xref: /llvm-project/llvm/test/CodeGen/AArch64/aarch64-bf16-dotprod-intrinsics.ll (revision ebbfdca586d5543c13617b15d0cdf5b7fdc4fd4a) 
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple aarch64  -mattr=+bf16 %s -o - | FileCheck %s
3
4define <2 x float> @test_vbfdot_f32(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %b) {
5; CHECK-LABEL: test_vbfdot_f32:
6; CHECK:       // %bb.0: // %entry
7; CHECK-NEXT:    bfdot v0.2s, v1.4h, v2.4h
8; CHECK-NEXT:    ret
9entry:
10  %vbfdot3.i = call <2 x float> @llvm.aarch64.neon.bfdot.v2f32.v4bf16(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %b)
11  ret <2 x float> %vbfdot3.i
12}
13
14define <4 x float> @test_vbfdotq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
15; CHECK-LABEL: test_vbfdotq_f32:
16; CHECK:       // %bb.0: // %entry
17; CHECK-NEXT:    bfdot v0.4s, v1.8h, v2.8h
18; CHECK-NEXT:    ret
19entry:
20  %vbfdot3.i = call <4 x float> @llvm.aarch64.neon.bfdot.v4f32.v8bf16(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b)
21  ret <4 x float> %vbfdot3.i
22}
23
24define <2 x float> @test_vbfdot_lane_f32(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %b) {
25; CHECK-LABEL: test_vbfdot_lane_f32:
26; CHECK:       // %bb.0: // %entry
27; CHECK-NEXT:    // kill: def $d2 killed $d2 def $q2
28; CHECK-NEXT:    bfdot v0.2s, v1.4h, v2.2h[0]
29; CHECK-NEXT:    ret
30entry:
31  %.cast = bitcast <4 x bfloat> %b to <2 x float>
32  %lane = shufflevector <2 x float> %.cast, <2 x float> undef, <2 x i32> zeroinitializer
33  %.cast1 = bitcast <2 x float> %lane to <4 x bfloat>
34  %vbfdot3.i = call <2 x float> @llvm.aarch64.neon.bfdot.v2f32.v4bf16(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %.cast1)
35  ret <2 x float> %vbfdot3.i
36}
37
38define <4 x float> @test_vbfdotq_laneq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
39; CHECK-LABEL: test_vbfdotq_laneq_f32:
40; CHECK:       // %bb.0: // %entry
41; CHECK-NEXT:    bfdot v0.4s, v1.8h, v2.2h[3]
42; CHECK-NEXT:    ret
43entry:
44  %.cast = bitcast <8 x bfloat> %b to <4 x float>
45  %lane = shufflevector <4 x float> %.cast, <4 x float> undef, <4 x i32> <i32 3, i32 3, i32 3, i32 3>
46  %.cast1 = bitcast <4 x float> %lane to <8 x bfloat>
47  %vbfdot3.i = call <4 x float> @llvm.aarch64.neon.bfdot.v4f32.v8bf16(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %.cast1)
48  ret <4 x float> %vbfdot3.i
49}
50
51define <2 x float> @test_vbfdot_laneq_f32(<2 x float> %r, <4 x bfloat> %a, <8 x bfloat> %b) {
52; CHECK-LABEL: test_vbfdot_laneq_f32:
53; CHECK:       // %bb.0: // %entry
54; CHECK-NEXT:    bfdot v0.2s, v1.4h, v2.2h[3]
55; CHECK-NEXT:    ret
56entry:
57  %.cast = bitcast <8 x bfloat> %b to <4 x float>
58  %lane = shufflevector <4 x float> %.cast, <4 x float> undef, <2 x i32> <i32 3, i32 3>
59  %.cast1 = bitcast <2 x float> %lane to <4 x bfloat>
60  %vbfdot3.i = call <2 x float> @llvm.aarch64.neon.bfdot.v2f32.v4bf16(<2 x float> %r, <4 x bfloat> %a, <4 x bfloat> %.cast1)
61  ret <2 x float> %vbfdot3.i
62}
63
64define <4 x float> @test_vbfdotq_lane_f32(<4 x float> %r, <8 x bfloat> %a, <4 x bfloat> %b) {
65; CHECK-LABEL: test_vbfdotq_lane_f32:
66; CHECK:       // %bb.0: // %entry
67; CHECK-NEXT:    // kill: def $d2 killed $d2 def $q2
68; CHECK-NEXT:    bfdot v0.4s, v1.8h, v2.2h[0]
69; CHECK-NEXT:    ret
70entry:
71  %.cast = bitcast <4 x bfloat> %b to <2 x float>
72  %lane = shufflevector <2 x float> %.cast, <2 x float> undef, <4 x i32> zeroinitializer
73  %.cast1 = bitcast <4 x float> %lane to <8 x bfloat>
74  %vbfdot3.i = call <4 x float> @llvm.aarch64.neon.bfdot.v4f32.v8bf16(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %.cast1)
75  ret <4 x float> %vbfdot3.i
76}
77
78define <4 x float> @test_vbfmmlaq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
79; CHECK-LABEL: test_vbfmmlaq_f32:
80; CHECK:       // %bb.0: // %entry
81; CHECK-NEXT:    bfmmla v0.4s, v1.8h, v2.8h
82; CHECK-NEXT:    ret
83entry:
84  %vbfmmlaq_v3.i = call <4 x float> @llvm.aarch64.neon.bfmmla(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b)
85  ret <4 x float> %vbfmmlaq_v3.i
86}
87
88define <4 x float> @test_vbfmlalbq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
89; CHECK-LABEL: test_vbfmlalbq_f32:
90; CHECK:       // %bb.0: // %entry
91; CHECK-NEXT:    bfmlalb v0.4s, v1.8h, v2.8h
92; CHECK-NEXT:    ret
93entry:
94  %vbfmlalbq_v3.i = call <4 x float> @llvm.aarch64.neon.bfmlalb(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b)
95  ret <4 x float> %vbfmlalbq_v3.i
96}
97
98define <4 x float> @test_vbfmlaltq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
99; CHECK-LABEL: test_vbfmlaltq_f32:
100; CHECK:       // %bb.0: // %entry
101; CHECK-NEXT:    bfmlalt v0.4s, v1.8h, v2.8h
102; CHECK-NEXT:    ret
103entry:
104  %vbfmlaltq_v3.i = call <4 x float> @llvm.aarch64.neon.bfmlalt(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b)
105  ret <4 x float> %vbfmlaltq_v3.i
106}
107
108define <4 x float> @test_vbfmlalbq_lane_f32(<4 x float> %r, <8 x bfloat> %a, <4 x bfloat> %b) {
109; CHECK-LABEL: test_vbfmlalbq_lane_f32:
110; CHECK:       // %bb.0: // %entry
111; CHECK-NEXT:    // kill: def $d2 killed $d2 def $q2
112; CHECK-NEXT:    bfmlalb v0.4s, v1.8h, v2.h[0]
113; CHECK-NEXT:    ret
114entry:
115  %vecinit35 = shufflevector <4 x bfloat> %b, <4 x bfloat> undef, <8 x i32> zeroinitializer
116  %vbfmlalbq_v3.i = call <4 x float> @llvm.aarch64.neon.bfmlalb(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %vecinit35)
117  ret <4 x float> %vbfmlalbq_v3.i
118}
119
120define <4 x float> @test_vbfmlalbq_laneq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
121; CHECK-LABEL: test_vbfmlalbq_laneq_f32:
122; CHECK:       // %bb.0: // %entry
123; CHECK-NEXT:    bfmlalb v0.4s, v1.8h, v2.h[3]
124; CHECK-NEXT:    ret
125entry:
126  %vecinit35 = shufflevector <8 x bfloat> %b, <8 x bfloat> undef, <8 x i32> <i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
127  %vbfmlalbq_v3.i = call <4 x float> @llvm.aarch64.neon.bfmlalb(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %vecinit35)
128  ret <4 x float> %vbfmlalbq_v3.i
129}
130
131define <4 x float> @test_vbfmlaltq_lane_f32(<4 x float> %r, <8 x bfloat> %a, <4 x bfloat> %b) {
132; CHECK-LABEL: test_vbfmlaltq_lane_f32:
133; CHECK:       // %bb.0: // %entry
134; CHECK-NEXT:    // kill: def $d2 killed $d2 def $q2
135; CHECK-NEXT:    bfmlalt v0.4s, v1.8h, v2.h[0]
136; CHECK-NEXT:    ret
137entry:
138  %vecinit35 = shufflevector <4 x bfloat> %b, <4 x bfloat> undef, <8 x i32> zeroinitializer
139  %vbfmlaltq_v3.i = call <4 x float> @llvm.aarch64.neon.bfmlalt(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %vecinit35)
140  ret <4 x float> %vbfmlaltq_v3.i
141}
142
143define <4 x float> @test_vbfmlaltq_laneq_f32(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %b) {
144; CHECK-LABEL: test_vbfmlaltq_laneq_f32:
145; CHECK:       // %bb.0: // %entry
146; CHECK-NEXT:    bfmlalt v0.4s, v1.8h, v2.h[3]
147; CHECK-NEXT:    ret
148entry:
149  %vecinit35 = shufflevector <8 x bfloat> %b, <8 x bfloat> undef, <8 x i32> <i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3>
150  %vbfmlaltq_v3.i = call <4 x float> @llvm.aarch64.neon.bfmlalt(<4 x float> %r, <8 x bfloat> %a, <8 x bfloat> %vecinit35)
151  ret <4 x float> %vbfmlaltq_v3.i
152}
153
154declare <2 x float> @llvm.aarch64.neon.bfdot.v2f32.v4bf16(<2 x float>, <4 x bfloat>, <4 x bfloat>)
155declare <4 x float> @llvm.aarch64.neon.bfdot.v4f32.v8bf16(<4 x float>, <8 x bfloat>, <8 x bfloat>)
156declare <4 x float> @llvm.aarch64.neon.bfmmla(<4 x float>, <8 x bfloat>, <8 x bfloat>)
157declare <4 x float> @llvm.aarch64.neon.bfmlalb(<4 x float>, <8 x bfloat>, <8 x bfloat>)
158declare <4 x float> @llvm.aarch64.neon.bfmlalt(<4 x float>, <8 x bfloat>, <8 x bfloat>)
159