1 ; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
3 declare i32 @llvm.AMDGPU.brev(i32) nounwind readnone
5 ; FUNC-LABEL: {{^}}s_brev_i32:
6 ; SI: S_LOAD_DWORD [[VAL:s[0-9]+]],
7 ; SI: S_BREV_B32 [[SRESULT:s[0-9]+]], [[VAL]]
8 ; SI: V_MOV_B32_e32 [[VRESULT:v[0-9]+]], [[SRESULT]]
9 ; SI: BUFFER_STORE_DWORD [[VRESULT]],
11 define void @s_brev_i32(i32 addrspace(1)* noalias %out, i32 %val) nounwind {
12 %ctlz = call i32 @llvm.AMDGPU.brev(i32 %val) nounwind readnone
13 store i32 %ctlz, i32 addrspace(1)* %out, align 4
17 ; FUNC-LABEL: {{^}}v_brev_i32:
18 ; SI: BUFFER_LOAD_DWORD [[VAL:v[0-9]+]],
19 ; SI: V_BFREV_B32_e32 [[RESULT:v[0-9]+]], [[VAL]]
20 ; SI: BUFFER_STORE_DWORD [[RESULT]],
22 define void @v_brev_i32(i32 addrspace(1)* noalias %out, i32 addrspace(1)* noalias %valptr) nounwind {
23 %val = load i32 addrspace(1)* %valptr, align 4
24 %ctlz = call i32 @llvm.AMDGPU.brev(i32 %val) nounwind readnone
25 store i32 %ctlz, i32 addrspace(1)* %out, align 4