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annotate vmalloc.h @ 139:99798e4438a6

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Merge of Malloc2 and inter master requests
author Merten Sach <msach@mailbox.tu-berlin.de>
date Mon, 19 Sep 2011 16:12:01 +0200
parents 9b2b9bc2c362 0b49fd35afc1
children 98fc8f3761a2
rev   line source
Me@50 1 /*
Me@50 2 * Copyright 2009 OpenSourceCodeStewardshipFoundation.org
Me@50 3 * Licensed under GNU General Public License version 2
Me@50 4 *
Me@50 5 * Author: seanhalle@yahoo.com
Me@50 6 *
Me@50 7 * Created on November 14, 2009, 9:07 PM
Me@50 8 */
Me@65 9 #ifndef _VMALLOC_H
Me@65 10 #define _VMALLOC_H
Me@65 11
Me@50 12 #include <malloc.h>
msach@76 13 #include <inttypes.h>
Me@50 14 #include "VMS_primitive_data_types.h"
msach@132 15 #include "ProcrContext.h"
Me@50 16
msach@101 17 #define SMALL_CHUNK_SIZE 32
msach@101 18 #define SMALL_CHUNK_COUNT 4
msach@125 19 #define LOWER_BOUND 128 //Biggest chunk size that is created for the small chunks
msach@125 20 #define BIG_LOWER_BOUND 160 //Smallest chunk size that is created for the big chunks
msach@101 21
msach@118 22 #define LOG54 0.3219280948873623
msach@118 23 #define LOG128 7
msach@101 24
Me@50 25 typedef struct _MallocProlog MallocProlog;
Me@50 26
Me@50 27 struct _MallocProlog
Me@50 28 {
Me@50 29 MallocProlog *nextChunkInFreeList;
Me@50 30 MallocProlog *prevChunkInFreeList;
Me@50 31 MallocProlog *nextHigherInMem;
Me@50 32 MallocProlog *nextLowerInMem;
msach@132 33 };
Me@50 34 //MallocProlog
msach@132 35
msach@101 36 typedef struct MallocArrays MallocArrays;
msach@101 37
msach@139 38 struct MallocArrays
msach@101 39 {
msach@101 40 MallocProlog **smallChunks;
msach@101 41 MallocProlog **bigChunks;
msach@116 42 uint64 bigChunksSearchVector[2];
msach@102 43 void *memSpace;
msach@101 44 uint32 containerCount;
msach@101 45 };
msach@139 46 //MallocArray
msach@139 47
msach@139 48
msach@132 49 typedef struct
msach@139 50 {
msach@132 51 uintptr_t procrID;
msach@132 52 MallocProlog *prevChunkInFreeList;
msach@132 53 MallocProlog *nextHigherInMem;
msach@132 54 MallocProlog *nextLowerInMem;
msach@132 55 } MallocPrologAllocated;
Me@50 56
msach@78 57
Me@50 58 typedef struct
Me@50 59 {
Me@50 60 MallocProlog *firstChunkInFreeList;
msach@76 61 int32 numInList; //TODO not used
msach@132 62 } FreeListHead;
Me@50 63
Me@50 64 void *
msach@132 65 VMS__malloc_on_core(size_t sizeRequested, int procrID);
Me@50 66
msach@78 67 void *
msach@132 68 VMS__malloc(size_t sizeRequested);
msach@132 69
msach@132 70 void *
msach@132 71 VMS__malloc_in_lib(size_t sizeRequested, VirtProcr *VProc);
msach@78 72
Me@50 73 void
Me@50 74 VMS__free( void *ptrToFree );
Me@50 75
msach@132 76 void
msach@132 77 VMS__free_in_lib(void *ptrToFree, VirtProcr *VProc);
msach@132 78
msach@132 79 void
msach@132 80 VMS__free_on_core(void *ptrToFree, int procrID);
msach@132 81
Me@53 82 /*Allocates memory from the external system -- higher overhead
Me@53 83 */
Me@53 84 void *
msach@76 85 VMS__malloc_in_ext( size_t sizeRequested );
Me@53 86
Me@53 87 /*Frees memory that was allocated in the external system -- higher overhead
Me@53 88 */
Me@53 89 void
Me@53 90 VMS__free_in_ext( void *ptrToFree );
Me@53 91
msach@101 92 MallocArrays *
Me@53 93 VMS_ext__create_free_list();
Me@50 94
Me@50 95 void
msach@102 96 VMS_ext__free_free_list(MallocArrays *freeLists );
Me@65 97
Me@65 98 #endif