wehub-resource-sync
64 lines
2.3 KiB
C++
64 lines
2.3 KiB
C++
/* Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. */
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#pragma once
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#include <mutex> // NOLINT
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#include "paddle/phi/backends/dynload/dynamic_loader.h"
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#include "paddle/phi/common/port.h"
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#include "warprnnt/include/rnnt.h"
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namespace phi {
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namespace dynload {
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extern std::once_flag warprnnt_dso_flag;
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extern void* warprnnt_dso_handle;
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/**
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* The following macro definition can generate structs
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* (for each function) to dynamic load warprnnt routine
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* via operator overloading.
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*/
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#define DYNAMIC_LOAD_WARPRNNT_WRAP(__name) \
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struct DynLoad__##__name { \
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template <typename... Args> \
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auto operator()(Args... args) -> DECLARE_TYPE(__name, args...) { \
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using warprnntFunc = decltype(&::__name); \
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std::call_once(warprnnt_dso_flag, []() { \
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warprnnt_dso_handle = phi::dynload::GetWarpRNNTDsoHandle(); \
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}); \
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static void* p_##__name = dlsym(warprnnt_dso_handle, #__name); \
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return reinterpret_cast<warprnntFunc>(p_##__name)(args...); \
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} \
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}; \
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extern DynLoad__##__name __name
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#define DECLARE_DYNAMIC_LOAD_WARPRNNT_WRAP(__name) \
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DYNAMIC_LOAD_WARPRNNT_WRAP(__name)
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#define WARPRNNT_ROUTINE_EACH(__macro) \
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__macro(get_warprnnt_version); \
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__macro(rnntGetStatusString); \
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__macro(compute_rnnt_loss); \
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__macro(compute_rnnt_loss_fp64); \
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__macro(get_rnnt_workspace_size);
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WARPRNNT_ROUTINE_EACH(DECLARE_DYNAMIC_LOAD_WARPRNNT_WRAP);
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#undef DYNAMIC_LOAD_WARPRNNT_WRAP
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} // namespace dynload
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} // namespace phi
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