1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -O0 -mtriple=aarch64-unknown-unknown | FileCheck %s
3
4; Function Attrs: nobuiltin nounwind readonly
5define i8 @popcount128(i128* nocapture nonnull readonly %0) {
6; CHECK-LABEL: popcount128:
7; CHECK:       // %bb.0: // %Entry
8; CHECK-NEXT:    ldr x8, [x0, #8]
9; CHECK-NEXT:    ldr d0, [x0]
10; CHECK-NEXT:    // implicit-def: $q1
11; CHECK-NEXT:    mov v1.16b, v0.16b
12; CHECK-NEXT:    mov v1.d[1], x8
13; CHECK-NEXT:    cnt v1.16b, v1.16b
14; CHECK-NEXT:    uaddlv h2, v1.16b
15; CHECK-NEXT:    // implicit-def: $q1
16; CHECK-NEXT:    mov v1.16b, v2.16b
17; CHECK-NEXT:    fmov w1, s1
18; CHECK-NEXT:    mov w0, w1
19; CHECK-NEXT:    ret
20Entry:
21  %1 = load i128, i128* %0, align 16
22  %2 = tail call i128 @llvm.ctpop.i128(i128 %1)
23  %3 = trunc i128 %2 to i8
24  ret i8 %3
25}
26
27; Function Attrs: nounwind readnone speculatable willreturn
28declare i128 @llvm.ctpop.i128(i128)
29
30; Function Attrs: nobuiltin nounwind readonly
31define i16 @popcount256(i256* nocapture nonnull readonly %0) {
32; CHECK-LABEL: popcount256:
33; CHECK:       // %bb.0: // %Entry
34; CHECK-NEXT:    ldr x8, [x0, #8]
35; CHECK-NEXT:    ldr x9, [x0, #24]
36; CHECK-NEXT:    ldr d0, [x0, #16]
37; CHECK-NEXT:    // implicit-def: $q1
38; CHECK-NEXT:    mov v1.16b, v0.16b
39; CHECK-NEXT:    mov v1.d[1], x9
40; CHECK-NEXT:    cnt v1.16b, v1.16b
41; CHECK-NEXT:    uaddlv h2, v1.16b
42; CHECK-NEXT:    // implicit-def: $q1
43; CHECK-NEXT:    mov v1.16b, v2.16b
44; CHECK-NEXT:    fmov w10, s1
45; CHECK-NEXT:    ldr d0, [x0]
46; CHECK-NEXT:    // implicit-def: $q1
47; CHECK-NEXT:    mov v1.16b, v0.16b
48; CHECK-NEXT:    mov v1.d[1], x8
49; CHECK-NEXT:    cnt v1.16b, v1.16b
50; CHECK-NEXT:    uaddlv h2, v1.16b
51; CHECK-NEXT:    // implicit-def: $q1
52; CHECK-NEXT:    mov v1.16b, v2.16b
53; CHECK-NEXT:    fmov w11, s1
54; CHECK-NEXT:    add w0, w11, w10
55; CHECK-NEXT:    ret
56Entry:
57  %1 = load i256, i256* %0, align 16
58  %2 = tail call i256 @llvm.ctpop.i256(i256 %1)
59  %3 = trunc i256 %2 to i16
60  ret i16 %3
61}
62
63; Function Attrs: nounwind readnone speculatable willreturn
64declare i256 @llvm.ctpop.i256(i256)
65
66define <1 x i128> @popcount1x128(<1 x i128> %0) {
67; CHECK-LABEL: popcount1x128:
68; CHECK:       // %bb.0: // %Entry
69; CHECK-NEXT:    // implicit-def: $q0
70; CHECK-NEXT:    fmov d0, x0
71; CHECK-NEXT:    mov v0.d[1], x1
72; CHECK-NEXT:    cnt v0.16b, v0.16b
73; CHECK-NEXT:    uaddlv h1, v0.16b
74; CHECK-NEXT:    // implicit-def: $q0
75; CHECK-NEXT:    mov v0.16b, v1.16b
76; CHECK-NEXT:    fmov w2, s0
77; CHECK-NEXT:    mov w0, w2
78; CHECK-NEXT:    movi v0.2d, #0000000000000000
79; CHECK-NEXT:    mov x1, v0.d[1]
80; CHECK-NEXT:    ret
81Entry:
82  %1 = tail call <1 x i128> @llvm.ctpop.v1.i128(<1 x i128> %0)
83  ret <1 x i128> %1
84}
85
86declare <1 x i128> @llvm.ctpop.v1.i128(<1 x i128>)
87