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| author | Richard Biener <rguenther@suse.de> | 2021-06-25 08:54:14 +0200 |
|---|---|---|
| committer | Richard Biener <rguenther@suse.de> | 2021-06-25 10:18:56 +0200 |
| commit | 05516402f8eb8ec282a13fa1e38d9f9c5b3dd3e5 (patch) | |
| tree | e2d54778795c2386bbed23042190b5bd1b8b3bc5 | |
| parent | c6c7ac0499c722ad03259013d6dc50e585a71860 (diff) | |
| download | gcc-05516402f8eb8ec282a13fa1e38d9f9c5b3dd3e5.zip gcc-05516402f8eb8ec282a13fa1e38d9f9c5b3dd3e5.tar.gz gcc-05516402f8eb8ec282a13fa1e38d9f9c5b3dd3e5.tar.bz2 | |
Fixup reduction info on addsub SLP pattern
gcc.dg/vect/pr96854.c shows we need to copy over reduction info
to the SLP pattern as already done for the complex patterns.
2021-06-25 Richard Biener <rguenther@suse.de>
* tree-vect-slp-patterns.c (addsub_pattern::build): Copy
STMT_VINFO_REDUC_DEF from the original representative.
| -rw-r--r-- | gcc/tree-vect-slp-patterns.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/gcc/tree-vect-slp-patterns.c b/gcc/tree-vect-slp-patterns.c index d536494..2671f91 100644 --- a/gcc/tree-vect-slp-patterns.c +++ b/gcc/tree-vect-slp-patterns.c @@ -1577,11 +1577,13 @@ addsub_pattern::build (vec_info *vinfo) (TREE_TYPE (gimple_assign_lhs (rep->stmt)))); gimple_call_set_nothrow (call, true); gimple_set_bb (call, gimple_bb (rep->stmt)); - SLP_TREE_REPRESENTATIVE (node) = vinfo->add_pattern_stmt (call, rep); - STMT_VINFO_RELEVANT (SLP_TREE_REPRESENTATIVE (node)) = vect_used_in_scope; - STMT_SLP_TYPE (SLP_TREE_REPRESENTATIVE (node)) = pure_slp; - STMT_VINFO_VECTYPE (SLP_TREE_REPRESENTATIVE (node)) = SLP_TREE_VECTYPE (node); - STMT_VINFO_SLP_VECT_ONLY_PATTERN (SLP_TREE_REPRESENTATIVE (node)) = true; + stmt_vec_info new_rep = vinfo->add_pattern_stmt (call, rep); + SLP_TREE_REPRESENTATIVE (node) = new_rep; + STMT_VINFO_RELEVANT (new_rep) = vect_used_in_scope; + STMT_SLP_TYPE (new_rep) = pure_slp; + STMT_VINFO_VECTYPE (new_rep) = SLP_TREE_VECTYPE (node); + STMT_VINFO_SLP_VECT_ONLY_PATTERN (new_rep) = true; + STMT_VINFO_REDUC_DEF (new_rep) = STMT_VINFO_REDUC_DEF (vect_orig_stmt (rep)); SLP_TREE_CODE (node) = ERROR_MARK; SLP_TREE_LANE_PERMUTATION (node).release (); |