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| author | Richard Biener <rguenther@suse.de> | 2019-11-07 07:36:39 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-11-07 07:36:39 +0000 |
| commit | 76bc24ff68284d90bc8d334b72c9690382747add (patch) | |
| tree | c85c1f3326582892807f553f5c7b90aab66a9c0c /gcc/tree-ssa-loop-ivcanon.c | |
| parent | f06abe6d75618da127eef0de4231cefd3b24b977 (diff) | |
| download | gcc-76bc24ff68284d90bc8d334b72c9690382747add.zip gcc-76bc24ff68284d90bc8d334b72c9690382747add.tar.gz gcc-76bc24ff68284d90bc8d334b72c9690382747add.tar.bz2 | |
dbgcnt.def (gimple_unroll): New.
2019-11-07 Richard Biener <rguenther@suse.de>
* dbgcnt.def (gimple_unroll): New.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Check
gimple_unroll debug counter before applying transform.
(try_peel_loop): Likewise.
From-SVN: r277907
Diffstat (limited to 'gcc/tree-ssa-loop-ivcanon.c')
| -rw-r--r-- | gcc/tree-ssa-loop-ivcanon.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/tree-ssa-loop-ivcanon.c b/gcc/tree-ssa-loop-ivcanon.c index d38959c..c505f85 100644 --- a/gcc/tree-ssa-loop-ivcanon.c +++ b/gcc/tree-ssa-loop-ivcanon.c @@ -64,6 +64,7 @@ along with GCC; see the file COPYING3. If not see #include "tree-cfgcleanup.h" #include "builtins.h" #include "tree-ssa-sccvn.h" +#include "dbgcnt.h" /* Specifies types of loops that may be unrolled. */ @@ -884,6 +885,9 @@ try_unroll_loop_completely (class loop *loop, } } + if (!dbg_cnt (gimple_unroll)) + return false; + initialize_original_copy_tables (); auto_sbitmap wont_exit (n_unroll + 1); if (exit && niter @@ -1074,6 +1078,9 @@ try_peel_loop (class loop *loop, return false; } + if (!dbg_cnt (gimple_unroll)) + return false; + /* Duplicate possibly eliminating the exits. */ initialize_original_copy_tables (); auto_sbitmap wont_exit (npeel + 1); |