1 ; Test vector merge low.
3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
5 ; Test a canonical v16i8 merge low.
6 define <16 x i8> @f1(<16 x i8> %val1, <16 x i8> %val2) {
8 ; CHECK: vmrlb %v24, %v24, %v26
10 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
11 <16 x i32> <i32 8, i32 24, i32 9, i32 25,
12 i32 10, i32 26, i32 11, i32 27,
13 i32 12, i32 28, i32 13, i32 29,
14 i32 14, i32 30, i32 15, i32 31>
18 ; Test a reversed v16i8 merge low.
19 define <16 x i8> @f2(<16 x i8> %val1, <16 x i8> %val2) {
21 ; CHECK: vmrlb %v24, %v26, %v24
23 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
24 <16 x i32> <i32 24, i32 8, i32 25, i32 9,
25 i32 26, i32 10, i32 27, i32 11,
26 i32 28, i32 12, i32 29, i32 13,
27 i32 30, i32 14, i32 31, i32 15>
31 ; Test a v16i8 merge low with only the first operand being used.
32 define <16 x i8> @f3(<16 x i8> %val1, <16 x i8> %val2) {
34 ; CHECK: vmrlb %v24, %v24, %v24
36 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
37 <16 x i32> <i32 8, i32 8, i32 9, i32 9,
38 i32 10, i32 10, i32 11, i32 11,
39 i32 12, i32 12, i32 13, i32 13,
40 i32 14, i32 14, i32 15, i32 15>
44 ; Test a v16i8 merge low 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: vmrlb %v24, %v26, %v26
50 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
51 <16 x i32> <i32 24, i32 24, i32 25, i32 25,
52 i32 26, i32 26, i32 27, i32 27,
53 i32 28, i32 28, i32 29, i32 29,
54 i32 30, i32 30, i32 31, i32 31>
58 ; Test a v16i8 merge 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: vmrlb %v24, %v24, %v24
64 %ret = shufflevector <16 x i8> %val, <16 x i8> %val,
65 <16 x i32> <i32 8, i32 24, i32 25, i32 25,
66 i32 26, i32 10, i32 11, i32 11,
67 i32 28, i32 28, i32 13, i32 13,
68 i32 14, i32 30, i32 31, i32 15>
72 ; Test a v16i8 merge 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: vmrlb %v24, %v24, %v26
77 %ret = shufflevector <16 x i8> %val1, <16 x i8> %val2,
78 <16 x i32> <i32 8, i32 undef, i32 9, i32 25,
79 i32 undef, i32 26, i32 undef, i32 undef,
80 i32 undef, i32 28, i32 13, i32 29,
81 i32 undef, i32 30, i32 15, i32 undef>
85 ; Test a v16i8 merge 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: vmrlb %v24, %v24, %v24
92 %ret = shufflevector <16 x i8> undef, <16 x i8> %val,
93 <16 x i32> <i32 11, i32 24, i32 25, i32 5,
94 i32 26, i32 10, i32 27, i32 27,
95 i32 28, i32 28, i32 29, i32 3,
96 i32 2, i32 30, i32 9, i32 31>
100 ; Test a canonical v8i16 merge low.
101 define <8 x i16> @f8(<8 x i16> %val1, <8 x i16> %val2) {
103 ; CHECK: vmrlh %v24, %v24, %v26
105 %ret = shufflevector <8 x i16> %val1, <8 x i16> %val2,
106 <8 x i32> <i32 4, i32 12, i32 5, i32 13,
107 i32 6, i32 14, i32 7, i32 15>
111 ; Test a reversed v8i16 merge low.
112 define <8 x i16> @f9(<8 x i16> %val1, <8 x i16> %val2) {
114 ; CHECK: vmrlh %v24, %v26, %v24
116 %ret = shufflevector <8 x i16> %val1, <8 x i16> %val2,
117 <8 x i32> <i32 12, i32 4, i32 13, i32 5,
118 i32 14, i32 6, i32 15, i32 7>
122 ; Test a canonical v4i32 merge low.
123 define <4 x i32> @f10(<4 x i32> %val1, <4 x i32> %val2) {
125 ; CHECK: vmrlf %v24, %v24, %v26
127 %ret = shufflevector <4 x i32> %val1, <4 x i32> %val2,
128 <4 x i32> <i32 2, i32 6, i32 3, i32 7>
132 ; Test a reversed v4i32 merge low.
133 define <4 x i32> @f11(<4 x i32> %val1, <4 x i32> %val2) {
135 ; CHECK: vmrlf %v24, %v26, %v24
137 %ret = shufflevector <4 x i32> %val1, <4 x i32> %val2,
138 <4 x i32> <i32 6, i32 2, i32 7, i32 3>
142 ; Test a canonical v2i64 merge low.
143 define <2 x i64> @f12(<2 x i64> %val1, <2 x i64> %val2) {
145 ; CHECK: vmrlg %v24, %v24, %v26
147 %ret = shufflevector <2 x i64> %val1, <2 x i64> %val2,
148 <2 x i32> <i32 1, i32 3>
152 ; Test a reversed v2i64 merge low.
153 define <2 x i64> @f13(<2 x i64> %val1, <2 x i64> %val2) {
155 ; CHECK: vmrlg %v24, %v26, %v24
157 %ret = shufflevector <2 x i64> %val1, <2 x i64> %val2,
158 <2 x i32> <i32 3, i32 1>
162 ; Test a canonical v4f32 merge low.
163 define <4 x float> @f14(<4 x float> %val1, <4 x float> %val2) {
165 ; CHECK: vmrlf %v24, %v24, %v26
167 %ret = shufflevector <4 x float> %val1, <4 x float> %val2,
168 <4 x i32> <i32 2, i32 6, i32 3, i32 7>
172 ; Test a reversed v4f32 merge low.
173 define <4 x float> @f15(<4 x float> %val1, <4 x float> %val2) {
175 ; CHECK: vmrlf %v24, %v26, %v24
177 %ret = shufflevector <4 x float> %val1, <4 x float> %val2,
178 <4 x i32> <i32 6, i32 2, i32 7, i32 3>
182 ; Test a canonical v2f64 merge low.
183 define <2 x double> @f16(<2 x double> %val1, <2 x double> %val2) {
185 ; CHECK: vmrlg %v24, %v24, %v26
187 %ret = shufflevector <2 x double> %val1, <2 x double> %val2,
188 <2 x i32> <i32 1, i32 3>
189 ret <2 x double> %ret
192 ; Test a reversed v2f64 merge low.
193 define <2 x double> @f17(<2 x double> %val1, <2 x double> %val2) {
195 ; CHECK: vmrlg %v24, %v26, %v24
197 %ret = shufflevector <2 x double> %val1, <2 x double> %val2,
198 <2 x i32> <i32 3, i32 1>
199 ret <2 x double> %ret