diff options
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU/add_i1.ll')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/add_i1.ll | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/add_i1.ll b/llvm/test/CodeGen/AMDGPU/add_i1.ll index 1f44940018c..fb3b69ca3bd 100644 --- a/llvm/test/CodeGen/AMDGPU/add_i1.ll +++ b/llvm/test/CodeGen/AMDGPU/add_i1.ll @@ -19,3 +19,29 @@ define amdgpu_kernel void @add_var_imm_i1(i1 addrspace(1)* %out, i1 addrspace(1) store i1 %add, i1 addrspace(1)* %out ret void } + +; GCN-LABEL: {{^}}add_i1_cf: +; GCN: v_cmp_ne_u32_e32 vcc, 0, {{v[0-9]+}} +; GCN-NEXT: s_not_b64 s{{\[[0-9]+:[0-9]+\]}}, vcc +define amdgpu_kernel void @add_i1_cf(i1 addrspace(1)* %out, i1 addrspace(1)* %a, i1 addrspace(1)* %b) { +entry: + %tid = call i32 @llvm.amdgcn.workitem.id.x() + %d_cmp = icmp ult i32 %tid, 16 + br i1 %d_cmp, label %if, label %else + +if: + %0 = load volatile i1, i1 addrspace(1)* %a + br label %endif + +else: + %1 = load volatile i1, i1 addrspace(1)* %b + br label %endif + +endif: + %2 = phi i1 [%0, %if], [%1, %else] + %3 = add i1 %2, -1 + store i1 %3, i1 addrspace(1)* %out + ret void +} + +declare i32 @llvm.amdgcn.workitem.id.x() |
