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| author | Richard Biener <rguenther@suse.de> | 2020-06-03 13:17:11 +0200 |
|---|---|---|
| committer | Richard Biener <rguenther@suse.de> | 2020-06-03 13:18:55 +0200 |
| commit | f05c84ac139ccd5398542369aad2b5ff3059ced4 (patch) | |
| tree | 3cc08c620728b737e9c89957ed514c79f9b261f9 /gcc | |
| parent | 93535a2b40367e6f68433295b37dc52c0e9c2c55 (diff) | |
| download | gcc-f05c84ac139ccd5398542369aad2b5ff3059ced4.zip gcc-f05c84ac139ccd5398542369aad2b5ff3059ced4.tar.gz gcc-f05c84ac139ccd5398542369aad2b5ff3059ced4.tar.bz2 | |
simplify visited flag unsetting in SLP scalar cost computation
This changes the loop over all stmts to a loop over all costed stmts.
2020-06-03 Richard Biener <rguenther@suse.de>
* tree-vect-slp.c (vect_bb_vectorization_profitable_p): Loop over
the cost vector to unset the visited flag on stmts.
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/tree-vect-slp.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/gcc/tree-vect-slp.c b/gcc/tree-vect-slp.c index 836defc..f1d6194 100644 --- a/gcc/tree-vect-slp.c +++ b/gcc/tree-vect-slp.c @@ -3078,6 +3078,11 @@ vect_bb_vectorization_profitable_p (bb_vec_info bb_vinfo) SLP_INSTANCE_TREE (instance), &life, &scalar_costs, visited); } + /* Unset visited flag. */ + stmt_info_for_cost *si; + FOR_EACH_VEC_ELT (scalar_costs, i, si) + gimple_set_visited (si->stmt_info->stmt, false); + void *target_cost_data = init_cost (NULL); add_stmt_costs (bb_vinfo, target_cost_data, &scalar_costs); scalar_costs.release (); @@ -3085,11 +3090,6 @@ vect_bb_vectorization_profitable_p (bb_vec_info bb_vinfo) finish_cost (target_cost_data, &dummy, &scalar_cost, &dummy); destroy_cost_data (target_cost_data); - /* Unset visited flag. */ - for (gimple_stmt_iterator gsi = bb_vinfo->region_begin; - gsi_stmt (gsi) != gsi_stmt (bb_vinfo->region_end); gsi_next (&gsi)) - gimple_set_visited (gsi_stmt (gsi), false); - /* Complete the target-specific cost calculation. */ finish_cost (BB_VINFO_TARGET_COST_DATA (bb_vinfo), &vec_prologue_cost, &vec_inside_cost, &vec_epilogue_cost); |