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| author | Richard Biener <rguenther@suse.de> | 2023-07-04 10:37:53 +0200 |
|---|---|---|
| committer | Richard Biener <rguenther@suse.de> | 2023-07-04 12:32:25 +0200 |
| commit | 6eea7eaf11e2b04670c4bb75f48600747dd76768 (patch) | |
| tree | 538a6ce06340960740e54718b6db351421c63d26 | |
| parent | d4800a23d8d14213f9e461cd47e97a5c7271b1a9 (diff) | |
| download | gcc-6eea7eaf11e2b04670c4bb75f48600747dd76768.zip gcc-6eea7eaf11e2b04670c4bb75f48600747dd76768.tar.gz gcc-6eea7eaf11e2b04670c4bb75f48600747dd76768.tar.bz2 | |
Remove unnecessary check on scalar_niter == 0
The following removes an unnecessary check.
* tree-vect-loop.cc (vect_analyze_loop_costing): Remove
check guarding scalar_niter underflow.
| -rw-r--r-- | gcc/tree-vect-loop.cc | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/gcc/tree-vect-loop.cc b/gcc/tree-vect-loop.cc index e504645..3b46c58 100644 --- a/gcc/tree-vect-loop.cc +++ b/gcc/tree-vect-loop.cc @@ -2180,13 +2180,6 @@ vect_analyze_loop_costing (loop_vec_info loop_vinfo, = LOOP_VINFO_PEELING_FOR_GAPS (orig_loop_vinfo) ? 1 : 0; scalar_niters = ((scalar_niters - gap - prolog_peeling) % lowest_vf + gap); - if (scalar_niters == 0) - { - if (dump_enabled_p ()) - dump_printf_loc (MSG_MISSED_OPTIMIZATION, vect_location, - "not vectorized: loop never entered\n"); - return 0; - } } } |