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1; RUN: opt  -mtriple amdgcn-unknown-amdhsa -amdgpu-use-legacy-divergence-analysis -analyze -divergence %s | FileCheck %s
2
3declare i32 @llvm.amdgcn.workitem.id.x() #0
4declare i32 @llvm.amdgcn.workitem.id.y() #0
5declare i32 @llvm.amdgcn.workitem.id.z() #0
6declare i32 @llvm.amdgcn.mbcnt.lo(i32, i32) #0
7declare i32 @llvm.amdgcn.mbcnt.hi(i32, i32) #0
8
9; CHECK: DIVERGENT:  %id.x = call i32 @llvm.amdgcn.workitem.id.x()
10define amdgpu_kernel void @workitem_id_x() #1 {
11  %id.x = call i32 @llvm.amdgcn.workitem.id.x()
12  store volatile i32 %id.x, i32 addrspace(1)* undef
13  ret void
14}
15
16; CHECK: DIVERGENT:  %id.y = call i32 @llvm.amdgcn.workitem.id.y()
17define amdgpu_kernel void @workitem_id_y() #1 {
18  %id.y = call i32 @llvm.amdgcn.workitem.id.y()
19  store volatile i32 %id.y, i32 addrspace(1)* undef
20  ret void
21}
22
23; CHECK: DIVERGENT:  %id.z = call i32 @llvm.amdgcn.workitem.id.z()
24define amdgpu_kernel void @workitem_id_z() #1 {
25  %id.z = call i32 @llvm.amdgcn.workitem.id.z()
26  store volatile i32 %id.z, i32 addrspace(1)* undef
27  ret void
28}
29
30; CHECK: DIVERGENT:  %mbcnt.lo = call i32 @llvm.amdgcn.mbcnt.lo(i32 0, i32 0)
31define amdgpu_kernel void @mbcnt_lo() #1 {
32  %mbcnt.lo = call i32 @llvm.amdgcn.mbcnt.lo(i32 0, i32 0)
33  store volatile i32 %mbcnt.lo, i32 addrspace(1)* undef
34  ret void
35}
36
37; CHECK: DIVERGENT:  %mbcnt.hi = call i32 @llvm.amdgcn.mbcnt.hi(i32 0, i32 0)
38define amdgpu_kernel void @mbcnt_hi() #1 {
39  %mbcnt.hi = call i32 @llvm.amdgcn.mbcnt.hi(i32 0, i32 0)
40  store volatile i32 %mbcnt.hi, i32 addrspace(1)* undef
41  ret void
42}
43
44attributes #0 = { nounwind readnone }
45attributes #1 = { nounwind }
46