Lines Matching refs:mem5
132 } mem5; variable
137 #define mem5 GLOBAL(struct Mem5Global, mem5) macro
143 #define MEM5LINK(idx) ((Mem5Link *)(&mem5.zPool[(idx)*mem5.szAtom]))
151 assert( i>=0 && i<mem5.nBlock ); in memsys5Unlink()
153 assert( (mem5.aCtrl[i] & CTRL_LOGSIZE)==iLogsize ); in memsys5Unlink()
158 mem5.aiFreelist[iLogsize] = next; in memsys5Unlink()
173 assert( sqlite3_mutex_held(mem5.mutex) ); in memsys5Link()
174 assert( i>=0 && i<mem5.nBlock ); in memsys5Link()
176 assert( (mem5.aCtrl[i] & CTRL_LOGSIZE)==iLogsize ); in memsys5Link()
178 x = MEM5LINK(i)->next = mem5.aiFreelist[iLogsize]; in memsys5Link()
181 assert( x<mem5.nBlock ); in memsys5Link()
184 mem5.aiFreelist[iLogsize] = i; in memsys5Link()
191 sqlite3_mutex_enter(mem5.mutex); in memsys5Enter()
194 sqlite3_mutex_leave(mem5.mutex); in memsys5Leave()
204 i = (int)(((u8 *)p-mem5.zPool)/mem5.szAtom); in memsys5Size()
205 assert( i>=0 && i<mem5.nBlock ); in memsys5Size()
206 iSize = mem5.szAtom * (1 << (mem5.aCtrl[i]&CTRL_LOGSIZE)); in memsys5Size()
235 if( (u32)nByte>mem5.maxRequest ){ in memsys5MallocUnsafe()
236 mem5.maxRequest = nByte; in memsys5MallocUnsafe()
242 for(iFullSz=mem5.szAtom,iLogsize=0; iFullSz<nByte; iFullSz*=2,iLogsize++){} in memsys5MallocUnsafe()
248 for(iBin=iLogsize; iBin<=LOGMAX && mem5.aiFreelist[iBin]<0; iBin++){} in memsys5MallocUnsafe()
254 i = mem5.aiFreelist[iBin]; in memsys5MallocUnsafe()
261 mem5.aCtrl[i+newSize] = CTRL_FREE | iBin; in memsys5MallocUnsafe()
264 mem5.aCtrl[i] = iLogsize; in memsys5MallocUnsafe()
268 mem5.nAlloc++; in memsys5MallocUnsafe()
269 mem5.totalAlloc += iFullSz; in memsys5MallocUnsafe()
270 mem5.totalExcess += iFullSz - nByte; in memsys5MallocUnsafe()
271 mem5.currentCount++; in memsys5MallocUnsafe()
272 mem5.currentOut += iFullSz; in memsys5MallocUnsafe()
273 if( mem5.maxCount<mem5.currentCount ) mem5.maxCount = mem5.currentCount; in memsys5MallocUnsafe()
274 if( mem5.maxOut<mem5.currentOut ) mem5.maxOut = mem5.currentOut; in memsys5MallocUnsafe()
280 memset(&mem5.zPool[i*mem5.szAtom], 0xAA, iFullSz); in memsys5MallocUnsafe()
284 return (void*)&mem5.zPool[i*mem5.szAtom]; in memsys5MallocUnsafe()
297 iBlock = (int)(((u8 *)pOld-mem5.zPool)/mem5.szAtom); in memsys5FreeUnsafe()
300 assert( iBlock>=0 && iBlock<mem5.nBlock ); in memsys5FreeUnsafe()
301 assert( ((u8 *)pOld-mem5.zPool)%mem5.szAtom==0 ); in memsys5FreeUnsafe()
302 assert( (mem5.aCtrl[iBlock] & CTRL_FREE)==0 ); in memsys5FreeUnsafe()
304 iLogsize = mem5.aCtrl[iBlock] & CTRL_LOGSIZE; in memsys5FreeUnsafe()
306 assert( iBlock+size-1<(u32)mem5.nBlock ); in memsys5FreeUnsafe()
308 mem5.aCtrl[iBlock] |= CTRL_FREE; in memsys5FreeUnsafe()
309 mem5.aCtrl[iBlock+size-1] |= CTRL_FREE; in memsys5FreeUnsafe()
312 assert( mem5.currentCount>0 ); in memsys5FreeUnsafe()
313 assert( mem5.currentOut>=(size*mem5.szAtom) ); in memsys5FreeUnsafe()
314 mem5.currentCount--; in memsys5FreeUnsafe()
315 mem5.currentOut -= size*mem5.szAtom; in memsys5FreeUnsafe()
316 assert( mem5.currentOut>0 || mem5.currentCount==0 ); in memsys5FreeUnsafe()
317 assert( mem5.currentCount>0 || mem5.currentOut==0 ); in memsys5FreeUnsafe()
320 mem5.aCtrl[iBlock] = CTRL_FREE | iLogsize; in memsys5FreeUnsafe()
328 if( iBuddy>=mem5.nBlock ) break; in memsys5FreeUnsafe()
330 if( mem5.aCtrl[iBuddy]!=(CTRL_FREE | iLogsize) ) break; in memsys5FreeUnsafe()
334 mem5.aCtrl[iBuddy] = CTRL_FREE | iLogsize; in memsys5FreeUnsafe()
335 mem5.aCtrl[iBlock] = 0; in memsys5FreeUnsafe()
338 mem5.aCtrl[iBlock] = CTRL_FREE | iLogsize; in memsys5FreeUnsafe()
339 mem5.aCtrl[iBuddy] = 0; in memsys5FreeUnsafe()
347 memset(&mem5.zPool[iBlock*mem5.szAtom], 0x55, size); in memsys5FreeUnsafe()
423 if( n<=mem5.szAtom*2 ){ in memsys5Roundup()
424 if( n<=mem5.szAtom ) return mem5.szAtom; in memsys5Roundup()
425 return mem5.szAtom*2; in memsys5Roundup()
428 for(iFullSz=mem5.szAtom*8; iFullSz<n; iFullSz *= 4); in memsys5Roundup()
465 mem5.mutex = 0; in memsys5Init()
478 mem5.szAtom = (1<<nMinLog); in memsys5Init()
479 while( (int)sizeof(Mem5Link)>mem5.szAtom ){ in memsys5Init()
480 mem5.szAtom = mem5.szAtom << 1; in memsys5Init()
483 mem5.nBlock = (nByte / (mem5.szAtom+sizeof(u8))); in memsys5Init()
484 mem5.zPool = zByte; in memsys5Init()
485 mem5.aCtrl = (u8 *)&mem5.zPool[mem5.nBlock*mem5.szAtom]; in memsys5Init()
488 mem5.aiFreelist[ii] = -1; in memsys5Init()
494 if( (iOffset+nAlloc)<=mem5.nBlock ){ in memsys5Init()
495 mem5.aCtrl[iOffset] = ii | CTRL_FREE; in memsys5Init()
499 assert((iOffset+nAlloc)>mem5.nBlock); in memsys5Init()
504 mem5.mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MEM); in memsys5Init()
515 mem5.mutex = 0; in memsys5Shutdown()
540 nMinLog = memsys5Log(mem5.szAtom); in sqlite3Memsys5Dump()
542 for(n=0, j=mem5.aiFreelist[i]; j>=0; j = MEM5LINK(j)->next, n++){} in sqlite3Memsys5Dump()
543 fprintf(out, "freelist items of size %d: %d\n", mem5.szAtom << i, n); in sqlite3Memsys5Dump()
545 fprintf(out, "mem5.nAlloc = %llu\n", mem5.nAlloc); in sqlite3Memsys5Dump()
546 fprintf(out, "mem5.totalAlloc = %llu\n", mem5.totalAlloc); in sqlite3Memsys5Dump()
547 fprintf(out, "mem5.totalExcess = %llu\n", mem5.totalExcess); in sqlite3Memsys5Dump()
548 fprintf(out, "mem5.currentOut = %u\n", mem5.currentOut); in sqlite3Memsys5Dump()
549 fprintf(out, "mem5.currentCount = %u\n", mem5.currentCount); in sqlite3Memsys5Dump()
550 fprintf(out, "mem5.maxOut = %u\n", mem5.maxOut); in sqlite3Memsys5Dump()
551 fprintf(out, "mem5.maxCount = %u\n", mem5.maxCount); in sqlite3Memsys5Dump()
552 fprintf(out, "mem5.maxRequest = %u\n", mem5.maxRequest); in sqlite3Memsys5Dump()