1 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
2 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
4 declare i32 @llvm.amdgcn.sffbh.i32(i32) #1
6 ; GCN-LABEL: {{^}}s_flbit:
7 ; GCN: s_load_dword [[VAL:s[0-9]+]],
8 ; GCN: s_flbit_i32 [[SRESULT:s[0-9]+]], [[VAL]]
9 ; GCN: v_mov_b32_e32 [[VRESULT:v[0-9]+]], [[SRESULT]]
10 ; GCN: buffer_store_dword [[VRESULT]],
11 define amdgpu_kernel void @s_flbit(i32 addrspace(1)* noalias %out, i32 %val) #0 {
12 %r = call i32 @llvm.amdgcn.sffbh.i32(i32 %val)
13 store i32 %r, i32 addrspace(1)* %out, align 4
17 ; GCN-LABEL: {{^}}v_flbit:
18 ; GCN: buffer_load_dword [[VAL:v[0-9]+]],
19 ; GCN: v_ffbh_i32_e32 [[RESULT:v[0-9]+]], [[VAL]]
20 ; GCN: buffer_store_dword [[RESULT]],
21 define amdgpu_kernel void @v_flbit(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %valptr) #0 {
22 %val = load i32, i32 addrspace(1)* %valptr, align 4
23 %r = call i32 @llvm.amdgcn.sffbh.i32(i32 %val)
24 store i32 %r, i32 addrspace(1)* %out, align 4
28 attributes #0 = { nounwind }
29 attributes #1 = { nounwind readnone }