1; RUN: llc -O0 -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCNNOOPT -check-prefix=GCN %s
2; RUN: llc -O0 -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-spill-sgpr-to-smem=0 -verify-machineinstrs < %s | FileCheck -check-prefix=GCNNOOPT -check-prefix=GCN %s
3; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCNOPT -check-prefix=GCN %s
4; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCNOPT -check-prefix=GCN %s
5
6; GCN-LABEL: {{^}}test_branch:
7; GCNNOOPT: v_writelane_b32
8; GCNNOOPT: v_writelane_b32
9; GCN: s_cbranch_scc1 [[END:BB[0-9]+_[0-9]+]]
10
11
12; GCN: ; BB#1
13; GCNNOOPT: v_readlane_b32
14; GCNNOOPT: v_readlane_b32
15; GCN: buffer_store_dword
16; GCNOPT-NEXT: s_waitcnt vmcnt(0) expcnt(0)
17; TODO: This waitcnt can be eliminated
18
19; GCN: {{^}}[[END]]:
20; GCN: s_endpgm
21define void @test_branch(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in, i32 %val) #0 {
22  %cmp = icmp ne i32 %val, 0
23  br i1 %cmp, label %store, label %end
24
25store:
26  store i32 222, i32 addrspace(1)* %out
27  ret void
28
29end:
30  ret void
31}
32
33; GCN-LABEL: {{^}}test_brcc_i1:
34; GCN: buffer_load_ubyte
35; GCN: v_and_b32_e32 v{{[0-9]+}}, 1,
36; GCN: v_cmp_eq_u32_e32 vcc,
37; GCN: s_cbranch_vccnz [[END:BB[0-9]+_[0-9]+]]
38
39; GCN: buffer_store_dword
40; GCNOPT-NEXT: s_waitcnt vmcnt(0) expcnt(0)
41; TODO: This waitcnt can be eliminated
42
43; GCN: {{^}}[[END]]:
44; GCN: s_endpgm
45define void @test_brcc_i1(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %in, i1 %val) #0 {
46  %cmp0 = icmp ne i1 %val, 0
47  br i1 %cmp0, label %store, label %end
48
49store:
50  store i32 222, i32 addrspace(1)* %out
51  ret void
52
53end:
54  ret void
55}
56
57attributes #0 = { nounwind }
58