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| author | Richard Biener <rguenther@suse.de> | 2024-11-13 15:05:00 +0100 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2024-11-14 09:24:53 +0100 |
| commit | 72df175c93d81d4eea67d889d76fda7381fb6743 (patch) | |
| tree | 4e7e2601306d61c5e618704fcd7dbc159d97865a /gcc | |
| parent | ba192895d17c4fc4676444fe1bd4a593d20e6def (diff) | |
| download | gcc-72df175c93d81d4eea67d889d76fda7381fb6743.zip gcc-72df175c93d81d4eea67d889d76fda7381fb6743.tar.gz gcc-72df175c93d81d4eea67d889d76fda7381fb6743.tar.bz2 | |
tree-optimization/117554 - correct single-element interleaving check
In addition to a single DR we also require a single lane, not a splat.
PR tree-optimization/117554
* tree-vect-stmts.cc (get_group_load_store_type): We can
use gather/scatter only for a single-lane single element group
access.
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/tree-vect-stmts.cc | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-vect-stmts.cc b/gcc/tree-vect-stmts.cc index 2b3dd52..3147ff2 100644 --- a/gcc/tree-vect-stmts.cc +++ b/gcc/tree-vect-stmts.cc @@ -2277,6 +2277,7 @@ get_group_load_store_type (vec_info *vinfo, stmt_vec_info stmt_info, if ((*memory_access_type == VMAT_ELEMENTWISE || *memory_access_type == VMAT_STRIDED_SLP) && single_element_p + && (!slp_node || SLP_TREE_LANES (slp_node) == 1) && loop_vinfo && vect_use_strided_gather_scatters_p (stmt_info, loop_vinfo, masked_p, gs_info)) |