diff options
Diffstat (limited to 'gcc/tree-vect-loop.c')
| -rw-r--r-- | gcc/tree-vect-loop.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 3b1f95f..afb36ea 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -7229,20 +7229,14 @@ scale_profile_for_vect_loop (struct loop *loop, unsigned vf) gcov_type new_est_niter = niter_for_unrolled_loop (loop, vf); profile_count freq_h = loop->header->count, freq_e = preheader->count (); - /* Use frequency only if counts are zero. */ - if (!(freq_h > 0) && !(freq_e > 0)) - { - freq_h = profile_count::from_gcov_type (loop->header->frequency); - freq_e = profile_count::from_gcov_type (EDGE_FREQUENCY (preheader)); - } - if (freq_h > 0) + if (freq_h.nonzero_p ()) { profile_probability p; /* Avoid dropping loop body profile counter to 0 because of zero count in loop's preheader. */ - if (!(freq_e > profile_count::from_gcov_type (1))) - freq_e = profile_count::from_gcov_type (1); + if (!(freq_e == profile_count::zero ())) + freq_e = freq_e.force_nonzero (); p = freq_e.apply_scale (new_est_niter + 1, 1).probability_in (freq_h); scale_loop_frequencies (loop, p); } @@ -7781,7 +7775,7 @@ optimize_mask_stores (struct loop *loop) efalse = make_edge (bb, store_bb, EDGE_FALSE_VALUE); /* Put STORE_BB to likely part. */ efalse->probability = profile_probability::unlikely (); - store_bb->frequency = PROB_ALWAYS - EDGE_FREQUENCY (efalse); + store_bb->count = efalse->count (); make_single_succ_edge (store_bb, join_bb, EDGE_FALLTHRU); if (dom_info_available_p (CDI_DOMINATORS)) set_immediate_dominator (CDI_DOMINATORS, store_bb, bb); |