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author | Richard Biener <rguenther@suse.de> | 2021-09-17 12:48:09 +0200 |
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committer | Richard Biener <rguenther@suse.de> | 2021-09-17 13:50:54 +0200 |
commit | 4703182a06b831a9f47a5f8198e86042cadd938d (patch) | |
tree | 8924e7902dd3f2f13be277b9cbf546a47f172b6b /gcc | |
parent | 749c31b345c2a37106b57ce805ea46a6d4765e09 (diff) | |
download | gcc-4703182a06b831a9f47a5f8198e86042cadd938d.zip gcc-4703182a06b831a9f47a5f8198e86042cadd938d.tar.gz gcc-4703182a06b831a9f47a5f8198e86042cadd938d.tar.bz2 |
Revert no longer needed fix for PR95539
The workaround is no longer necessary since we maintain alignment
info on the DR group leader only.
2021-09-17 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (vectorizable_load): Do not frob
stmt_info for SLP.
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/tree-vect-stmts.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c index 4e0b2ad..ce79d88 100644 --- a/gcc/tree-vect-stmts.c +++ b/gcc/tree-vect-stmts.c @@ -8515,17 +8515,6 @@ vectorizable_load (vec_info *vinfo, if (!STMT_VINFO_DATA_REF (stmt_info)) return false; - /* ??? Alignment analysis for SLP looks at SLP_TREE_SCALAR_STMTS[0] - for unpermuted loads but we get passed SLP_TREE_REPRESENTATIVE - which can be different when reduction chains were re-ordered. - Now that we figured we're a dataref reset stmt_info back to - SLP_TREE_SCALAR_STMTS[0]. When we're SLP only things should be - refactored in a way to maintain the dr_vec_info pointer for the - relevant access explicitely. */ - stmt_vec_info orig_stmt_info = stmt_info; - if (slp_node) - stmt_info = SLP_TREE_SCALAR_STMTS (slp_node)[0]; - tree mask = NULL_TREE, mask_vectype = NULL_TREE; if (gassign *assign = dyn_cast <gassign *> (stmt_info->stmt)) { @@ -8768,7 +8757,7 @@ vectorizable_load (vec_info *vinfo, dump_printf_loc (MSG_NOTE, vect_location, "Vectorizing an unaligned access.\n"); - STMT_VINFO_TYPE (orig_stmt_info) = load_vec_info_type; + STMT_VINFO_TYPE (stmt_info) = load_vec_info_type; vect_model_load_cost (vinfo, stmt_info, ncopies, vf, memory_access_type, &gs_info, slp_node, cost_vec); return true; |