1; Test insertions of byte-swapped memory values into a nonzero index of an undef.
2;
3; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z15 | FileCheck %s
4
5declare i16 @llvm.bswap.i16(i16)
6declare i32 @llvm.bswap.i32(i32)
7declare i64 @llvm.bswap.i64(i64)
8declare <8 x i16> @llvm.bswap.v8i16(<8 x i16>)
9declare <4 x i32> @llvm.bswap.v4i32(<4 x i32>)
10declare <2 x i64> @llvm.bswap.v2i64(<2 x i64>)
11
12; Test v8i16 insertion into an undef, with an arbitrary index.
13define <8 x i16> @f1(i16 *%ptr) {
14; CHECK-LABEL: f1:
15; CHECK: vlbrreph %v24, 0(%r2)
16; CHECK-NEXT: br %r14
17  %val = load i16, i16 *%ptr
18  %swap = call i16 @llvm.bswap.i16(i16 %val)
19  %ret = insertelement <8 x i16> undef, i16 %swap, i32 5
20  ret <8 x i16> %ret
21}
22
23; Test v8i16 insertion into an undef, using a vector bswap.
24define <8 x i16> @f2(i16 *%ptr) {
25; CHECK-LABEL: f2:
26; CHECK: vlbrreph %v24, 0(%r2)
27; CHECK-NEXT: br %r14
28  %val = load i16, i16 *%ptr
29  %insert = insertelement <8 x i16> undef, i16 %val, i32 5
30  %ret = call <8 x i16> @llvm.bswap.v8i16(<8 x i16> %insert)
31  ret <8 x i16> %ret
32}
33
34; Test v4i32 insertion into an undef, with an arbitrary index.
35define <4 x i32> @f3(i32 *%ptr) {
36; CHECK-LABEL: f3:
37; CHECK: vlbrrepf %v24, 0(%r2)
38; CHECK-NEXT: br %r14
39  %val = load i32, i32 *%ptr
40  %swap = call i32 @llvm.bswap.i32(i32 %val)
41  %ret = insertelement <4 x i32> undef, i32 %swap, i32 2
42  ret <4 x i32> %ret
43}
44
45; Test v4i32 insertion into an undef, using a vector bswap.
46define <4 x i32> @f4(i32 *%ptr) {
47; CHECK-LABEL: f4:
48; CHECK: vlbrrepf %v24, 0(%r2)
49; CHECK-NEXT: br %r14
50  %val = load i32, i32 *%ptr
51  %insert = insertelement <4 x i32> undef, i32 %val, i32 2
52  %ret = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> %insert)
53  ret <4 x i32> %ret
54}
55
56; Test v2i64 insertion into an undef, with an arbitrary index.
57define <2 x i64> @f5(i64 *%ptr) {
58; CHECK-LABEL: f5:
59; CHECK: vlbrrepg %v24, 0(%r2)
60; CHECK-NEXT: br %r14
61  %val = load i64, i64 *%ptr
62  %swap = call i64 @llvm.bswap.i64(i64 %val)
63  %ret = insertelement <2 x i64> undef, i64 %swap, i32 1
64  ret <2 x i64> %ret
65}
66
67; Test v2i64 insertion into an undef, using a vector bwap.
68define <2 x i64> @f6(i64 *%ptr) {
69; CHECK-LABEL: f6:
70; CHECK: vlbrrepg %v24, 0(%r2)
71; CHECK-NEXT: br %r14
72  %val = load i64, i64 *%ptr
73  %insert = insertelement <2 x i64> undef, i64 %val, i32 1
74  %ret = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %insert)
75  ret <2 x i64> %ret
76}
77
78