| Stephen Hines | c6a4f5e | 2014-07-21 00:45:20 -0700 | [diff] [blame^] | 1 | ; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s |
| 2 | |
| 3 | declare i32 @llvm.AMDGPU.brev(i32) nounwind readnone |
| 4 | |
| 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]], |
| 10 | ; SI: S_ENDPGM |
| 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 |
| 14 | ret void |
| 15 | } |
| 16 | |
| 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]], |
| 21 | ; SI: S_ENDPGM |
| 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 |
| 26 | ret void |
| 27 | } |