Работа с интерфейсом аллокатора

2026-05-07 03:46:44 +05:00
parent e33cf9a0ba
commit 52cf0d3ef0
7 changed files with 174 additions and 206 deletions
@@ -0,0 +1,71 @@
+#pragma once
+/**
+ * @file tempFXAlloc.h
+ * @author felex67 (admin@felexdev.ru)
+ * @brief FXAlloc - fast pooled allocator-profiler
+ * @version 0.0.1 dev
+ * @date 2026-05-06
+ * 
+ * License: Apache 2.0
+ * */
+
+
+#include <stdint.h>
+
+#ifdef _WIN32
+    // Windows
+    #include <windows.h>
+    #define thread_local __declspec(thread)
+    typedef HANDLE fxsync_t;
+#else
+    // Linux
+    #include <pthread.h>
+    #define thread_local __thread
+    typedef pthread_mutex_t fxsync_t;
+#endif //_WIN32
+
+#pragma pack(push, 8)
+    /**
+     * @brief Memory block meta-data
+     * size: 24 bytes
+     */
+    typedef struct FXMemoryBlock {
+        FXMemoryBlock* next; ///< Next block in lifo
+        FXMemoryBlock* list; ///< Next block total
+        uint32_t thread_idx; ///< Thread index
+        uint32_t grade_idx;  ///< Grade index
+    } FXMemoryBlock;
+#pragma pack(push, 8)
+
+
+/**
+ * @brief Grade pool
+ * 
+ */
+typedef struct FXGradePool {
+    FXMemoryBlock* prealloced;
+    FXMemoryBlock* lifo;
+    FXMemoryBlock* list_first;
+    FXMemoryBlock* list_last;
+    uint32_t ntotal;
+    uint32_t nbusy;
+    uint32_t nalloc;
+    uint32_t nprealloc;
+} FXGradePool;
+
+#pragma pack(push, 8)
+/**
+ * @brief Thread memory pool
+ * 
+ */
+typedef struct FXThreadPool {
+    uint32_t isActive;
+    uint32_t ngrades;
+    FXGradePool grades[];
+} FXThreadPool;
+#pragma pack(pop)
+
+typedef struct FXGlobalMemoryPool {
+    FXThreadPool** pools;
+    fxsync_t mutex;
+} FXGlobalMemoryPool;