1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s --mattr=+sve -o - | FileCheck %s
4 target triple = "aarch64"
6 ; Expected to transform
7 define <vscale x 4 x float> @complex_add_v4f32(<vscale x 4 x float> %a, <vscale x 4 x float> %b) {
8 ; CHECK-LABEL: complex_add_v4f32:
9 ; CHECK: // %bb.0: // %entry
10 ; CHECK-NEXT: ptrue p0.s
11 ; CHECK-NEXT: fcadd z1.s, p0/m, z1.s, z0.s, #90
12 ; CHECK-NEXT: mov z0.d, z1.d
15 %a.deinterleaved = tail call { <vscale x 2 x float>, <vscale x 2 x float> } @llvm.vector.deinterleave2.nxv4f32(<vscale x 4 x float> %a)
16 %a.real = extractvalue { <vscale x 2 x float>, <vscale x 2 x float> } %a.deinterleaved, 0
17 %a.imag = extractvalue { <vscale x 2 x float>, <vscale x 2 x float> } %a.deinterleaved, 1
18 %b.deinterleaved = tail call { <vscale x 2 x float>, <vscale x 2 x float> } @llvm.vector.deinterleave2.nxv4f32(<vscale x 4 x float> %b)
19 %b.real = extractvalue { <vscale x 2 x float>, <vscale x 2 x float> } %b.deinterleaved, 0
20 %b.imag = extractvalue { <vscale x 2 x float>, <vscale x 2 x float> } %b.deinterleaved, 1
21 %0 = fsub fast <vscale x 2 x float> %b.real, %a.imag
22 %1 = fadd fast <vscale x 2 x float> %b.imag, %a.real
23 %interleaved.vec = tail call <vscale x 4 x float> @llvm.vector.interleave2.nxv4f32(<vscale x 2 x float> %0, <vscale x 2 x float> %1)
24 ret <vscale x 4 x float> %interleaved.vec
27 ; Expected to transform
28 define <vscale x 8 x float> @complex_add_v8f32(<vscale x 8 x float> %a, <vscale x 8 x float> %b) {
29 ; CHECK-LABEL: complex_add_v8f32:
30 ; CHECK: // %bb.0: // %entry
31 ; CHECK-NEXT: ptrue p0.s
32 ; CHECK-NEXT: fcadd z2.s, p0/m, z2.s, z0.s, #90
33 ; CHECK-NEXT: fcadd z3.s, p0/m, z3.s, z1.s, #90
34 ; CHECK-NEXT: mov z0.d, z2.d
35 ; CHECK-NEXT: mov z1.d, z3.d
38 %a.deinterleaved = tail call { <vscale x 4 x float>, <vscale x 4 x float> } @llvm.vector.deinterleave2.nxv8f32(<vscale x 8 x float> %a)
39 %a.real = extractvalue { <vscale x 4 x float>, <vscale x 4 x float> } %a.deinterleaved, 0
40 %a.imag = extractvalue { <vscale x 4 x float>, <vscale x 4 x float> } %a.deinterleaved, 1
41 %b.deinterleaved = tail call { <vscale x 4 x float>, <vscale x 4 x float> } @llvm.vector.deinterleave2.nxv8f32(<vscale x 8 x float> %b)
42 %b.real = extractvalue { <vscale x 4 x float>, <vscale x 4 x float> } %b.deinterleaved, 0
43 %b.imag = extractvalue { <vscale x 4 x float>, <vscale x 4 x float> } %b.deinterleaved, 1
44 %0 = fsub fast <vscale x 4 x float> %b.real, %a.imag
45 %1 = fadd fast <vscale x 4 x float> %b.imag, %a.real
46 %interleaved.vec = tail call <vscale x 8 x float> @llvm.vector.interleave2.nxv8f32(<vscale x 4 x float> %0, <vscale x 4 x float> %1)
47 ret <vscale x 8 x float> %interleaved.vec
49 ; Expected to transform
50 define <vscale x 16 x float> @complex_add_v16f32(<vscale x 16 x float> %a, <vscale x 16 x float> %b) {
51 ; CHECK-LABEL: complex_add_v16f32:
52 ; CHECK: // %bb.0: // %entry
53 ; CHECK-NEXT: ptrue p0.s
54 ; CHECK-NEXT: fcadd z4.s, p0/m, z4.s, z0.s, #90
55 ; CHECK-NEXT: fcadd z5.s, p0/m, z5.s, z1.s, #90
56 ; CHECK-NEXT: fcadd z6.s, p0/m, z6.s, z2.s, #90
57 ; CHECK-NEXT: fcadd z7.s, p0/m, z7.s, z3.s, #90
58 ; CHECK-NEXT: mov z0.d, z4.d
59 ; CHECK-NEXT: mov z1.d, z5.d
60 ; CHECK-NEXT: mov z2.d, z6.d
61 ; CHECK-NEXT: mov z3.d, z7.d
64 %a.deinterleaved = tail call { <vscale x 8 x float>, <vscale x 8 x float> } @llvm.vector.deinterleave2.nxv16f32(<vscale x 16 x float> %a)
65 %a.real = extractvalue { <vscale x 8 x float>, <vscale x 8 x float> } %a.deinterleaved, 0
66 %a.imag = extractvalue { <vscale x 8 x float>, <vscale x 8 x float> } %a.deinterleaved, 1
67 %b.deinterleaved = tail call { <vscale x 8 x float>, <vscale x 8 x float> } @llvm.vector.deinterleave2.nxv16f32(<vscale x 16 x float> %b)
68 %b.real = extractvalue { <vscale x 8 x float>, <vscale x 8 x float> } %b.deinterleaved, 0
69 %b.imag = extractvalue { <vscale x 8 x float>, <vscale x 8 x float> } %b.deinterleaved, 1
70 %0 = fsub fast <vscale x 8 x float> %b.real, %a.imag
71 %1 = fadd fast <vscale x 8 x float> %b.imag, %a.real
72 %interleaved.vec = tail call <vscale x 16 x float> @llvm.vector.interleave2.nxv16f32(<vscale x 8 x float> %0, <vscale x 8 x float> %1)
73 ret <vscale x 16 x float> %interleaved.vec
76 declare { <vscale x 2 x float>, <vscale x 2 x float> } @llvm.vector.deinterleave2.nxv4f32(<vscale x 4 x float>)
77 declare <vscale x 4 x float> @llvm.vector.interleave2.nxv4f32(<vscale x 2 x float>, <vscale x 2 x float>)
79 declare { <vscale x 4 x float>, <vscale x 4 x float> } @llvm.vector.deinterleave2.nxv8f32(<vscale x 8 x float>)
80 declare <vscale x 8 x float> @llvm.vector.interleave2.nxv8f32(<vscale x 4 x float>, <vscale x 4 x float>)
82 declare { <vscale x 8 x float>, <vscale x 8 x float> } @llvm.vector.deinterleave2.nxv16f32(<vscale x 16 x float>)
83 declare <vscale x 16 x float> @llvm.vector.interleave2.nxv16f32(<vscale x 8 x float>, <vscale x 8 x float>)