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-rw-r--r--gcc/config/rs6000/vector.md3
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/config/rs6000/vector.md b/gcc/config/rs6000/vector.md
index 0d3e0a2..524ba87 100644
--- a/gcc/config/rs6000/vector.md
+++ b/gcc/config/rs6000/vector.md
@@ -26,7 +26,8 @@
;; Vector int modes
(define_mode_iterator VEC_I [V16QI V8HI V4SI V2DI])
-;; Vector int modes for comparison, shift and rotation
+;; Vector int modes for comparison, shift and rotation. ISA 3.1 adds the V1TI mode
+;; for the vector int128 type.
(define_mode_iterator VEC_IC [V16QI V8HI V4SI V2DI (V1TI "TARGET_POWER10")])
;; 128-bit int modes