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-rw-r--r--llvm/test/Analysis/CostModel/AArch64/shuffle-extract.ll3
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/test/Analysis/CostModel/AArch64/shuffle-extract.ll b/llvm/test/Analysis/CostModel/AArch64/shuffle-extract.ll
index 867c35ab7944..07764fbf4acf 100644
--- a/llvm/test/Analysis/CostModel/AArch64/shuffle-extract.ll
+++ b/llvm/test/Analysis/CostModel/AArch64/shuffle-extract.ll
@@ -1,6 +1,9 @@
; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
; RUN: opt < %s -mtriple=aarch64--linux-gnu -passes="print<cost-model>" -cost-kind=all 2>&1 -disable-output | FileCheck %s
+; This tests the cost of fixed-length subvector extracts for NEON.
+; For the SVE equivalent test, see sve-vls-shuffle-extract.ll
+
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
define void @extract_half() {