diff options
Diffstat (limited to 'test/CodeGen/R600/atomic_cmp_swap_local.ll')
| -rw-r--r-- | test/CodeGen/R600/atomic_cmp_swap_local.ll | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/test/CodeGen/R600/atomic_cmp_swap_local.ll b/test/CodeGen/R600/atomic_cmp_swap_local.ll new file mode 100644 index 0000000..eb9539e --- /dev/null +++ b/test/CodeGen/R600/atomic_cmp_swap_local.ll @@ -0,0 +1,37 @@ +; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s + +; FUNC-LABEL: @lds_atomic_cmpxchg_ret_i32_offset: +; SI: S_LOAD_DWORD [[SWAP:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xc +; SI: S_LOAD_DWORD [[PTR:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xb +; SI-DAG: V_MOV_B32_e32 [[VCMP:v[0-9]+]], 7 +; SI-DAG: V_MOV_B32_e32 [[VPTR:v[0-9]+]], [[PTR]] +; SI-DAG: V_MOV_B32_e32 [[VSWAP:v[0-9]+]], [[SWAP]] +; SI: DS_CMPST_RTN_B32 [[RESULT:v[0-9]+]], [[VPTR]], [[VCMP]], [[VSWAP]], 0x10, [M0] +; SI: S_ENDPGM +define void @lds_atomic_cmpxchg_ret_i32_offset(i32 addrspace(1)* %out, i32 addrspace(3)* %ptr, i32 %swap) nounwind { + %gep = getelementptr i32 addrspace(3)* %ptr, i32 4 + %pair = cmpxchg i32 addrspace(3)* %gep, i32 7, i32 %swap seq_cst monotonic + %result = extractvalue { i32, i1 } %pair, 0 + store i32 %result, i32 addrspace(1)* %out, align 4 + ret void +} + +; FUNC-LABEL: @lds_atomic_cmpxchg_ret_i64_offset: +; SI: S_LOAD_DWORDX2 s{{\[}}[[LOSWAP:[0-9]+]]:[[HISWAP:[0-9]+]]{{\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0xd +; SI: S_LOAD_DWORD [[PTR:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xb +; SI: S_MOV_B64 s{{\[}}[[LOSCMP:[0-9]+]]:[[HISCMP:[0-9]+]]{{\]}}, 7 +; SI-DAG: V_MOV_B32_e32 v[[LOVCMP:[0-9]+]], s[[LOSCMP]] +; SI-DAG: V_MOV_B32_e32 v[[HIVCMP:[0-9]+]], s[[HISCMP]] +; SI-DAG: V_MOV_B32_e32 [[VPTR:v[0-9]+]], [[PTR]] +; SI-DAG: V_MOV_B32_e32 v[[LOSWAPV:[0-9]+]], s[[LOSWAP]] +; SI-DAG: V_MOV_B32_e32 v[[HISWAPV:[0-9]+]], s[[HISWAP]] +; SI: DS_CMPST_RTN_B64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[VPTR]], v{{\[}}[[LOVCMP]]:[[HIVCMP]]{{\]}}, v{{\[}}[[LOSWAPV]]:[[HISWAPV]]{{\]}}, 0x20, [M0] +; SI: BUFFER_STORE_DWORDX2 [[RESULT]], +; SI: S_ENDPGM +define void @lds_atomic_cmpxchg_ret_i64_offset(i64 addrspace(1)* %out, i64 addrspace(3)* %ptr, i64 %swap) nounwind { + %gep = getelementptr i64 addrspace(3)* %ptr, i32 4 + %pair = cmpxchg i64 addrspace(3)* %gep, i64 7, i64 %swap seq_cst monotonic + %result = extractvalue { i64, i1 } %pair, 0 + store i64 %result, i64 addrspace(1)* %out, align 8 + ret void +} |