1; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
2; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
3; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s
4
5; FUNC-LABEL: {{^}}atomic_sub_local:
6; R600: LDS_SUB *
7; SI: ds_sub_u32
8define void @atomic_sub_local(i32 addrspace(3)* %local) {
9   %unused = atomicrmw volatile sub i32 addrspace(3)* %local, i32 5 seq_cst
10   ret void
11}
12
13; FUNC-LABEL: {{^}}atomic_sub_local_const_offset:
14; R600: LDS_SUB *
15; SI: ds_sub_u32 v{{[0-9]+}}, v{{[0-9]+}} offset:16
16define void @atomic_sub_local_const_offset(i32 addrspace(3)* %local) {
17  %gep = getelementptr i32, i32 addrspace(3)* %local, i32 4
18  %val = atomicrmw volatile sub i32 addrspace(3)* %gep, i32 5 seq_cst
19  ret void
20}
21
22; FUNC-LABEL: {{^}}atomic_sub_ret_local:
23; R600: LDS_SUB_RET *
24; SI: ds_sub_rtn_u32
25define void @atomic_sub_ret_local(i32 addrspace(1)* %out, i32 addrspace(3)* %local) {
26  %val = atomicrmw volatile sub i32 addrspace(3)* %local, i32 5 seq_cst
27  store i32 %val, i32 addrspace(1)* %out
28  ret void
29}
30
31; FUNC-LABEL: {{^}}atomic_sub_ret_local_const_offset:
32; R600: LDS_SUB_RET *
33; SI: ds_sub_rtn_u32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} offset:20
34define void @atomic_sub_ret_local_const_offset(i32 addrspace(1)* %out, i32 addrspace(3)* %local) {
35  %gep = getelementptr i32, i32 addrspace(3)* %local, i32 5
36  %val = atomicrmw volatile sub i32 addrspace(3)* %gep, i32 5 seq_cst
37  store i32 %val, i32 addrspace(1)* %out
38  ret void
39}
40