCC; see the file COPYING3. If not see #include "tree-ssa-sccvn.h" #include "tree-dump.h" #include "cfgloop.h" - -/* ??? This currently runs as part of tree-ssa-pre. Why is this not - a stand-alone GIMPLE pass? */ #include "tree-pass.h" /* Describes a group of bbs with the same successors. The successor bbs are |