8 #ifndef OM_ALLOC_PRIVATE_H 9 #define OM_ALLOC_PRIVATE_H 31 #define SIZEOF_OM_BIN_PAGE_HEADER (5*SIZEOF_VOIDP + SIZEOF_LONG) 32 #define SIZEOF_OM_BIN_PAGE (SIZEOF_SYSTEM_PAGE - SIZEOF_OM_BIN_PAGE_HEADER) 65 #define omGetTopBinOfPage(page) \ 66 ((omBin) ( ((unsigned long) ((page)->bin_sticky)) & ~((unsigned long)SIZEOF_VOIDP - 1))) 67 #define omGetStickyOfPage(page) \ 68 (((unsigned long) ((page)->bin_sticky)) & ((unsigned long)SIZEOF_VOIDP-1)) 69 #define omSetTopBinOfPage(page, bin) \ 70 (page)->bin_sticky= (void*)((unsigned long)bin + omGetStickyOfPage(page)) 71 #define omSetStickyOfPage(page, sticky) \ 72 (page)->bin_sticky = (void*)(((unsigned long)sticky & ((unsigned long)SIZEOF_VOIDP-1)) + \ 73 (unsigned long)omGetTopBinOfPage(page)) 74 #define omSetTopBinAndStickyOfPage(page, bin, sticky) \ 75 (page)->bin_sticky= (void*)(((unsigned long)sticky & (SIZEOF_VOIDP-1)) \ 78 #define omGetTopBinOfAddr(addr) \ 79 omGetTopBinOfPage(((omBinPage) omGetPageOfAddr(addr))) 80 #define omGetBinOfAddr(addr) omGetBinOfPage(omGetBinPageOfAddr(addr)) 82 #ifndef OM_GENERATE_INC 85 #ifdef OM_ALIGNMENT_NEEDS_WORK 86 extern omBin om_Size2AlignedBin[];
94 #ifdef OM_INTERNAL_DEBUG 97 #define omSizeOfBinAddr(addr) _omSizeOfBinAddr(addr) 100 #define omSizeWOfBin(bin_ptr) ((bin_ptr)->sizeW) 102 #define _omSizeOfBinAddr(addr) ((omSizeWOfBinAddr(addr)) << LOG_SIZEOF_LONG) 103 #define omSizeWOfBinAddr(addr) ((omGetTopBinOfAddr(addr))->sizeW) 115 #define __omTypeAllocFromNonEmptyPage(type, addr, page) \ 118 ((page)->used_blocks)++; \ 119 addr = (type)((page)->current); \ 120 (page)->current = *((void**) (page)->current); \ 124 #define __omFreeToPage(addr, page) \ 127 if ((page)->used_blocks > 0L) \ 129 *((void**) (addr)) = (page)->current; \ 130 ((page)->used_blocks)--; \ 131 (page)->current = (addr); \ 135 omFreeToPageFault(page, addr); \ 143 #define __omTypeAllocBin(type, addr, bin) \ 146 REGISTER omBinPage __om_page = (bin)->current_page; \ 147 if (__om_page->current != NULL) \ 148 __omTypeAllocFromNonEmptyPage(type, addr, __om_page); \ 150 addr = (type) omAllocBinFromFullPage(bin); \ 154 #define __omTypeAlloc0Bin(type, addr, bin) \ 157 __omTypeAllocBin(type, addr, bin); \ 158 omMemsetW(addr, 0, (bin)->sizeW); \ 163 #define __omFreeBinAddr(addr) \ 166 REGISTER void* __om_addr = (void*) (addr); \ 167 REGISTER omBinPage __om_page = omGetBinPageOfAddr(__om_addr); \ 168 __omFreeToPage(__om_addr, __om_page); \ 172 #define __omTypeReallocBin(old_addr, old_bin, new_type, new_addr, new_bin) \ 175 if (old_bin != new_bin) \ 177 size_t old_sizeW = (omIsNormalBinPageAddr(old_addr) ? old_bin->sizeW : omSizeWOfAddr(old_addr)); \ 178 __omTypeAllocBin(new_type, new_addr, new_bin); \ 179 omMemcpyW(new_addr, old_addr, (new_bin->sizeW > old_sizeW ? old_sizeW : new_bin->sizeW)); \ 180 __omFreeBinAddr(old_addr); \ 184 new_addr = (new_type) old_addr; \ 190 #define __omTypeRealloc0Bin(old_addr, old_bin, new_type, new_addr, new_bin) \ 193 if (old_bin != new_bin) \ 195 size_t old_sizeW = (omIsNormalBinPageAddr(old_addr) ? old_bin->sizeW : omSizeWOfAddr(old_addr)); \ 196 __omTypeAllocBin(new_type, new_addr, new_bin); \ 197 omMemcpyW(new_addr, old_addr, (new_bin->sizeW > old_sizeW ? old_sizeW : new_bin->sizeW)); \ 198 if (new_bin->sizeW > old_sizeW) \ 199 omMemsetW((void**)new_addr + old_sizeW, 0, new_bin->sizeW - old_sizeW); \ 200 __omFreeBinAddr(old_addr); \ 204 new_addr = (new_type) old_addr; \ 211 #define omSmallSize2Bin(size) om_Size2Bin[((size) -1)>>LOG_SIZEOF_OM_ALIGNMENT] 213 #define __omTypeAlloc(type, addr, size) \ 216 size_t __size = size; \ 217 if (__size <= OM_MAX_BLOCK_SIZE) \ 219 omBin __om_bin = omSmallSize2Bin(__size); \ 220 __omTypeAllocBin(type, addr, __om_bin); \ 224 addr = (type) omAllocLarge(__size); \ 229 #define __omTypeAlloc0(type, addr, size) \ 232 size_t __size = size; \ 233 if (__size <= OM_MAX_BLOCK_SIZE) \ 235 omBin __om_bin = omSmallSize2Bin(__size); \ 236 __omTypeAlloc0Bin(type, addr, __om_bin); \ 240 addr = (type) omAlloc0Large(__size); \ 245 #ifdef OM_ALIGNMENT_NEEDS_WORK 246 #define omSmallSize2AlignedBin(size) om_Size2AlignedBin[((size) -1)>>LOG_SIZEOF_OM_ALIGNMENT] 248 #define __omTypeAllocAligned(type, addr, size) \ 251 size_t __size = size; \ 252 if (__size <= OM_MAX_BLOCK_SIZE) \ 254 omBin __om_bin = omSmallSize2AlignedBin(__size); \ 255 __omTypeAllocBin(type, addr, __om_bin); \ 259 addr = (type) omAllocLarge(__size); \ 264 #define __omTypeAlloc0Aligned(type, addr, size) \ 267 size_t __size = size; \ 268 if (__size <= OM_MAX_BLOCK_SIZE) \ 270 omBin __om_bin = omSmallSize2AlignedBin(__size); \ 271 __omTypeAlloc0Bin(type, addr, __om_bin); \ 275 addr = (type) omAlloc0Large(__size); \ 280 #define __omTypeAllocAligned __omTypeAlloc 281 #define __omTypeAlloc0Aligned __omTypeAlloc0 284 #define __omFreeSize(addr, size) \ 287 if ((size <= OM_MAX_BLOCK_SIZE) || omIsBinPageAddr(addr)) \ 289 __omFreeBinAddr(addr); \ 298 #define __omFree(addr) \ 301 if (omIsBinPageAddr(addr)) \ 303 __omFreeBinAddr(addr); \ 314 #define ___omTypeRealloc(old_addr, new_type, new_addr, new_size, SIZE_2_BIN, REALLOC_BIN, flags) \ 317 size_t __new_size = new_size; \ 318 if (__new_size <= OM_MAX_BLOCK_SIZE && omIsBinPageAddr(old_addr)) \ 320 omBin __old_bin = omGetBinOfAddr(old_addr); \ 321 omBin __new_bin = SIZE_2_BIN(__new_size); \ 322 REALLOC_BIN(old_addr, __old_bin, new_type, new_addr, __new_bin); \ 326 new_addr = (new_type) omDoRealloc(old_addr, __new_size, flags); \ 331 #define ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, SIZE_2_BIN, REALLOC_BIN, flags) \ 334 size_t __new_size = new_size; \ 335 if (__new_size <= OM_MAX_BLOCK_SIZE && old_size <= OM_MAX_BLOCK_SIZE) \ 337 omBin __old_bin = omGetBinOfAddr(old_addr); \ 338 omBin __new_bin = SIZE_2_BIN(__new_size); \ 339 REALLOC_BIN(old_addr, __old_bin, new_type, new_addr, __new_bin); \ 343 new_addr = (new_type) omDoRealloc(old_addr, __new_size, flags); \ 348 #define __omTypeRealloc(old_addr, new_type, new_addr, new_size) \ 349 ___omTypeRealloc(old_addr, new_type, new_addr, new_size, omSmallSize2Bin, __omTypeReallocBin, 0) 350 #define __omTypeRealloc0(old_addr, new_type, new_addr, new_size) \ 351 ___omTypeRealloc(old_addr, new_type, new_addr, new_size, omSmallSize2Bin, __omTypeRealloc0Bin, 1) 352 #define __omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size) \ 353 ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, omSmallSize2Bin, __omTypeReallocBin, 0) 354 #define __omTypeRealloc0Size(old_addr, old_size, new_type, new_addr, new_size) \ 355 ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, omSmallSize2Bin, __omTypeRealloc0Bin, 1) 357 #ifdef OM_ALIGNMENT_NEEDS_WORK 358 #define __omTypeReallocAligned(old_addr, new_type, new_addr, new_size) \ 359 ___omTypeRealloc(old_addr, new_type, new_addr, new_size, omSmallSize2AlignedBin, __omTypeReallocBin, 2) 360 #define __omTypeRealloc0Aligned(old_addr, new_type, new_addr, new_size) \ 361 ___omTypeRealloc(old_addr, new_type, new_addr, new_size, omSmallSize2AlignedBin, __omTypeRealloc0Bin, 3) 362 #define __omTypeReallocAlignedSize(old_addr, old_size, new_type, new_addr, new_size) \ 363 ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, omSmallSize2AlignedBin, __omTypeReallocBin, 2) 364 #define __omTypeRealloc0AlignedSize(old_addr, old_size, new_type, new_addr, new_size) \ 365 ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, omSmallSize2AlignedBin, __omTypeRealloc0Bin, 3) 367 #define __omTypeReallocAligned __omTypeRealloc 368 #define __omTypeRealloc0Aligned __omTypeRealloc0 369 #define __omTypeReallocAlignedSize __omTypeReallocSize 370 #define __omTypeRealloc0AlignedSize __omTypeRealloc0Size
void omFreeToPageFault(omBinPage page, void *addr)
void * omAllocBinFromFullPage(omBin bin)
omBinPage_t om_ZeroPage[]
void * omDoRealloc(void *old_addr, size_t new_size, int flags)
omBinPageRegion_t * omBinPageRegion
#define omSizeOfBinAddr(addr)
int status int void size_t count int const void size_t count const char int flags