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author | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2021-06-22 02:38:30 +0200 |
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committer | GitHub <noreply@github.com> | 2021-06-22 02:38:30 +0200 |
commit | ca7bcf9f7dc5eb47ccbec1049b323f0604dabadd (patch) | |
tree | 33d7d2673ba0da8a92323b07d061f655c719ae40 /external/optick/optick_memory.h | |
parent | Merge pull request #44 from LaG1924/fix/protocol_support (diff) | |
parent | Updated build instructions and added MacOS #49 (diff) | |
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Diffstat (limited to 'external/optick/optick_memory.h')
-rw-r--r-- | external/optick/optick_memory.h | 419 |
1 files changed, 0 insertions, 419 deletions
diff --git a/external/optick/optick_memory.h b/external/optick/optick_memory.h deleted file mode 100644 index 45249c6..0000000 --- a/external/optick/optick_memory.h +++ /dev/null @@ -1,419 +0,0 @@ -#pragma once - -#include "optick_common.h" - -#if USE_OPTICK - -#include <cstring> -#include <new> -#include <stdlib.h> -#include <atomic> - -#include <array> -#include <list> -#include <string> -#include <sstream> -#include <unordered_set> -#include <unordered_map> -#include <vector> - -namespace Optick -{ - class Memory - { - struct Header - { - uint64_t size; - }; - - static std::atomic<uint64_t> memAllocated; - - static void* (*allocate)(size_t); - static void (*deallocate)(void* p); - public: - static OPTICK_INLINE void* Alloc(size_t size) - { - size_t totalSize = size + sizeof(Header); - void *ptr = allocate(totalSize); - OPTICK_VERIFY(ptr, "Can't allocate memory", return nullptr); - - Header* header = (Header*)ptr; - header->size = totalSize; - memAllocated += totalSize; - - return (uint8_t*)ptr + sizeof(Header); - } - - static OPTICK_INLINE void Free(void* p) - { - if (p != nullptr) - { - uint8_t* basePtr = (uint8_t*)p - sizeof(Header); - Header* header = (Header*)basePtr; - memAllocated -= header->size; - deallocate(basePtr); - } - } - - static OPTICK_INLINE size_t GetAllocatedSize() - { - return (size_t)memAllocated; - } - - template<class T> - static T* New() - { - return new (Memory::Alloc(sizeof(T))) T(); - } - - template<class T, class P1> - static T* New(P1 p1) - { - return new (Memory::Alloc(sizeof(T))) T(p1); - } - - template<class T, class P1, class P2> - static T* New(P1 p1, P2 p2) - { - return new (Memory::Alloc(sizeof(T))) T(p1, p2); - } - - template<class T> - static void Delete(T* p) - { - if (p) - { - p->~T(); - Free(p); - } - } - - static void SetAllocator(void* (*allocateFn)(size_t), void(*deallocateFn)(void*)) - { - allocate = allocateFn; - deallocate = deallocateFn; - } - - template<typename T> - struct Allocator : public std::allocator<T> - { - Allocator() {} - template<class U> - Allocator(const Allocator<U>&) {} - template<typename U> struct rebind { typedef Allocator<U> other; }; - - typename std::allocator<T>::pointer allocate(typename std::allocator<T>::size_type n, typename std::allocator<void>::const_pointer = 0) - { - return reinterpret_cast<typename std::allocator<T>::pointer>(Memory::Alloc(n * sizeof(T))); - } - - void deallocate(typename std::allocator<T>::pointer p, typename std::allocator<T>::size_type) - { - Memory::Free(p); - } - }; - }; - - // std::* section - template <typename T, size_t _Size> class array : public std::array<T, _Size>{}; - template <typename T> class vector : public std::vector<T, Memory::Allocator<T>>{}; - template <typename T> class list : public std::list<T, Memory::Allocator<T>>{}; - template <typename T> class unordered_set : public std::unordered_set<T, std::hash<T>, std::equal_to<T>, Memory::Allocator<T>>{}; - template <typename T, typename V> class unordered_map : public std::unordered_map<T, V, std::hash<T>, std::equal_to<T>, Memory::Allocator<std::pair<const T, V>>>{}; - - using string = std::basic_string<char, std::char_traits<char>, Memory::Allocator<char>>; - using wstring = std::basic_string<wchar_t, std::char_traits<wchar_t>, Memory::Allocator<wchar_t>>; - - using istringstream = std::basic_istringstream<char, std::char_traits<char>, Memory::Allocator<char>>; - using ostringstream = std::basic_ostringstream<char, std::char_traits<char>, Memory::Allocator<char>>; - using stringstream = std::basic_stringstream<char, std::char_traits<char>, Memory::Allocator<char>>; - - //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - template<class T, uint32 SIZE> - struct MemoryChunk - { - OPTICK_ALIGN_CACHE T data[SIZE]; - MemoryChunk* next; - MemoryChunk* prev; - - MemoryChunk() : next(0), prev(0) {} - - ~MemoryChunk() - { - MemoryChunk* chunk = this; - while (chunk->next) - chunk = chunk->next; - - while (chunk != this) - { - MemoryChunk* toDelete = chunk; - chunk = toDelete->prev; - Memory::Delete(toDelete); - } - - if (prev != nullptr) - { - prev->next = nullptr; - prev = nullptr; - } - } - }; - //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - template<class T, uint32 SIZE = 16> - class MemoryPool - { - typedef MemoryChunk<T, SIZE> Chunk; - Chunk* root; - Chunk* chunk; - uint32 index; - - OPTICK_INLINE void AddChunk() - { - index = 0; - if (!chunk || !chunk->next) - { - Chunk* newChunk = Memory::New<Chunk>(); - if (chunk) - { - chunk->next = newChunk; - newChunk->prev = chunk; - chunk = newChunk; - } - else - { - root = chunk = newChunk; - } - } - else - { - chunk = chunk->next; - } - } - public: - MemoryPool() : root(nullptr), chunk(nullptr), index(SIZE) {} - - OPTICK_INLINE T& Add() - { - if (index >= SIZE) - AddChunk(); - - return chunk->data[index++]; - } - - OPTICK_INLINE T& Add(const T& item) - { - return Add() = item; - } - - OPTICK_INLINE T* AddRange(const T* items, size_t count, bool allowOverlap = true) - { - if (count == 0 || (count > SIZE && !allowOverlap)) - return nullptr; - - if (count >= (SIZE - index) && !allowOverlap) - { - AddChunk(); - } - - T* result = &chunk->data[index]; - - while (count) - { - size_t numLeft = SIZE - index; - size_t numCopy = numLeft < count ? numLeft : count; - std::memcpy(&chunk->data[index], items, sizeof(T) * numCopy); - - count -= numCopy; - items += numCopy; - index += (uint32_t)numCopy; - - if (count) - AddChunk(); - } - - return result; - } - - - OPTICK_INLINE T* TryAdd(int count) - { - if (index + count <= SIZE) - { - T* res = &chunk->data[index]; - index += count; - return res; - } - - return nullptr; - } - - OPTICK_INLINE T* Back() - { - if (chunk && index > 0) - return &chunk->data[index - 1]; - - if (chunk && chunk->prev != nullptr) - return &chunk->prev->data[SIZE - 1]; - - return nullptr; - } - - OPTICK_INLINE size_t Size() const - { - if (root == nullptr) - return 0; - - size_t count = 0; - - for (const Chunk* it = root; it != chunk; it = it->next) - count += SIZE; - - return count + index; - } - - OPTICK_INLINE bool IsEmpty() const - { - return (chunk == nullptr) || (chunk == root && index == 0); - } - - OPTICK_INLINE void Clear(bool preserveMemory = true) - { - if (!preserveMemory) - { - if (root) - { - Memory::Delete(root); - root = nullptr; - chunk = nullptr; - index = SIZE; - } - } - else if (root) - { - index = 0; - chunk = root; - } - } - - class const_iterator - { - void advance() - { - if (chunkIndex < SIZE - 1) - { - ++chunkIndex; - } - else - { - chunkPtr = chunkPtr->next; - chunkIndex = 0; - } - } - public: - typedef const_iterator self_type; - typedef T value_type; - typedef T& reference; - typedef T* pointer; - typedef int difference_type; - const_iterator(const Chunk* ptr, size_t index) : chunkPtr(ptr), chunkIndex(index) { } - self_type operator++() - { - self_type i = *this; - advance(); - return i; - } - self_type operator++(int /*junk*/) - { - advance(); - return *this; - } - reference operator*() { return (reference)chunkPtr->data[chunkIndex]; } - const pointer operator->() { return &chunkPtr->data[chunkIndex]; } - bool operator==(const self_type& rhs) { return (chunkPtr == rhs.chunkPtr) && (chunkIndex == rhs.chunkIndex); } - bool operator!=(const self_type& rhs) { return (chunkPtr != rhs.chunkPtr) || (chunkIndex != rhs.chunkIndex); } - private: - const Chunk* chunkPtr; - size_t chunkIndex; - }; - - const_iterator begin() const - { - return const_iterator(root, 0); - } - - const_iterator end() const - { - return const_iterator(chunk, index); - } - - template<class Func> - void ForEach(Func func) const - { - for (const Chunk* it = root; it != chunk; it = it->next) - for (uint32 i = 0; i < SIZE; ++i) - func(it->data[i]); - - if (chunk) - for (uint32 i = 0; i < index; ++i) - func(chunk->data[i]); - } - - template<class Func> - void ForEach(Func func) - { - for (Chunk* it = root; it != chunk; it = it->next) - for (uint32 i = 0; i < SIZE; ++i) - func(it->data[i]); - - if (chunk) - for (uint32 i = 0; i < index; ++i) - func(chunk->data[i]); - } - - template<class Func> - void ForEachChunk(Func func) const - { - for (const Chunk* it = root; it != chunk; it = it->next) - func(it->data, SIZE); - - if (chunk) - func(chunk->data, index); - } - - void ToArray(T* destination) const - { - uint32 curIndex = 0; - - for (const Chunk* it = root; it != chunk; it = it->next) - { - memcpy(&destination[curIndex], it->data, sizeof(T) * SIZE); - curIndex += SIZE; - } - - if (chunk && index > 0) - { - memcpy(&destination[curIndex], chunk->data, sizeof(T) * index); - } - } - }; - //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// - template<uint32 CHUNK_SIZE> - class MemoryBuffer : private MemoryPool<uint8, CHUNK_SIZE> - { - public: - template<class U> - U* Add(U* data, size_t size, bool allowOverlap = true) - { - return (U*)(MemoryPool<uint8, CHUNK_SIZE>::AddRange((uint8*)data, size, allowOverlap)); - } - - template<class T> - T* Add(const T& val, bool allowOverlap = true) - { - return static_cast<T*>(Add(&val, sizeof(T), allowOverlap)); - } - }; - //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -} - -#endif //USE_OPTICK
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