1 files changed, 27 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/vsub.ll b/llvm/test/CodeGen/ARM/vsub.ll
index 89c3095ab2b..8ed8d42459b 100644
--- a/llvm/test/CodeGen/ARM/vsub.ll
+++ b/llvm/test/CodeGen/ARM/vsub.ll
@@ -121,6 +121,33 @@ declare <8 x i8>  @llvm.arm.neon.vsubhn.v8i8(<8 x i16>, <8 x i16>) nounwind read
 declare <4 x i16> @llvm.arm.neon.vsubhn.v4i16(<4 x i32>, <4 x i32>) nounwind readnone
 declare <2 x i32> @llvm.arm.neon.vsubhn.v2i32(<2 x i64>, <2 x i64>) nounwind readnone
 
+define <8 x i8> @vsubhni16_natural(<8 x i16> %A, <8 x i16> %B) nounwind {
+; CHECK-LABEL: vsubhni16_natural:
+; CHECK: vsubhn.i16
+  %sum = sub <8 x i16> %A, %B
+  %shift = lshr <8 x i16> %sum, <i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8, i16 8>
+  %trunc = trunc <8 x i16> %shift to <8 x i8>
+  ret <8 x i8> %trunc
+}
+
+define <4 x i16> @vsubhni32_natural(<4 x i32> %A, <4 x i32> %B) nounwind {
+; CHECK-LABEL: vsubhni32_natural:
+; CHECK: vsubhn.i32
+  %sum = sub <4 x i32> %A, %B
+  %shift = lshr <4 x i32> %sum, <i32 16, i32 16, i32 16, i32 16>
+  %trunc = trunc <4 x i32> %shift to <4 x i16>
+  ret <4 x i16> %trunc
+}
+
+define <2 x i32> @vsubhni64_natural(<2 x i64> %A, <2 x i64> %B) nounwind {
+; CHECK-LABEL: vsubhni64_natural:
+; CHECK: vsubhn.i64
+  %sum = sub <2 x i64> %A, %B
+  %shift = lshr <2 x i64> %sum, <i64 32, i64 32>
+  %trunc = trunc <2 x i64> %shift to <2 x i32>
+  ret <2 x i32> %trunc
+}
+
 define <8 x i8> @vrsubhni16(<8 x i16>* %A, <8 x i16>* %B) nounwind {
 ;CHECK-LABEL: vrsubhni16:
 ;CHECK: vrsubhn.i16