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43 lines
673 B
C++
Executable File
43 lines
673 B
C++
Executable File
// SPDX-License-Identifier: MIT
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// Copyright (c) 2018-2023, Advanced Micro Devices, Inc. All rights reserved.
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#pragma once
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#include "ck/ck.hpp"
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namespace ck {
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__device__ void block_sync_lds()
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{
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#if CK_EXPERIMENTAL_BLOCK_SYNC_LDS_WITHOUT_SYNC_VMEM
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asm volatile("\
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s_waitcnt lgkmcnt(0) \n \
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s_barrier \
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" ::);
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#else
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__syncthreads();
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#endif
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}
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__device__ void block_sync_lds_direct_load()
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{
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asm volatile("\
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s_waitcnt vmcnt(0) \n \
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s_waitcnt lgkmcnt(0) \n \
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s_barrier \
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" ::);
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}
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__device__ void s_nop()
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{
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#if 1
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asm volatile("\
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s_nop 0 \n \
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" ::);
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#else
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__builtin_amdgcn_sched_barrier(0);
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#endif
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}
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} // namespace ck
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