Danylo Lytovchenko
96 sor
3.3 KiB
C++
96 sor
3.3 KiB
C++
/*
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Copyright (c) 2023 Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#ifndef HIP_FAT_BINARY_HPP
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#define HIP_FAT_BINARY_HPP
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#include "hip/hip_runtime.h"
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#include "hip/hip_runtime_api.h"
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#include "hip_internal.hpp"
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#include "platform/program.hpp"
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// Forward declaration for Unique FD
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struct UniqueFD;
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namespace hip {
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// Fat Binary Info
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class FatBinaryInfo {
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public:
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FatBinaryInfo(const char* fname, const void* image);
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~FatBinaryInfo();
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hipError_t ExtractFatBinaryUsingCOMGR(const std::vector<hip::Device*>& devices);
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hipError_t AddDevProgram(hip::Device* device, const void* binary_image, size_t binary_size,
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size_t binary_offset);
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hipError_t BuildProgram(const int device_id);
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// Device Id bounds check
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inline void DeviceIdCheck(const int device_id) const {
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guarantee(device_id >= 0, "Invalid DeviceId less than 0");
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guarantee(static_cast<size_t>(device_id) < dev_programs_.size(),
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"Invalid DeviceId, greater than no of device programs!");
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}
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// Getter Methods
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amd::Program* GetProgram(int device_id) {
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DeviceIdCheck(device_id);
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return dev_programs_[device_id];
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}
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hipModule_t Module(int device_id) const {
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DeviceIdCheck(device_id);
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return reinterpret_cast<hipModule_t>(as_cl(dev_programs_[device_id]));
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}
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hipError_t GetModule(int device_id, hipModule_t* hmod) const {
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DeviceIdCheck(device_id);
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*hmod = reinterpret_cast<hipModule_t>(as_cl(dev_programs_[device_id]));
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return hipSuccess;
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}
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//! Returns the lock for this fatbinary access
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amd::Monitor& FatBinaryLock() { return fb_lock_; }
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private:
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void ReleaseImageAndFile();
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std::string fname_; //!< File name
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size_t foffset_; //!< File Offset where the fat binary is present.
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// Even when file is passed image will be mmapped till ~desctructor.
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const void* image_; //!< Image
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bool image_mapped_; //!< flag to detect if image is mapped
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// Only used for FBs where image is directly passed
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std::string uri_; //!< Uniform resource indicator
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std::vector<amd::Program*> dev_programs_; //!< Program info per Device
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std::shared_ptr<UniqueFD> ufd_; //!< Unique file descriptor
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amd::Monitor fb_lock_{true}; //!< Lock for the fat binary access
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};
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}; // namespace hip
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#endif // HIP_FAT_BINARY_HPP
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