+; Test vector truncating stores.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
+
+; Test a v16i8->v16i1 truncation.
+define void @f1(<16 x i8> %val, <16 x i1> *%ptr) {
+; No expected output, but must compile.
+ %trunc = trunc <16 x i8> %val to <16 x i1>
+ store <16 x i1> %trunc, <16 x i1> *%ptr
+ ret void
+}
+
+; Test a v8i16->v8i1 truncation.
+define void @f2(<8 x i16> %val, <8 x i1> *%ptr) {
+; No expected output, but must compile.
+ %trunc = trunc <8 x i16> %val to <8 x i1>
+ store <8 x i1> %trunc, <8 x i1> *%ptr
+ ret void
+}
+
+; Test a v8i16->v8i8 truncation.
+define void @f3(<8 x i16> %val, <8 x i8> *%ptr) {
+; CHECK-LABEL: f3:
+; CHECK: vpkh [[REG1:%v[0-9]+]], %v24, %v24
+; CHECK: vsteg [[REG1]], 0(%r2)
+; CHECK: br %r14
+ %trunc = trunc <8 x i16> %val to <8 x i8>
+ store <8 x i8> %trunc, <8 x i8> *%ptr
+ ret void
+}
+
+; Test a v4i32->v4i1 truncation.
+define void @f4(<4 x i32> %val, <4 x i1> *%ptr) {
+; No expected output, but must compile.
+ %trunc = trunc <4 x i32> %val to <4 x i1>
+ store <4 x i1> %trunc, <4 x i1> *%ptr
+ ret void
+}
+
+; Test a v4i32->v4i8 truncation. At the moment we use a VPERM rather than
+; a chain of packs.
+define void @f5(<4 x i32> %val, <4 x i8> *%ptr) {
+; CHECK-LABEL: f5:
+; CHECK: vperm [[REG:%v[0-9]+]],
+; CHECK: vstef [[REG]], 0(%r2)
+; CHECK: br %r14
+ %trunc = trunc <4 x i32> %val to <4 x i8>
+ store <4 x i8> %trunc, <4 x i8> *%ptr
+ ret void
+}
+
+; Test a v4i32->v4i16 truncation.
+define void @f6(<4 x i32> %val, <4 x i16> *%ptr) {
+; CHECK-LABEL: f6:
+; CHECK: vpkf [[REG1:%v[0-9]+]], %v24, %v24
+; CHECK: vsteg [[REG1]], 0(%r2)
+; CHECK: br %r14
+ %trunc = trunc <4 x i32> %val to <4 x i16>
+ store <4 x i16> %trunc, <4 x i16> *%ptr
+ ret void
+}
+
+; Test a v2i64->v2i1 truncation.
+define void @f7(<2 x i64> %val, <2 x i1> *%ptr) {
+; No expected output, but must compile.
+ %trunc = trunc <2 x i64> %val to <2 x i1>
+ store <2 x i1> %trunc, <2 x i1> *%ptr
+ ret void
+}
+
+; Test a v2i64->v2i8 truncation. At the moment we use a VPERM rather than
+; a chain of packs.
+define void @f8(<2 x i64> %val, <2 x i8> *%ptr) {
+; CHECK-LABEL: f8:
+; CHECK: vperm [[REG:%v[0-9]+]],
+; CHECK: vsteh [[REG]], 0(%r2)
+; CHECK: br %r14
+ %trunc = trunc <2 x i64> %val to <2 x i8>
+ store <2 x i8> %trunc, <2 x i8> *%ptr
+ ret void
+}
+
+; Test a v2i64->v2i16 truncation. At the moment we use a VPERM rather than
+; a chain of packs.
+define void @f9(<2 x i64> %val, <2 x i16> *%ptr) {
+; CHECK-LABEL: f9:
+; CHECK: vperm [[REG:%v[0-9]+]],
+; CHECK: vstef [[REG]], 0(%r2)
+; CHECK: br %r14
+ %trunc = trunc <2 x i64> %val to <2 x i16>
+ store <2 x i16> %trunc, <2 x i16> *%ptr
+ ret void
+}
+
+; Test a v2i64->v2i32 truncation.
+define void @f10(<2 x i64> %val, <2 x i32> *%ptr) {
+; CHECK-LABEL: f10:
+; CHECK: vpkg [[REG1:%v[0-9]+]], %v24, %v24
+; CHECK: vsteg [[REG1]], 0(%r2)
+; CHECK: br %r14
+ %trunc = trunc <2 x i64> %val to <2 x i32>
+ store <2 x i32> %trunc, <2 x i32> *%ptr
+ ret void
+}