1 files changed, 71 insertions, 1 deletions
diff --git a/test/CodeGen/AArch64/arm64-smaxv.ll b/test/CodeGen/AArch64/arm64-smaxv.ll
index 183e667..8cc4502 100644
--- a/test/CodeGen/AArch64/arm64-smaxv.ll
+++ b/test/CodeGen/AArch64/arm64-smaxv.ll
@@ -1,4 +1,4 @@
-; RUN: llc -march=arm64 -aarch64-neon-syntax=apple < %s | FileCheck %s
+; RUN: llc -march=arm64 -aarch64-neon-syntax=apple -asm-verbose=false < %s | FileCheck %s
 
 define signext i8 @test_vmaxv_s8(<8 x i8> %a1) {
 ; CHECK: test_vmaxv_s8
@@ -65,6 +65,76 @@ entry:
   ret i32 %vmaxv.i
 }
 
+define <8 x i8> @test_vmaxv_s8_used_by_laneop(<8 x i8> %a1, <8 x i8> %a2) {
+; CHECK-LABEL: test_vmaxv_s8_used_by_laneop:
+; CHECK: smaxv.8b b[[REGNUM:[0-9]+]], v1
+; CHECK-NEXT: ins.b v0[3], v[[REGNUM]][0]
+; CHECK-NEXT: ret
+entry:
+  %0 = tail call i32 @llvm.aarch64.neon.smaxv.i32.v8i8(<8 x i8> %a2)
+  %1 = trunc i32 %0 to i8
+  %2 = insertelement <8 x i8> %a1, i8 %1, i32 3
+  ret <8 x i8> %2
+}
+
+define <4 x i16> @test_vmaxv_s16_used_by_laneop(<4 x i16> %a1, <4 x i16> %a2) {
+; CHECK-LABEL: test_vmaxv_s16_used_by_laneop:
+; CHECK: smaxv.4h h[[REGNUM:[0-9]+]], v1
+; CHECK-NEXT: ins.h v0[3], v[[REGNUM]][0]
+; CHECK-NEXT: ret
+entry:
+  %0 = tail call i32 @llvm.aarch64.neon.smaxv.i32.v4i16(<4 x i16> %a2)
+  %1 = trunc i32 %0 to i16
+  %2 = insertelement <4 x i16> %a1, i16 %1, i32 3
+  ret <4 x i16> %2
+}
+
+define <2 x i32> @test_vmaxv_s32_used_by_laneop(<2 x i32> %a1, <2 x i32> %a2) {
+; CHECK-LABEL: test_vmaxv_s32_used_by_laneop:
+; CHECK: smaxp.2s v[[REGNUM:[0-9]+]], v1, v1
+; CHECK-NEXT: ins.s v0[1], v[[REGNUM]][0]
+; CHECK-NEXT: ret
+entry:
+  %0 = tail call i32 @llvm.aarch64.neon.smaxv.i32.v2i32(<2 x i32> %a2)
+  %1 = insertelement <2 x i32> %a1, i32 %0, i32 1
+  ret <2 x i32> %1
+}
+
+define <16 x i8> @test_vmaxvq_s8_used_by_laneop(<16 x i8> %a1, <16 x i8> %a2) {
+; CHECK-LABEL: test_vmaxvq_s8_used_by_laneop:
+; CHECK: smaxv.16b b[[REGNUM:[0-9]+]], v1
+; CHECK-NEXT: ins.b v0[3], v[[REGNUM]][0]
+; CHECK-NEXT: ret
+entry:
+  %0 = tail call i32 @llvm.aarch64.neon.smaxv.i32.v16i8(<16 x i8> %a2)
+  %1 = trunc i32 %0 to i8
+  %2 = insertelement <16 x i8> %a1, i8 %1, i32 3
+  ret <16 x i8> %2
+}
+
+define <8 x i16> @test_vmaxvq_s16_used_by_laneop(<8 x i16> %a1, <8 x i16> %a2) {
+; CHECK-LABEL: test_vmaxvq_s16_used_by_laneop:
+; CHECK: smaxv.8h h[[REGNUM:[0-9]+]], v1
+; CHECK-NEXT: ins.h v0[3], v[[REGNUM]][0]
+; CHECK-NEXT: ret
+entry:
+  %0 = tail call i32 @llvm.aarch64.neon.smaxv.i32.v8i16(<8 x i16> %a2)
+  %1 = trunc i32 %0 to i16
+  %2 = insertelement <8 x i16> %a1, i16 %1, i32 3
+  ret <8 x i16> %2
+}
+
+define <4 x i32> @test_vmaxvq_s32_used_by_laneop(<4 x i32> %a1, <4 x i32> %a2) {
+; CHECK-LABEL: test_vmaxvq_s32_used_by_laneop:
+; CHECK: smaxv.4s s[[REGNUM:[0-9]+]], v1
+; CHECK-NEXT: ins.s v0[3], v[[REGNUM]][0]
+; CHECK-NEXT: ret
+entry:
+  %0 = tail call i32 @llvm.aarch64.neon.smaxv.i32.v4i32(<4 x i32> %a2)
+  %1 = insertelement <4 x i32> %a1, i32 %0, i32 3
+  ret <4 x i32> %1
+}
+
 declare i32 @llvm.aarch64.neon.smaxv.i32.v4i32(<4 x i32>)
 declare i32 @llvm.aarch64.neon.smaxv.i32.v8i16(<8 x i16>)
 declare i32 @llvm.aarch64.neon.smaxv.i32.v16i8(<16 x i8>)