1; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SICIVI,FUNC %s
2; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SICIVI,FUNC %s
3; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefixes=EG,FUNC %s
4
5; Testing for ds_read/write_128
6; RUN: llc -march=amdgcn -mcpu=tahiti -mattr=+enable-ds128 < %s | FileCheck -check-prefixes=SI,FUNC %s
7; RUN: llc -march=amdgcn -mcpu=tonga -mattr=+enable-ds128 < %s | FileCheck -check-prefixes=CIVI,FUNC %s
8; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=+enable-ds128 < %s | FileCheck -check-prefixes=CIVI,FUNC %s
9
10; FUNC-LABEL: {{^}}load_f32_local:
11; SICIVI: s_mov_b32 m0
12; GFX9-NOT: m0
13; GCN: ds_read_b32
14
15; EG: LDS_READ_RET
16define amdgpu_kernel void @load_f32_local(float addrspace(1)* %out, float addrspace(3)* %in) #0 {
17entry:
18  %tmp0 = load float, float addrspace(3)* %in
19  store float %tmp0, float addrspace(1)* %out
20  ret void
21}
22
23; FUNC-LABEL: {{^}}load_v2f32_local:
24; SICIVI: s_mov_b32 m0
25; GFX9-NOT: m0
26
27; GCN: ds_read_b64
28
29; EG: LDS_READ_RET
30; EG: LDS_READ_RET
31define amdgpu_kernel void @load_v2f32_local(<2 x float> addrspace(1)* %out, <2 x float> addrspace(3)* %in) #0 {
32entry:
33  %tmp0 = load <2 x float>, <2 x float> addrspace(3)* %in
34  store <2 x float> %tmp0, <2 x float> addrspace(1)* %out
35  ret void
36}
37
38; FIXME: should this do a read2_b64?
39; FUNC-LABEL: {{^}}local_load_v3f32:
40; SICIVI: s_mov_b32 m0
41; GFX9-NOT: m0
42
43; GCN-DAG: ds_read_b32 v{{[0-9]+}}, v{{[0-9]+}} offset:8
44; GCN-DAG: ds_read_b64 v{{\[[0-9]+:[0-9]+\]}}, v{{[0-9]+$}}
45; GCN: s_waitcnt
46; GCN-DAG: ds_write_b64
47; GCN-DAG: ds_write_b32 v{{[0-9]+}}, v{{[0-9]+}} offset:8{{$}}
48
49; EG: LDS_READ_RET
50; EG: LDS_READ_RET
51; EG: LDS_READ_RET
52define amdgpu_kernel void @local_load_v3f32(<3 x float> addrspace(3)* %out, <3 x float> addrspace(3)* %in) #0 {
53entry:
54  %tmp0 = load <3 x float>, <3 x float> addrspace(3)* %in
55  store <3 x float> %tmp0, <3 x float> addrspace(3)* %out
56  ret void
57}
58
59; FUNC-LABEL: {{^}}local_load_v4f32:
60; SICIVI: s_mov_b32 m0
61; GFX9-NOT: m0
62
63; GCN: ds_read2_b64
64
65; EG: LDS_READ_RET
66; EG: LDS_READ_RET
67; EG: LDS_READ_RET
68; EG: LDS_READ_RET
69define amdgpu_kernel void @local_load_v4f32(<4 x float> addrspace(3)* %out, <4 x float> addrspace(3)* %in) #0 {
70entry:
71  %tmp0 = load <4 x float>, <4 x float> addrspace(3)* %in
72  store <4 x float> %tmp0, <4 x float> addrspace(3)* %out
73  ret void
74}
75
76; FUNC-LABEL: {{^}}local_load_v8f32:
77; SICIVI: s_mov_b32 m0
78; GFX9-NOT: m0
79
80; GCN: ds_read2_b64
81; GCN: ds_read2_b64
82
83; EG: LDS_READ_RET
84; EG: LDS_READ_RET
85; EG: LDS_READ_RET
86; EG: LDS_READ_RET
87; EG: LDS_READ_RET
88; EG: LDS_READ_RET
89; EG: LDS_READ_RET
90; EG: LDS_READ_RET
91define amdgpu_kernel void @local_load_v8f32(<8 x float> addrspace(3)* %out, <8 x float> addrspace(3)* %in) #0 {
92entry:
93  %tmp0 = load <8 x float>, <8 x float> addrspace(3)* %in
94  store <8 x float> %tmp0, <8 x float> addrspace(3)* %out
95  ret void
96}
97
98; FUNC-LABEL: {{^}}local_load_v16f32:
99; SICIVI: s_mov_b32 m0
100; GFX9-NOT: m0
101
102; GCN: ds_read2_b64
103; GCN: ds_read2_b64
104; GCN: ds_read2_b64
105; GCN: ds_read2_b64
106
107; EG: LDS_READ_RET
108; EG: LDS_READ_RET
109; EG: LDS_READ_RET
110; EG: LDS_READ_RET
111; EG: LDS_READ_RET
112; EG: LDS_READ_RET
113; EG: LDS_READ_RET
114; EG: LDS_READ_RET
115; EG: LDS_READ_RET
116; EG: LDS_READ_RET
117; EG: LDS_READ_RET
118; EG: LDS_READ_RET
119; EG: LDS_READ_RET
120; EG: LDS_READ_RET
121; EG: LDS_READ_RET
122; EG: LDS_READ_RET
123define amdgpu_kernel void @local_load_v16f32(<16 x float> addrspace(3)* %out, <16 x float> addrspace(3)* %in) #0 {
124entry:
125  %tmp0 = load <16 x float>, <16 x float> addrspace(3)* %in
126  store <16 x float> %tmp0, <16 x float> addrspace(3)* %out
127  ret void
128}
129
130; Tests if ds_read/write_b128 gets generated for the 16 byte aligned load.
131; FUNC-LABEL: {{^}}local_v4f32_to_128:
132
133; SI-NOT: ds_read_b128
134; SI-NOT: ds_write_b128
135
136; CIVI: ds_read_b128
137; CIVI: ds_write_b128
138
139; EG: LDS_READ_RET
140; EG: LDS_READ_RET
141; EG: LDS_READ_RET
142; EG: LDS_READ_RET
143define amdgpu_kernel void @local_v4f32_to_128(<4 x float> addrspace(3)* %out, <4 x float> addrspace(3)* %in) {
144  %ld = load <4 x float>, <4 x float> addrspace(3)* %in, align 16
145  store <4 x float> %ld, <4 x float> addrspace(3)* %out, align 16
146  ret void
147}
148
149attributes #0 = { nounwind }
150