3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
5 ; Test a canonical v16i8 pack.
6 define <16 x i8> @f1(<16 x i8> %val1, <16 x i8> %val2) {
8 ; CHECK: vpkh %v24, %v24, %v26
10 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
11 <16 x i32> <i32 1, i32 3, i32 5, i32 7,
12 i32 9, i32 11, i32 13, i32 15,
13 i32 17, i32 19, i32 21, i32 23,
14 i32 25, i32 27, i32 29, i32 31>
18 ; Test a reversed v16i8 pack.
19 define <16 x i8> @f2(<16 x i8> %val1, <16 x i8> %val2) {
21 ; CHECK: vpkh %v24, %v26, %v24
23 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
24 <16 x i32> <i32 17, i32 19, i32 21, i32 23,
25 i32 25, i32 27, i32 29, i32 31,
26 i32 1, i32 3, i32 5, i32 7,
27 i32 9, i32 11, i32 13, i32 15>
31 ; Test a v16i8 pack with only the first operand being used.
32 define <16 x i8> @f3(<16 x i8> %val1, <16 x i8> %val2) {
34 ; CHECK: vpkh %v24, %v24, %v24
36 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
37 <16 x i32> <i32 1, i32 3, i32 5, i32 7,
38 i32 9, i32 11, i32 13, i32 15,
39 i32 1, i32 3, i32 5, i32 7,
40 i32 9, i32 11, i32 13, i32 15>
44 ; Test a v16i8 pack with only the second operand being used.
45 ; This is converted into @f3 by target-independent code.
46 define <16 x i8> @f4(<16 x i8> %val1, <16 x i8> %val2) {
48 ; CHECK: vpkh %v24, %v26, %v26
50 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
51 <16 x i32> <i32 17, i32 19, i32 21, i32 23,
52 i32 25, i32 27, i32 29, i32 31,
53 i32 17, i32 19, i32 21, i32 23,
54 i32 25, i32 27, i32 29, i32 31>
58 ; Test a v16i8 pack with both operands being the same. This too is
59 ; converted into @f3 by target-independent code.
60 define <16 x i8> @f5(<16 x i8> %val) {
62 ; CHECK: vpkh %v24, %v24, %v24
64 %ret = shufflevector <16 x i8> %val, <16 x i8> %val,
65 <16 x i32> <i32 1, i32 3, i32 5, i32 7,
66 i32 9, i32 11, i32 13, i32 15,
67 i32 17, i32 19, i32 21, i32 23,
68 i32 25, i32 27, i32 29, i32 31>
72 ; Test a v16i8 pack in which some of the indices are don't care.
73 define <16 x i8> @f6(<16 x i8> %val1, <16 x i8> %val2) {
75 ; CHECK: vpkh %v24, %v24, %v26
77 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
78 <16 x i32> <i32 1, i32 undef, i32 5, i32 7,
79 i32 undef, i32 11, i32 undef, i32 undef,
80 i32 undef, i32 19, i32 21, i32 23,
81 i32 undef, i32 27, i32 29, i32 undef>
85 ; Test a v16i8 pack in which one of the operands is undefined and where
86 ; indices for that operand are "don't care". Target-independent code
87 ; converts the indices themselves into "undef"s.
88 define <16 x i8> @f7(<16 x i8> %val) {
90 ; CHECK: vpkh %v24, %v24, %v24
92 %ret = shufflevector <16 x i8> undef, <16 x i8> %val,
93 <16 x i32> <i32 7, i32 1, i32 9, i32 15,
94 i32 15, i32 3, i32 5, i32 1,
95 i32 17, i32 19, i32 21, i32 23,
96 i32 25, i32 27, i32 29, i32 31>
100 ; Test a canonical v8i16 pack.
101 define <8 x i16> @f8(<8 x i16> %val1, <8 x i16> %val2) {
103 ; CHECK: vpkf %v24, %v24, %v26
105 %ret = shufflevector <8 x i16> %val1, <8 x i16> %val2,
106 <8 x i32> <i32 1, i32 3, i32 5, i32 7,
107 i32 9, i32 11, i32 13, i32 15>
111 ; Test a reversed v8i16 pack.
112 define <8 x i16> @f9(<8 x i16> %val1, <8 x i16> %val2) {
114 ; CHECK: vpkf %v24, %v26, %v24
116 %ret = shufflevector <8 x i16> %val1, <8 x i16> %val2,
117 <8 x i32> <i32 9, i32 11, i32 13, i32 15,
118 i32 1, i32 3, i32 5, i32 7>
122 ; Test a canonical v4i32 pack.
123 define <4 x i32> @f10(<4 x i32> %val1, <4 x i32> %val2) {
125 ; CHECK: vpkg %v24, %v24, %v26
127 %ret = shufflevector <4 x i32> %val1, <4 x i32> %val2,
128 <4 x i32> <i32 1, i32 3, i32 5, i32 7>
132 ; Test a reversed v4i32 pack.
133 define <4 x i32> @f11(<4 x i32> %val1, <4 x i32> %val2) {
135 ; CHECK: vpkg %v24, %v26, %v24
137 %ret = shufflevector <4 x i32> %val1, <4 x i32> %val2,
138 <4 x i32> <i32 5, i32 7, i32 1, i32 3>