8 #ifndef OM_ALLOC_PRIVATE_H
9 #define OM_ALLOC_PRIVATE_H
30 #define SIZEOF_OM_BIN_PAGE_HEADER (5*SIZEOF_VOIDP + SIZEOF_LONG)
31 #define SIZEOF_OM_BIN_PAGE (SIZEOF_SYSTEM_PAGE - SIZEOF_OM_BIN_PAGE_HEADER)
64 #define omGetTopBinOfPage(page) \
65 ((omBin) ( ((unsigned long) ((page)->bin_sticky)) & ~((unsigned long)SIZEOF_VOIDP - 1)))
66 #define omGetStickyOfPage(page) \
67 (((unsigned long) ((page)->bin_sticky)) & ((unsigned long)SIZEOF_VOIDP-1))
68 #define omSetTopBinOfPage(page, bin) \
69 (page)->bin_sticky= (void*)((unsigned long)bin + omGetStickyOfPage(page))
70 #define omSetStickyOfPage(page, sticky) \
71 (page)->bin_sticky = (void*)(((unsigned long)sticky & ((unsigned long)SIZEOF_VOIDP-1)) + \
72 (unsigned long)omGetTopBinOfPage(page))
73 #define omSetTopBinAndStickyOfPage(page, bin, sticky) \
74 (page)->bin_sticky= (void*)(((unsigned long)sticky & (SIZEOF_VOIDP-1)) \
77 #define omGetTopBinOfAddr(addr) \
78 omGetTopBinOfPage(((omBinPage) omGetPageOfAddr(addr)))
79 #define omGetBinOfAddr(addr) omGetBinOfPage(omGetBinPageOfAddr(addr))
81 #ifndef OM_GENERATE_INC
84 #ifdef OM_ALIGNMENT_NEEDS_WORK
85 extern omBin om_Size2AlignedBin[];
93 #ifdef OM_INTERNAL_DEBUG
96 #define omSizeOfBinAddr(addr) _omSizeOfBinAddr(addr)
99 #define omSizeWOfBin(bin_ptr) ((bin_ptr)->sizeW)
101 #define _omSizeOfBinAddr(addr) ((omSizeWOfBinAddr(addr)) << LOG_SIZEOF_LONG)
102 #define omSizeWOfBinAddr(addr) ((omGetTopBinOfAddr(addr))->sizeW)
114 #define __omTypeAllocFromNonEmptyPage(type, addr, page) \
117 ((page)->used_blocks)++; \
118 addr = (type)((page)->current); \
119 (page)->current = *((void**) (page)->current); \
123 #define __omFreeToPage(addr, page) \
126 if ((page)->used_blocks > 0L) \
128 *((void**) (addr)) = (page)->current; \
129 ((page)->used_blocks)--; \
130 (page)->current = (addr); \
134 omFreeToPageFault(page, addr); \
142 #define __omTypeAllocBin(type, addr, bin) \
145 register omBinPage __om_page = (bin)->current_page; \
146 if (__om_page->current != NULL) \
147 __omTypeAllocFromNonEmptyPage(type, addr, __om_page); \
149 addr = (type) omAllocBinFromFullPage(bin); \
153 #define __omTypeAlloc0Bin(type, addr, bin) \
156 __omTypeAllocBin(type, addr, bin); \
157 omMemsetW(addr, 0, (bin)->sizeW); \
162 #define __omFreeBinAddr(addr) \
165 register void* __om_addr = (void*) (addr); \
166 register omBinPage __om_page = omGetBinPageOfAddr(__om_addr); \
167 __omFreeToPage(__om_addr, __om_page); \
171 #define __omTypeReallocBin(old_addr, old_bin, new_type, new_addr, new_bin) \
174 if (old_bin != new_bin) \
176 size_t old_sizeW = (omIsNormalBinPageAddr(old_addr) ? old_bin->sizeW : omSizeWOfAddr(old_addr)); \
177 __omTypeAllocBin(new_type, new_addr, new_bin); \
178 omMemcpyW(new_addr, old_addr, (new_bin->sizeW > old_sizeW ? old_sizeW : new_bin->sizeW)); \
179 __omFreeBinAddr(old_addr); \
183 new_addr = (new_type) old_addr; \
189 #define __omTypeRealloc0Bin(old_addr, old_bin, new_type, new_addr, new_bin) \
192 if (old_bin != new_bin) \
194 size_t old_sizeW = (omIsNormalBinPageAddr(old_addr) ? old_bin->sizeW : omSizeWOfAddr(old_addr)); \
195 __omTypeAllocBin(new_type, new_addr, new_bin); \
196 omMemcpyW(new_addr, old_addr, (new_bin->sizeW > old_sizeW ? old_sizeW : new_bin->sizeW)); \
197 if (new_bin->sizeW > old_sizeW) \
198 omMemsetW((void**)new_addr + old_sizeW, 0, new_bin->sizeW - old_sizeW); \
199 __omFreeBinAddr(old_addr); \
203 new_addr = (new_type) old_addr; \
210 #define omSmallSize2Bin(size) om_Size2Bin[((size) -1)>>LOG_SIZEOF_OM_ALIGNMENT]
212 #define __omTypeAlloc(type, addr, size) \
215 size_t __size = size; \
216 if (__size <= OM_MAX_BLOCK_SIZE) \
218 omBin __om_bin = omSmallSize2Bin(__size); \
219 __omTypeAllocBin(type, addr, __om_bin); \
223 addr = (type) omAllocLarge(__size); \
228 #define __omTypeAlloc0(type, addr, size) \
231 size_t __size = size; \
232 if (__size <= OM_MAX_BLOCK_SIZE) \
234 omBin __om_bin = omSmallSize2Bin(__size); \
235 __omTypeAlloc0Bin(type, addr, __om_bin); \
239 addr = (type) omAlloc0Large(__size); \
244 #ifdef OM_ALIGNMENT_NEEDS_WORK
245 #define omSmallSize2AlignedBin(size) om_Size2AlignedBin[((size) -1)>>LOG_SIZEOF_OM_ALIGNMENT]
247 #define __omTypeAllocAligned(type, addr, size) \
250 size_t __size = size; \
251 if (__size <= OM_MAX_BLOCK_SIZE) \
253 omBin __om_bin = omSmallSize2AlignedBin(__size); \
254 __omTypeAllocBin(type, addr, __om_bin); \
258 addr = (type) omAllocLarge(__size); \
263 #define __omTypeAlloc0Aligned(type, addr, size) \
266 size_t __size = size; \
267 if (__size <= OM_MAX_BLOCK_SIZE) \
269 omBin __om_bin = omSmallSize2AlignedBin(__size); \
270 __omTypeAlloc0Bin(type, addr, __om_bin); \
274 addr = (type) omAlloc0Large(__size); \
279 #define __omTypeAllocAligned __omTypeAlloc
280 #define __omTypeAlloc0Aligned __omTypeAlloc0
283 #define __omFreeSize(addr, size) \
286 if ((size <= OM_MAX_BLOCK_SIZE) || omIsBinPageAddr(addr)) \
288 __omFreeBinAddr(addr); \
297 #define __omFree(addr) \
300 if (omIsBinPageAddr(addr)) \
302 __omFreeBinAddr(addr); \
313 #define ___omTypeRealloc(old_addr, new_type, new_addr, new_size, SIZE_2_BIN, REALLOC_BIN, flags) \
316 size_t __new_size = new_size; \
317 if (__new_size <= OM_MAX_BLOCK_SIZE && omIsBinPageAddr(old_addr)) \
319 omBin __old_bin = omGetBinOfAddr(old_addr); \
320 omBin __new_bin = SIZE_2_BIN(__new_size); \
321 REALLOC_BIN(old_addr, __old_bin, new_type, new_addr, __new_bin); \
325 new_addr = (new_type) omDoRealloc(old_addr, __new_size, flags); \
330 #define ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, SIZE_2_BIN, REALLOC_BIN, flags) \
333 size_t __new_size = new_size; \
334 if (__new_size <= OM_MAX_BLOCK_SIZE && old_size <= OM_MAX_BLOCK_SIZE) \
336 omBin __old_bin = omGetBinOfAddr(old_addr); \
337 omBin __new_bin = SIZE_2_BIN(__new_size); \
338 REALLOC_BIN(old_addr, __old_bin, new_type, new_addr, __new_bin); \
342 new_addr = (new_type) omDoRealloc(old_addr, __new_size, flags); \
347 #define __omTypeRealloc(old_addr, new_type, new_addr, new_size) \
348 ___omTypeRealloc(old_addr, new_type, new_addr, new_size, omSmallSize2Bin, __omTypeReallocBin, 0)
349 #define __omTypeRealloc0(old_addr, new_type, new_addr, new_size) \
350 ___omTypeRealloc(old_addr, new_type, new_addr, new_size, omSmallSize2Bin, __omTypeRealloc0Bin, 1)
351 #define __omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size) \
352 ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, omSmallSize2Bin, __omTypeReallocBin, 0)
353 #define __omTypeRealloc0Size(old_addr, old_size, new_type, new_addr, new_size) \
354 ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, omSmallSize2Bin, __omTypeRealloc0Bin, 1)
356 #ifdef OM_ALIGNMENT_NEEDS_WORK
357 #define __omTypeReallocAligned(old_addr, new_type, new_addr, new_size) \
358 ___omTypeRealloc(old_addr, new_type, new_addr, new_size, omSmallSize2AlignedBin, __omTypeReallocBin, 2)
359 #define __omTypeRealloc0Aligned(old_addr, new_type, new_addr, new_size) \
360 ___omTypeRealloc(old_addr, new_type, new_addr, new_size, omSmallSize2AlignedBin, __omTypeRealloc0Bin, 3)
361 #define __omTypeReallocAlignedSize(old_addr, old_size, new_type, new_addr, new_size) \
362 ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, omSmallSize2AlignedBin, __omTypeReallocBin, 2)
363 #define __omTypeRealloc0AlignedSize(old_addr, old_size, new_type, new_addr, new_size) \
364 ___omTypeReallocSize(old_addr, old_size, new_type, new_addr, new_size, omSmallSize2AlignedBin, __omTypeRealloc0Bin, 3)
366 #define __omTypeReallocAligned __omTypeRealloc
367 #define __omTypeRealloc0Aligned __omTypeRealloc0
368 #define __omTypeReallocAlignedSize __omTypeReallocSize
369 #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