xref: /llvm-project/llvm/test/CodeGen/AArch64/complex-deinterleaving-f16-mul-scalable.ll (revision 643c38333fc1b1e7e705e6e1035c595bbd95bc74) 
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s --mattr=+sve -o - | FileCheck %s
3
4target triple = "aarch64"
5
6; Expected to transform
7define <vscale x 4 x half> @complex_mul_v4f16(<vscale x 4 x half> %a, <vscale x 4 x half> %b) {
8; CHECK-LABEL: complex_mul_v4f16:
9; CHECK:       // %bb.0: // %entry
10; CHECK-NEXT:    uzp2 z2.s, z0.s, z0.s
11; CHECK-NEXT:    uzp1 z0.s, z0.s, z0.s
12; CHECK-NEXT:    ptrue p0.d
13; CHECK-NEXT:    uzp2 z3.s, z1.s, z0.s
14; CHECK-NEXT:    uunpklo z0.d, z0.s
15; CHECK-NEXT:    uunpklo z2.d, z2.s
16; CHECK-NEXT:    uunpklo z3.d, z3.s
17; CHECK-NEXT:    uzp1 z1.s, z1.s, z0.s
18; CHECK-NEXT:    uunpklo z1.d, z1.s
19; CHECK-NEXT:    movprfx z4, z3
20; CHECK-NEXT:    fmul z4.h, p0/m, z4.h, z0.h
21; CHECK-NEXT:    fmul z3.h, p0/m, z3.h, z2.h
22; CHECK-NEXT:    fmad z2.h, p0/m, z1.h, z4.h
23; CHECK-NEXT:    fnmsb z0.h, p0/m, z1.h, z3.h
24; CHECK-NEXT:    zip2 z1.d, z0.d, z2.d
25; CHECK-NEXT:    zip1 z0.d, z0.d, z2.d
26; CHECK-NEXT:    uzp1 z0.s, z0.s, z1.s
27; CHECK-NEXT:    ret
28entry:
29  %a.deinterleaved = tail call { <vscale x 2 x half>, <vscale x 2 x half> } @llvm.vector.deinterleave2.nxv4f16(<vscale x 4 x half> %a)
30  %a.real = extractvalue { <vscale x 2 x half>, <vscale x 2 x half> } %a.deinterleaved, 0
31  %a.imag = extractvalue { <vscale x 2 x half>, <vscale x 2 x half> } %a.deinterleaved, 1
32  %b.deinterleaved = tail call { <vscale x 2 x half>, <vscale x 2 x half> } @llvm.vector.deinterleave2.nxv4f16(<vscale x 4 x half> %b)
33  %b.real = extractvalue { <vscale x 2 x half>, <vscale x 2 x half> } %b.deinterleaved, 0
34  %b.imag = extractvalue { <vscale x 2 x half>, <vscale x 2 x half> } %b.deinterleaved, 1
35  %0 = fmul fast <vscale x 2 x half> %b.imag, %a.real
36  %1 = fmul fast <vscale x 2 x half> %b.real, %a.imag
37  %2 = fadd fast <vscale x 2 x half> %1, %0
38  %3 = fmul fast <vscale x 2 x half> %b.real, %a.real
39  %4 = fmul fast <vscale x 2 x half> %a.imag, %b.imag
40  %5 = fsub fast <vscale x 2 x half> %3, %4
41  %interleaved.vec = tail call <vscale x 4 x half> @llvm.vector.interleave2.nxv4f16(<vscale x 2 x half> %5, <vscale x 2 x half> %2)
42  ret <vscale x 4 x half> %interleaved.vec
43}
44
45; Expected to transform
46define <vscale x 8 x half> @complex_mul_v8f16(<vscale x 8 x half> %a, <vscale x 8 x half> %b) {
47; CHECK-LABEL: complex_mul_v8f16:
48; CHECK:       // %bb.0: // %entry
49; CHECK-NEXT:    mov z2.h, #0 // =0x0
50; CHECK-NEXT:    ptrue p0.h
51; CHECK-NEXT:    fcmla z2.h, p0/m, z1.h, z0.h, #0
52; CHECK-NEXT:    fcmla z2.h, p0/m, z1.h, z0.h, #90
53; CHECK-NEXT:    mov z0.d, z2.d
54; CHECK-NEXT:    ret
55entry:
56  %a.deinterleaved = tail call { <vscale x 4 x half>, <vscale x 4 x half> } @llvm.vector.deinterleave2.nxv8f16(<vscale x 8 x half> %a)
57  %a.real = extractvalue { <vscale x 4 x half>, <vscale x 4 x half> } %a.deinterleaved, 0
58  %a.imag = extractvalue { <vscale x 4 x half>, <vscale x 4 x half> } %a.deinterleaved, 1
59  %b.deinterleaved = tail call { <vscale x 4 x half>, <vscale x 4 x half> } @llvm.vector.deinterleave2.nxv8f16(<vscale x 8 x half> %b)
60  %b.real = extractvalue { <vscale x 4 x half>, <vscale x 4 x half> } %b.deinterleaved, 0
61  %b.imag = extractvalue { <vscale x 4 x half>, <vscale x 4 x half> } %b.deinterleaved, 1
62  %0 = fmul fast <vscale x 4 x half> %b.imag, %a.real
63  %1 = fmul fast <vscale x 4 x half> %b.real, %a.imag
64  %2 = fadd fast <vscale x 4 x half> %1, %0
65  %3 = fmul fast <vscale x 4 x half> %b.real, %a.real
66  %4 = fmul fast <vscale x 4 x half> %a.imag, %b.imag
67  %5 = fsub fast <vscale x 4 x half> %3, %4
68  %interleaved.vec = tail call <vscale x 8 x half> @llvm.vector.interleave2.nxv8f16(<vscale x 4 x half> %5, <vscale x 4 x half> %2)
69  ret <vscale x 8 x half> %interleaved.vec
70}
71; Expected to transform
72define <vscale x 16 x half> @complex_mul_v16f16(<vscale x 16 x half> %a, <vscale x 16 x half> %b) {
73; CHECK-LABEL: complex_mul_v16f16:
74; CHECK:       // %bb.0: // %entry
75; CHECK-NEXT:    mov z4.h, #0 // =0x0
76; CHECK-NEXT:    ptrue p0.h
77; CHECK-NEXT:    mov z5.d, z4.d
78; CHECK-NEXT:    fcmla z4.h, p0/m, z3.h, z1.h, #0
79; CHECK-NEXT:    fcmla z5.h, p0/m, z2.h, z0.h, #0
80; CHECK-NEXT:    fcmla z4.h, p0/m, z3.h, z1.h, #90
81; CHECK-NEXT:    fcmla z5.h, p0/m, z2.h, z0.h, #90
82; CHECK-NEXT:    mov z1.d, z4.d
83; CHECK-NEXT:    mov z0.d, z5.d
84; CHECK-NEXT:    ret
85entry:
86  %a.deinterleaved = tail call { <vscale x 8 x half>, <vscale x 8 x half> } @llvm.vector.deinterleave2.nxv16f16(<vscale x 16 x half> %a)
87  %a.real = extractvalue { <vscale x 8 x half>, <vscale x 8 x half> } %a.deinterleaved, 0
88  %a.imag = extractvalue { <vscale x 8 x half>, <vscale x 8 x half> } %a.deinterleaved, 1
89  %b.deinterleaved = tail call { <vscale x 8 x half>, <vscale x 8 x half> } @llvm.vector.deinterleave2.nxv16f16(<vscale x 16 x half> %b)
90  %b.real = extractvalue { <vscale x 8 x half>, <vscale x 8 x half> } %b.deinterleaved, 0
91  %b.imag = extractvalue { <vscale x 8 x half>, <vscale x 8 x half> } %b.deinterleaved, 1
92  %0 = fmul fast <vscale x 8 x half> %b.imag, %a.real
93  %1 = fmul fast <vscale x 8 x half> %b.real, %a.imag
94  %2 = fadd fast <vscale x 8 x half> %1, %0
95  %3 = fmul fast <vscale x 8 x half> %b.real, %a.real
96  %4 = fmul fast <vscale x 8 x half> %a.imag, %b.imag
97  %5 = fsub fast <vscale x 8 x half> %3, %4
98  %interleaved.vec = tail call <vscale x 16 x half> @llvm.vector.interleave2.nxv16f16(<vscale x 8 x half> %5, <vscale x 8 x half> %2)
99  ret <vscale x 16 x half> %interleaved.vec
100}
101
102; Expected to transform
103define <vscale x 32 x half> @complex_mul_v32f16(<vscale x 32 x half> %a, <vscale x 32 x half> %b) {
104; CHECK-LABEL: complex_mul_v32f16:
105; CHECK:       // %bb.0: // %entry
106; CHECK-NEXT:    mov z24.h, #0 // =0x0
107; CHECK-NEXT:    ptrue p0.h
108; CHECK-NEXT:    mov z25.d, z24.d
109; CHECK-NEXT:    mov z26.d, z24.d
110; CHECK-NEXT:    mov z27.d, z24.d
111; CHECK-NEXT:    fcmla z24.h, p0/m, z7.h, z3.h, #0
112; CHECK-NEXT:    fcmla z25.h, p0/m, z4.h, z0.h, #0
113; CHECK-NEXT:    fcmla z26.h, p0/m, z5.h, z1.h, #0
114; CHECK-NEXT:    fcmla z27.h, p0/m, z6.h, z2.h, #0
115; CHECK-NEXT:    fcmla z24.h, p0/m, z7.h, z3.h, #90
116; CHECK-NEXT:    fcmla z25.h, p0/m, z4.h, z0.h, #90
117; CHECK-NEXT:    fcmla z26.h, p0/m, z5.h, z1.h, #90
118; CHECK-NEXT:    fcmla z27.h, p0/m, z6.h, z2.h, #90
119; CHECK-NEXT:    mov z3.d, z24.d
120; CHECK-NEXT:    mov z0.d, z25.d
121; CHECK-NEXT:    mov z1.d, z26.d
122; CHECK-NEXT:    mov z2.d, z27.d
123; CHECK-NEXT:    ret
124entry:
125  %a.deinterleaved = tail call { <vscale x 16 x half>, <vscale x 16 x half> } @llvm.vector.deinterleave2.nxv32f16(<vscale x 32 x half> %a)
126  %a.real = extractvalue { <vscale x 16 x half>, <vscale x 16 x half> } %a.deinterleaved, 0
127  %a.imag = extractvalue { <vscale x 16 x half>, <vscale x 16 x half> } %a.deinterleaved, 1
128  %b.deinterleaved = tail call { <vscale x 16 x half>, <vscale x 16 x half> } @llvm.vector.deinterleave2.nxv32f16(<vscale x 32 x half> %b)
129  %b.real = extractvalue { <vscale x 16 x half>, <vscale x 16 x half> } %b.deinterleaved, 0
130  %b.imag = extractvalue { <vscale x 16 x half>, <vscale x 16 x half> } %b.deinterleaved, 1
131  %0 = fmul fast <vscale x 16 x half> %b.imag, %a.real
132  %1 = fmul fast <vscale x 16 x half> %b.real, %a.imag
133  %2 = fadd fast <vscale x 16 x half> %1, %0
134  %3 = fmul fast <vscale x 16 x half> %b.real, %a.real
135  %4 = fmul fast <vscale x 16 x half> %a.imag, %b.imag
136  %5 = fsub fast <vscale x 16 x half> %3, %4
137  %interleaved.vec = tail call <vscale x 32 x half> @llvm.vector.interleave2.nxv32f16(<vscale x 16 x half> %5, <vscale x 16 x half> %2)
138  ret <vscale x 32 x half> %interleaved.vec
139}
140
141declare { <vscale x 2 x half>, <vscale x 2 x half> } @llvm.vector.deinterleave2.nxv4f16(<vscale x 4 x half>)
142declare <vscale x 4 x half> @llvm.vector.interleave2.nxv4f16(<vscale x 2 x half>, <vscale x 2 x half>)
143
144declare { <vscale x 4 x half>, <vscale x 4 x half> } @llvm.vector.deinterleave2.nxv8f16(<vscale x 8 x half>)
145declare <vscale x 8 x half> @llvm.vector.interleave2.nxv8f16(<vscale x 4 x half>, <vscale x 4 x half>)
146
147declare { <vscale x 8 x half>, <vscale x 8 x half> } @llvm.vector.deinterleave2.nxv16f16(<vscale x 16 x half>)
148declare <vscale x 16 x half> @llvm.vector.interleave2.nxv16f16(<vscale x 8 x half>, <vscale x 8 x half>)
149
150declare { <vscale x 16 x half>, <vscale x 16 x half> } @llvm.vector.deinterleave2.nxv32f16(<vscale x 32 x half>)
151declare <vscale x 32 x half> @llvm.vector.interleave2.nxv32f16(<vscale x 16 x half>, <vscale x 16 x half>)
152
153
154