131 lines
4.2 KiB
C++
131 lines
4.2 KiB
C++
/***************************************************************************************************
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* Copyright (c) 2017 - 2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************************************/
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/* \file
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\brief
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*/
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#pragma once
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#include <map>
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#include <string>
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#include "cutlass/library/library.h"
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#include "cutlass/library/util.h"
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#include "options.h"
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#include "device_allocation.h"
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namespace cutlass {
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namespace profiler {
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/////////////////////////////////////////////////////////////////////////////////////////////////
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/// Collection of allocations on the device
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class DeviceContext {
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public:
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//
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// Type definitions
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//
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using AllocationMap = std::map<std::string, DeviceAllocation *>;
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private:
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//
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// Data members
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//
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/// Memory allocations that exist (owning)
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DeviceAllocationList device_memory_;
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/// Non-owning set of named allocations
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AllocationMap allocations_;
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public:
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/// Allocates memory of a given type, capacity (elements), and name
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DeviceAllocation *allocate_block(
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std::string const &name,
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library::NumericTypeID type,
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size_t capacity);
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/// Allocates memory of a given type, capacity (elements), and name
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DeviceAllocation *allocate_tensor(
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std::string const &name,
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library::NumericTypeID type,
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library::LayoutTypeID layout_id,
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std::vector<int> const &extent,
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std::vector<int64_t> const &stride = std::vector<int64_t>(),
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int batch_count = 1);
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/// Allocates memory of a given type, capacity (elements), and name
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DeviceAllocation *allocate_tensor(
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Options const &options,
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std::string const &name,
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library::NumericTypeID type,
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library::LayoutTypeID layout_id,
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std::vector<int> const &extent,
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std::vector<int64_t> const &stride,
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int batch_count,
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int seed_shift = 0);
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/// Allocates memory for sparse meta data
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DeviceAllocation *allocate_sparsemeta_tensor(
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Options const &options,
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std::string const &name,
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library::NumericTypeID type,
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library::LayoutTypeID layout_id,
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library::NumericTypeID type_a,
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std::vector<int> const &extent,
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std::vector<int64_t> const &stride,
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int batch_count,
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int seed_shift = 0);
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/// Clears named allocations (but does not necessarily free memory)
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void clear();
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/// Frees all device memory allocations
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void free();
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/// Gets the allocation by name
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DeviceAllocation &at(std::string const &name);
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size_t size() const;
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AllocationMap::iterator begin();
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AllocationMap::iterator end();
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};
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/////////////////////////////////////////////////////////////////////////////////////////////////
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} // namespace profiler
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} // namespace cutlass
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