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authorRichard Biener <rguenther@suse.de>2021-09-20 11:17:49 +0200
committerRichard Biener <rguenther@suse.de>2021-09-20 11:25:18 +0200
commitf55c8db019af13851ba92cd39086658e39800acd (patch)
tree79aecf260d64e8559e131d66a9737bd30f2c7b2b /gcc
parent10555529c6a401508f4284728eb1c5e42d676c72 (diff)
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vect alignmet enhance TLC
This properly marks the loop as for a runtime alias peel rather than (pointlessly) going through DR_MISALIGNMENT. 2021-09-20 Richard Biener <rguenther@suse.de> * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Store -1 for runtime alias peeling iterations.
Diffstat (limited to 'gcc')
-rw-r--r--gcc/tree-vect-data-refs.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/gcc/tree-vect-data-refs.c b/gcc/tree-vect-data-refs.c
index 967d437..1a7abe3 100644
--- a/gcc/tree-vect-data-refs.c
+++ b/gcc/tree-vect-data-refs.c
@@ -2268,8 +2268,7 @@ vect_enhance_data_refs_alignment (loop_vec_info loop_vinfo)
if (npeel)
LOOP_VINFO_PEELING_FOR_ALIGNMENT (loop_vinfo) = npeel;
else
- LOOP_VINFO_PEELING_FOR_ALIGNMENT (loop_vinfo)
- = DR_MISALIGNMENT (dr0_info);
+ LOOP_VINFO_PEELING_FOR_ALIGNMENT (loop_vinfo) = -1;
SET_DR_MISALIGNMENT (dr0_info, 0);
if (dump_enabled_p ())
{