1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s --mattr=+sve2 -o - | FileCheck %s
4 target triple = "aarch64"
6 ; Expected to not transform as the type's minimum size is less than 128 bits.
7 define <vscale x 4 x i16> @complex_add_v4i16(<vscale x 4 x i16> %a, <vscale x 4 x i16> %b) {
8 ; CHECK-LABEL: complex_add_v4i16:
9 ; CHECK: // %bb.0: // %entry
10 ; CHECK-NEXT: uunpkhi z2.d, z0.s
11 ; CHECK-NEXT: uunpklo z0.d, z0.s
12 ; CHECK-NEXT: uunpkhi z3.d, z1.s
13 ; CHECK-NEXT: uunpklo z1.d, z1.s
14 ; CHECK-NEXT: uzp1 z4.d, z0.d, z2.d
15 ; CHECK-NEXT: uzp2 z0.d, z0.d, z2.d
16 ; CHECK-NEXT: uzp2 z2.d, z1.d, z3.d
17 ; CHECK-NEXT: uzp1 z1.d, z1.d, z3.d
18 ; CHECK-NEXT: sub z0.d, z1.d, z0.d
19 ; CHECK-NEXT: add z1.d, z2.d, z4.d
20 ; CHECK-NEXT: zip2 z2.d, z0.d, z1.d
21 ; CHECK-NEXT: zip1 z0.d, z0.d, z1.d
22 ; CHECK-NEXT: uzp1 z0.s, z0.s, z2.s
25 %a.deinterleaved = tail call { <vscale x 2 x i16>, <vscale x 2 x i16> } @llvm.vector.deinterleave2.nxv4i16(<vscale x 4 x i16> %a)
26 %a.real = extractvalue { <vscale x 2 x i16>, <vscale x 2 x i16> } %a.deinterleaved, 0
27 %a.imag = extractvalue { <vscale x 2 x i16>, <vscale x 2 x i16> } %a.deinterleaved, 1
28 %b.deinterleaved = tail call { <vscale x 2 x i16>, <vscale x 2 x i16> } @llvm.vector.deinterleave2.nxv4i16(<vscale x 4 x i16> %b)
29 %b.real = extractvalue { <vscale x 2 x i16>, <vscale x 2 x i16> } %b.deinterleaved, 0
30 %b.imag = extractvalue { <vscale x 2 x i16>, <vscale x 2 x i16> } %b.deinterleaved, 1
31 %0 = sub <vscale x 2 x i16> %b.real, %a.imag
32 %1 = add <vscale x 2 x i16> %b.imag, %a.real
33 %interleaved.vec = tail call <vscale x 4 x i16> @llvm.vector.interleave2.nxv4i16(<vscale x 2 x i16> %0, <vscale x 2 x i16> %1)
34 ret <vscale x 4 x i16> %interleaved.vec
37 ; Expected to transform
38 define <vscale x 8 x i16> @complex_add_v8i16(<vscale x 8 x i16> %a, <vscale x 8 x i16> %b) {
39 ; CHECK-LABEL: complex_add_v8i16:
40 ; CHECK: // %bb.0: // %entry
41 ; CHECK-NEXT: cadd z1.h, z1.h, z0.h, #90
42 ; CHECK-NEXT: mov z0.d, z1.d
45 %a.deinterleaved = tail call { <vscale x 4 x i16>, <vscale x 4 x i16> } @llvm.vector.deinterleave2.nxv8i16(<vscale x 8 x i16> %a)
46 %a.real = extractvalue { <vscale x 4 x i16>, <vscale x 4 x i16> } %a.deinterleaved, 0
47 %a.imag = extractvalue { <vscale x 4 x i16>, <vscale x 4 x i16> } %a.deinterleaved, 1
48 %b.deinterleaved = tail call { <vscale x 4 x i16>, <vscale x 4 x i16> } @llvm.vector.deinterleave2.nxv8i16(<vscale x 8 x i16> %b)
49 %b.real = extractvalue { <vscale x 4 x i16>, <vscale x 4 x i16> } %b.deinterleaved, 0
50 %b.imag = extractvalue { <vscale x 4 x i16>, <vscale x 4 x i16> } %b.deinterleaved, 1
51 %0 = sub <vscale x 4 x i16> %b.real, %a.imag
52 %1 = add <vscale x 4 x i16> %b.imag, %a.real
53 %interleaved.vec = tail call <vscale x 8 x i16> @llvm.vector.interleave2.nxv8i16(<vscale x 4 x i16> %0, <vscale x 4 x i16> %1)
54 ret <vscale x 8 x i16> %interleaved.vec
57 ; Expected to transform
58 define <vscale x 16 x i16> @complex_add_v16i16(<vscale x 16 x i16> %a, <vscale x 16 x i16> %b) {
59 ; CHECK-LABEL: complex_add_v16i16:
60 ; CHECK: // %bb.0: // %entry
61 ; CHECK-NEXT: cadd z3.h, z3.h, z1.h, #90
62 ; CHECK-NEXT: cadd z2.h, z2.h, z0.h, #90
63 ; CHECK-NEXT: mov z0.d, z2.d
64 ; CHECK-NEXT: mov z1.d, z3.d
67 %a.deinterleaved = tail call { <vscale x 8 x i16>, <vscale x 8 x i16> } @llvm.vector.deinterleave2.nxv16i16(<vscale x 16 x i16> %a)
68 %a.real = extractvalue { <vscale x 8 x i16>, <vscale x 8 x i16> } %a.deinterleaved, 0
69 %a.imag = extractvalue { <vscale x 8 x i16>, <vscale x 8 x i16> } %a.deinterleaved, 1
70 %b.deinterleaved = tail call { <vscale x 8 x i16>, <vscale x 8 x i16> } @llvm.vector.deinterleave2.nxv16i16(<vscale x 16 x i16> %b)
71 %b.real = extractvalue { <vscale x 8 x i16>, <vscale x 8 x i16> } %b.deinterleaved, 0
72 %b.imag = extractvalue { <vscale x 8 x i16>, <vscale x 8 x i16> } %b.deinterleaved, 1
73 %0 = sub <vscale x 8 x i16> %b.real, %a.imag
74 %1 = add <vscale x 8 x i16> %b.imag, %a.real
75 %interleaved.vec = tail call <vscale x 16 x i16> @llvm.vector.interleave2.nxv16i16(<vscale x 8 x i16> %0, <vscale x 8 x i16> %1)
76 ret <vscale x 16 x i16> %interleaved.vec
79 ; Expected to transform
80 define <vscale x 32 x i16> @complex_add_v32i16(<vscale x 32 x i16> %a, <vscale x 32 x i16> %b) {
81 ; CHECK-LABEL: complex_add_v32i16:
82 ; CHECK: // %bb.0: // %entry
83 ; CHECK-NEXT: cadd z6.h, z6.h, z2.h, #90
84 ; CHECK-NEXT: cadd z4.h, z4.h, z0.h, #90
85 ; CHECK-NEXT: cadd z5.h, z5.h, z1.h, #90
86 ; CHECK-NEXT: cadd z7.h, z7.h, z3.h, #90
87 ; CHECK-NEXT: mov z0.d, z4.d
88 ; CHECK-NEXT: mov z1.d, z5.d
89 ; CHECK-NEXT: mov z2.d, z6.d
90 ; CHECK-NEXT: mov z3.d, z7.d
93 %a.deinterleaved = tail call { <vscale x 16 x i16>, <vscale x 16 x i16> } @llvm.vector.deinterleave2.nxv32i16(<vscale x 32 x i16> %a)
94 %a.real = extractvalue { <vscale x 16 x i16>, <vscale x 16 x i16> } %a.deinterleaved, 0
95 %a.imag = extractvalue { <vscale x 16 x i16>, <vscale x 16 x i16> } %a.deinterleaved, 1
96 %b.deinterleaved = tail call { <vscale x 16 x i16>, <vscale x 16 x i16> } @llvm.vector.deinterleave2.nxv32i16(<vscale x 32 x i16> %b)
97 %b.real = extractvalue { <vscale x 16 x i16>, <vscale x 16 x i16> } %b.deinterleaved, 0
98 %b.imag = extractvalue { <vscale x 16 x i16>, <vscale x 16 x i16> } %b.deinterleaved, 1
99 %0 = sub <vscale x 16 x i16> %b.real, %a.imag
100 %1 = add <vscale x 16 x i16> %b.imag, %a.real
101 %interleaved.vec = tail call <vscale x 32 x i16> @llvm.vector.interleave2.nxv32i16(<vscale x 16 x i16> %0, <vscale x 16 x i16> %1)
102 ret <vscale x 32 x i16> %interleaved.vec
105 declare { <vscale x 2 x i16>, <vscale x 2 x i16> } @llvm.vector.deinterleave2.nxv4i16(<vscale x 4 x i16>)
106 declare <vscale x 4 x i16> @llvm.vector.interleave2.nxv4i16(<vscale x 2 x i16>, <vscale x 2 x i16>)
108 declare { <vscale x 4 x i16>, <vscale x 4 x i16> } @llvm.vector.deinterleave2.nxv8i16(<vscale x 8 x i16>)
109 declare <vscale x 8 x i16> @llvm.vector.interleave2.nxv8i16(<vscale x 4 x i16>, <vscale x 4 x i16>)
111 declare { <vscale x 8 x i16>, <vscale x 8 x i16> } @llvm.vector.deinterleave2.nxv16i16(<vscale x 16 x i16>)
112 declare <vscale x 16 x i16> @llvm.vector.interleave2.nxv16i16(<vscale x 8 x i16>, <vscale x 8 x i16>)
114 declare { <vscale x 16 x i16>, <vscale x 16 x i16> } @llvm.vector.deinterleave2.nxv32i16(<vscale x 32 x i16>)
115 declare <vscale x 32 x i16> @llvm.vector.interleave2.nxv32i16(<vscale x 16 x i16>, <vscale x 16 x i16>)