1 ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,FUNC %s
2 ; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,FUNC %s
3 ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,FUNC %s
4 ; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,FUNC %s
6 ; FUNC-LABEL: {{^}}atomic_add_ret_gds:
7 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
8 ; GCN-DAG: s_movk_i32 m0, 0x1000
9 ; GCN: ds_add_rtn_u32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
10 define amdgpu_kernel void @atomic_add_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
11 %val = atomicrmw volatile add ptr addrspace(2) %gds, i32 5 acq_rel
12 store i32 %val, ptr addrspace(1) %out
16 ; FUNC-LABEL: {{^}}atomic_add_ret_gds_const_offset:
17 ; GCN: s_movk_i32 m0, 0x80
18 ; GCN: ds_add_rtn_u32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} offset:20 gds
19 define amdgpu_kernel void @atomic_add_ret_gds_const_offset(ptr addrspace(1) %out, ptr addrspace(2) %gds) #0 {
20 %gep = getelementptr i32, ptr addrspace(2) %gds, i32 5
21 %val = atomicrmw volatile add ptr addrspace(2) %gep, i32 5 acq_rel
22 store i32 %val, ptr addrspace(1) %out
26 ; FUNC-LABEL: {{^}}atomic_sub_ret_gds:
27 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
28 ; GCN-DAG: s_movk_i32 m0, 0x1000
29 ; GCN: ds_sub_rtn_u32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
30 define amdgpu_kernel void @atomic_sub_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
31 %val = atomicrmw sub ptr addrspace(2) %gds, i32 5 acq_rel
32 store i32 %val, ptr addrspace(1) %out
36 ; FUNC-LABEL: {{^}}atomic_and_ret_gds:
37 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
38 ; GCN-DAG: s_movk_i32 m0, 0x1000
39 ; GCN: ds_and_rtn_b32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
40 define amdgpu_kernel void @atomic_and_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
41 %val = atomicrmw and ptr addrspace(2) %gds, i32 5 acq_rel
42 store i32 %val, ptr addrspace(1) %out
46 ; FUNC-LABEL: {{^}}atomic_or_ret_gds:
47 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
48 ; GCN-DAG: s_movk_i32 m0, 0x1000
49 ; GCN: ds_or_rtn_b32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
50 define amdgpu_kernel void @atomic_or_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
51 %val = atomicrmw or ptr addrspace(2) %gds, i32 5 acq_rel
52 store i32 %val, ptr addrspace(1) %out
56 ; FUNC-LABEL: {{^}}atomic_xor_ret_gds:
57 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
58 ; GCN-DAG: s_movk_i32 m0, 0x1000
59 ; GCN: ds_xor_rtn_b32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
60 define amdgpu_kernel void @atomic_xor_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
61 %val = atomicrmw xor ptr addrspace(2) %gds, i32 5 acq_rel
62 store i32 %val, ptr addrspace(1) %out
66 ; FUNC-LABEL: {{^}}atomic_umin_ret_gds:
67 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
68 ; GCN-DAG: s_movk_i32 m0, 0x1000
69 ; GCN: ds_min_rtn_u32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
70 define amdgpu_kernel void @atomic_umin_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
71 %val = atomicrmw umin ptr addrspace(2) %gds, i32 5 acq_rel
72 store i32 %val, ptr addrspace(1) %out
76 ; FUNC-LABEL: {{^}}atomic_umax_ret_gds:
77 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
78 ; GCN-DAG: s_movk_i32 m0, 0x1000
79 ; GCN: ds_max_rtn_u32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
80 define amdgpu_kernel void @atomic_umax_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
81 %val = atomicrmw umax ptr addrspace(2) %gds, i32 5 acq_rel
82 store i32 %val, ptr addrspace(1) %out
86 ; FUNC-LABEL: {{^}}atomic_imin_ret_gds:
87 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
88 ; GCN-DAG: s_movk_i32 m0, 0x1000
89 ; GCN: ds_min_rtn_i32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
90 define amdgpu_kernel void @atomic_imin_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
91 %val = atomicrmw min ptr addrspace(2) %gds, i32 5 acq_rel
92 store i32 %val, ptr addrspace(1) %out
96 ; FUNC-LABEL: {{^}}atomic_imax_ret_gds:
97 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
98 ; GCN-DAG: s_movk_i32 m0, 0x1000
99 ; GCN: ds_max_rtn_i32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
100 define amdgpu_kernel void @atomic_imax_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
101 %val = atomicrmw max ptr addrspace(2) %gds, i32 5 acq_rel
102 store i32 %val, ptr addrspace(1) %out
106 ; FUNC-LABEL: {{^}}atomic_xchg_ret_gds:
107 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
108 ; GCN-DAG: s_movk_i32 m0, 0x1000
109 ; GCN: ds_wrxchg_rtn_b32 v{{[0-9]+}}, v[[OFF]], v{{[0-9]+}} gds
110 define amdgpu_kernel void @atomic_xchg_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
111 %val = atomicrmw xchg ptr addrspace(2) %gds, i32 5 acq_rel
112 store i32 %val, ptr addrspace(1) %out
116 ; FUNC-LABEL: {{^}}atomic_cmpxchg_ret_gds:
117 ; GCN-DAG: v_mov_b32_e32 v[[OFF:[0-9]+]], s
118 ; GCN-DAG: s_movk_i32 m0, 0x1000
119 ; GCN: ds_cmpst_rtn_b32 v{{[0-9]+}}, v[[OFF:[0-9]+]], v{{[0-9]+}}, v{{[0-9]+}} gds
120 define amdgpu_kernel void @atomic_cmpxchg_ret_gds(ptr addrspace(1) %out, ptr addrspace(2) %gds) #1 {
121 %val = cmpxchg ptr addrspace(2) %gds, i32 0, i32 1 acquire acquire
122 %x = extractvalue { i32, i1 } %val, 0
123 store i32 %x, ptr addrspace(1) %out
127 attributes #0 = { nounwind "amdgpu-gds-size"="128" }
128 attributes #1 = { nounwind "amdgpu-gds-size"="4096" }