forked from OSchip/llvm-project
17 lines
851 B
LLVM
17 lines
851 B
LLVM
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; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; FUNC-LABEL: @lds_atomic_cmpxchg_ret_i32_offset:
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; SI: S_LOAD_DWORD [[SWAP:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xc
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; SI: S_LOAD_DWORD [[PTR:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xb
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; SI-DAG: V_MOV_B32_e32 [[VCMP:v[0-9]+]], 7
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; SI-DAG: V_MOV_B32_e32 [[VPTR:v[0-9]+]], [[PTR]]
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; SI-DAG: V_MOV_B32_e32 [[VSWAP:v[0-9]+]], [[SWAP]]
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; SI: DS_CMPST_RTN_B32 [[RESULT:v[0-9]+]], [[VPTR]], [[VCMP]], [[VSWAP]], 0x10, [M0]
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; SI: S_ENDPGM
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define void @lds_atomic_cmpxchg_ret_i32_offset(i32 addrspace(1)* %out, i32 addrspace(3)* %ptr, i32 %swap) nounwind {
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%gep = getelementptr i32 addrspace(3)* %ptr, i32 4
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%result = cmpxchg i32 addrspace(3)* %gep, i32 7, i32 %swap seq_cst monotonic
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store i32 %result, i32 addrspace(1)* %out, align 4
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ret void
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}
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