xref: /llvm-project/llvm/test/CodeGen/Thumb2/mve-vld2-post.ll (revision 7b3bbd83c0c24087072ec5b22a76799ab31f87d5)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=thumbv8.1m.main-none-none-eabi -mattr=+mve.fp,+fp64 -verify-machineinstrs %s -o - | FileCheck %s
3
4; i32
5
6define ptr @vld2_v4i32(ptr %src, ptr %dst) {
7; CHECK-LABEL: vld2_v4i32:
8; CHECK:       @ %bb.0: @ %entry
9; CHECK-NEXT:    vld20.32 {q0, q1}, [r0]
10; CHECK-NEXT:    vld21.32 {q0, q1}, [r0]!
11; CHECK-NEXT:    vadd.i32 q0, q0, q1
12; CHECK-NEXT:    vstrw.32 q0, [r1]
13; CHECK-NEXT:    bx lr
14entry:
15  %l1 = load <8 x i32>, ptr %src, align 4
16  %s1 = shufflevector <8 x i32> %l1, <8 x i32> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
17  %s2 = shufflevector <8 x i32> %l1, <8 x i32> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
18  %a = add <4 x i32> %s1, %s2
19  store <4 x i32> %a, ptr %dst
20  %ret = getelementptr inbounds <8 x i32>, ptr %src, i32 1
21  ret ptr %ret
22}
23
24; i16
25
26define ptr @vld2_v8i16(ptr %src, ptr %dst) {
27; CHECK-LABEL: vld2_v8i16:
28; CHECK:       @ %bb.0: @ %entry
29; CHECK-NEXT:    vld20.16 {q0, q1}, [r0]
30; CHECK-NEXT:    vld21.16 {q0, q1}, [r0]!
31; CHECK-NEXT:    vadd.i16 q0, q0, q1
32; CHECK-NEXT:    vstrw.32 q0, [r1]
33; CHECK-NEXT:    bx lr
34entry:
35  %l1 = load <16 x i16>, ptr %src, align 4
36  %s1 = shufflevector <16 x i16> %l1, <16 x i16> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
37  %s2 = shufflevector <16 x i16> %l1, <16 x i16> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
38  %a = add <8 x i16> %s1, %s2
39  store <8 x i16> %a, ptr %dst
40  %ret = getelementptr inbounds <16 x i16>, ptr %src, i32 1
41  ret ptr %ret
42}
43
44; i8
45
46define ptr @vld2_v16i8(ptr %src, ptr %dst) {
47; CHECK-LABEL: vld2_v16i8:
48; CHECK:       @ %bb.0: @ %entry
49; CHECK-NEXT:    vld20.8 {q0, q1}, [r0]
50; CHECK-NEXT:    vld21.8 {q0, q1}, [r0]!
51; CHECK-NEXT:    vadd.i8 q0, q0, q1
52; CHECK-NEXT:    vstrw.32 q0, [r1]
53; CHECK-NEXT:    bx lr
54entry:
55  %l1 = load <32 x i8>, ptr %src, align 4
56  %s1 = shufflevector <32 x i8> %l1, <32 x i8> undef, <16 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14, i32 16, i32 18, i32 20, i32 22, i32 24, i32 26, i32 28, i32 30>
57  %s2 = shufflevector <32 x i8> %l1, <32 x i8> undef, <16 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15, i32 17, i32 19, i32 21, i32 23, i32 25, i32 27, i32 29, i32 31>
58  %a = add <16 x i8> %s1, %s2
59  store <16 x i8> %a, ptr %dst
60  %ret = getelementptr inbounds <32 x i8>, ptr %src, i32 1
61  ret ptr %ret
62}
63
64; i64
65
66define ptr @vld2_v2i64(ptr %src, ptr %dst) {
67; CHECK-LABEL: vld2_v2i64:
68; CHECK:       @ %bb.0: @ %entry
69; CHECK-NEXT:    .save {r4, r5, r6, r7, lr}
70; CHECK-NEXT:    push {r4, r5, r6, r7, lr}
71; CHECK-NEXT:    vldrw.u32 q0, [r0, #16]
72; CHECK-NEXT:    vmov r2, r12, d1
73; CHECK-NEXT:    vmov r3, lr, d0
74; CHECK-NEXT:    vldrw.u32 q0, [r0], #32
75; CHECK-NEXT:    vmov r4, r7, d1
76; CHECK-NEXT:    adds r2, r2, r3
77; CHECK-NEXT:    vmov r3, r6, d0
78; CHECK-NEXT:    adc.w r5, lr, r12
79; CHECK-NEXT:    adds r3, r3, r4
80; CHECK-NEXT:    adcs r7, r6
81; CHECK-NEXT:    vmov q0[2], q0[0], r3, r2
82; CHECK-NEXT:    vmov q0[3], q0[1], r7, r5
83; CHECK-NEXT:    vstrw.32 q0, [r1]
84; CHECK-NEXT:    pop {r4, r5, r6, r7, pc}
85entry:
86  %l1 = load <4 x i64>, ptr %src, align 4
87  %s1 = shufflevector <4 x i64> %l1, <4 x i64> undef, <2 x i32> <i32 0, i32 2>
88  %s2 = shufflevector <4 x i64> %l1, <4 x i64> undef, <2 x i32> <i32 1, i32 3>
89  %a = add <2 x i64> %s1, %s2
90  store <2 x i64> %a, ptr %dst
91  %ret = getelementptr inbounds <4 x i64>, ptr %src, i32 1
92  ret ptr %ret
93}
94
95; f32
96
97define ptr @vld2_v4f32(ptr %src, ptr %dst) {
98; CHECK-LABEL: vld2_v4f32:
99; CHECK:       @ %bb.0: @ %entry
100; CHECK-NEXT:    vld20.32 {q0, q1}, [r0]
101; CHECK-NEXT:    vld21.32 {q0, q1}, [r0]!
102; CHECK-NEXT:    vadd.f32 q0, q0, q1
103; CHECK-NEXT:    vstrw.32 q0, [r1]
104; CHECK-NEXT:    bx lr
105entry:
106  %l1 = load <8 x float>, ptr %src, align 4
107  %s1 = shufflevector <8 x float> %l1, <8 x float> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
108  %s2 = shufflevector <8 x float> %l1, <8 x float> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
109  %a = fadd <4 x float> %s1, %s2
110  store <4 x float> %a, ptr %dst
111  %ret = getelementptr inbounds <8 x float>, ptr %src, i32 1
112  ret ptr %ret
113}
114
115; f16
116
117define ptr @vld2_v8f16(ptr %src, ptr %dst) {
118; CHECK-LABEL: vld2_v8f16:
119; CHECK:       @ %bb.0: @ %entry
120; CHECK-NEXT:    vld20.16 {q0, q1}, [r0]
121; CHECK-NEXT:    vld21.16 {q0, q1}, [r0]!
122; CHECK-NEXT:    vadd.f16 q0, q0, q1
123; CHECK-NEXT:    vstrw.32 q0, [r1]
124; CHECK-NEXT:    bx lr
125entry:
126  %l1 = load <16 x half>, ptr %src, align 4
127  %s1 = shufflevector <16 x half> %l1, <16 x half> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
128  %s2 = shufflevector <16 x half> %l1, <16 x half> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
129  %a = fadd <8 x half> %s1, %s2
130  store <8 x half> %a, ptr %dst
131  %ret = getelementptr inbounds <16 x half>, ptr %src, i32 1
132  ret ptr %ret
133}
134
135; f64
136
137define ptr @vld2_v2f64(ptr %src, ptr %dst) {
138; CHECK-LABEL: vld2_v2f64:
139; CHECK:       @ %bb.0: @ %entry
140; CHECK-NEXT:    vldrw.u32 q0, [r0, #16]
141; CHECK-NEXT:    vldrw.u32 q1, [r0], #32
142; CHECK-NEXT:    vadd.f64 d1, d0, d1
143; CHECK-NEXT:    vadd.f64 d0, d2, d3
144; CHECK-NEXT:    vstrw.32 q0, [r1]
145; CHECK-NEXT:    bx lr
146entry:
147  %l1 = load <4 x double>, ptr %src, align 4
148  %s1 = shufflevector <4 x double> %l1, <4 x double> undef, <2 x i32> <i32 0, i32 2>
149  %s2 = shufflevector <4 x double> %l1, <4 x double> undef, <2 x i32> <i32 1, i32 3>
150  %a = fadd <2 x double> %s1, %s2
151  store <2 x double> %a, ptr %dst
152  %ret = getelementptr inbounds <4 x double>, ptr %src, i32 1
153  ret ptr %ret
154}
155