Anusha GodavarthySurya
68 řádky
2.5 KiB
C++
68 řádky
2.5 KiB
C++
/* Copyright (c) 2015 - 2023 Advanced Micro Devices, Inc.
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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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#ifndef HIP_SRC_HIP_VM_H
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#define HIP_SRC_HIP_VM_H
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#include <hip/hip_runtime.h>
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#include "hip_internal.hpp"
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#include "platform/object.hpp"
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namespace hip {
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hipError_t ihipFree(void* ptr);
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struct MemMapAllocUserData {
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void* ptr_; // Original pointer of the allocation
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size_t size_; // Aligned size of the allocation
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amd::Memory* va_; // Memory object for the virtual address
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MemMapAllocUserData(void* ptr, size_t size, amd::Memory* va) : ptr_(ptr), size_(size), va_(va) {}
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};
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class GenericAllocation : public amd::RuntimeObject {
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void* ptr_; //<! Device ptr
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size_t size_; //<! Allocated size
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hipMemAllocationProp properties_; //<! Allocation Properties
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public:
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GenericAllocation(void* ptr, size_t size, const hipMemAllocationProp& prop)
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: ptr_(ptr), size_(size), properties_(prop) {}
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~GenericAllocation() {
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hipError_t err = ihipFree(ptr_);
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}
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const hipMemAllocationProp& GetProperties() const { return properties_; }
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hipMemGenericAllocationHandle_t asMemGenericAllocationHandle() {
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return reinterpret_cast<hipMemGenericAllocationHandle_t>(this);
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}
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amd::Memory& asAmdMemory() {
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size_t discardOffset;
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return *getMemoryObject(genericAddress(), discardOffset);
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}
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void* genericAddress() const { return ptr_; }
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virtual ObjectType objectType() const { return ObjectTypeVMMAlloc; }
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};
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};
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#endif //HIP_SRC_HIP_VM_H
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