1; RUN:  llc -march=amdgcn -stop-after=amdgpu-isel < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SI %s
2; RUN:  llc -march=amdgcn -mcpu=gfx900 -stop-after=amdgpu-isel < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX900 %s
3
4; FUNC-LABEL: {{^}}uniform_add_SIC:
5; GCN: S_SUB_I32 killed %{{[0-9]+}}, 32
6define amdgpu_kernel void @uniform_add_SIC(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
7  %a = load i32, i32 addrspace(1)* %in
8  %result = add i32 %a, -32
9  store i32 %result, i32 addrspace(1)* %out
10  ret void
11}
12
13; FUNC-LABEL: {{^}}uniform_add_SIC:
14; SI: V_SUB_CO_U32_e64 killed %{{[0-9]+}}, 32
15; GFX900: V_SUB_U32_e64 killed %{{[0-9]+}}, 32
16define amdgpu_kernel void @divergent_add_SIC(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
17  %tid = call i32 @llvm.amdgcn.workitem.id.x()
18  %gep = getelementptr inbounds i32, i32 addrspace(1)* %in, i32 %tid
19  %a = load volatile i32, i32 addrspace(1)* %gep
20  %result = add i32 %a, -32
21  store i32 %result, i32 addrspace(1)* %out
22  ret void
23}
24
25declare i32 @llvm.amdgcn.workitem.id.x() #1
26
27attributes #0 = { nounwind }
28attributes #1 = { nounwind readnone speculatable }
29