168   u32 size, hash;  in memsys3Unlink()  local
172   size = mem3.aPool[i-1].u.hdr.size4x/4;  in memsys3Unlink()
173   assert( size==mem3.aPool[i+size-1].u.hdr.prevSize );  in memsys3Unlink()
174   assert( size>=2 );  in memsys3Unlink()
175   if( size <= MX_SMALL ){  in memsys3Unlink()
176     memsys3UnlinkFromList(i, &mem3.aiSmall[size-2]);  in memsys3Unlink()
178     hash = size % N_HASH;  in memsys3Unlink()
202   u32 size, hash;  in memsys3Link()  local
206   size = mem3.aPool[i-1].u.hdr.size4x/4;  in memsys3Link()
207   assert( size==mem3.aPool[i+size-1].u.hdr.prevSize );  in memsys3Link()
208   assert( size>=2 );  in memsys3Link()
209   if( size <= MX_SMALL ){  in memsys3Link()
210     memsys3LinkIntoList(i, &mem3.aiSmall[size-2]);  in memsys3Link()
212     hash = size % N_HASH;  in memsys3Link()
316   u32 iNext, prev, size, i, x;  in memsys3Merge()  local
321     size = mem3.aPool[i-1].u.hdr.size4x;  in memsys3Merge()
322     assert( (size&1)==0 );  in memsys3Merge()
323     if( (size&2)==0 ){  in memsys3Merge()
331       size = i + size/4 - prev;  in memsys3Merge()
333       mem3.aPool[prev-1].u.hdr.size4x = size*4 | x;  in memsys3Merge()
334       mem3.aPool[prev+size-1].u.hdr.prevSize = size;  in memsys3Merge()
338       size /= 4;  in memsys3Merge()
340     if( size>mem3.szKeyBlk ){  in memsys3Merge()
342       mem3.szKeyBlk = size;  in memsys3Merge()
439   u32 size, x;  in memsys3FreeUnsafe()  local
444   size = mem3.aPool[i-1].u.hdr.size4x/4;  in memsys3FreeUnsafe()
445   assert( i+size<=mem3.nPool+1 );  in memsys3FreeUnsafe()
447   mem3.aPool[i+size-1].u.hdr.prevSize = size;  in memsys3FreeUnsafe()
448   mem3.aPool[i+size-1].u.hdr.size4x &= ~2;  in memsys3FreeUnsafe()
454       size = mem3.aPool[mem3.iKeyBlk-1].u.hdr.prevSize;  in memsys3FreeUnsafe()
455       mem3.iKeyBlk -= size;  in memsys3FreeUnsafe()
456       mem3.szKeyBlk += size;  in memsys3FreeUnsafe()
593   u32 size;  in sqlite3Memsys3Dump()  local
606   for(i=1; i<=mem3.nPool; i+=size/4){  in sqlite3Memsys3Dump()
607     size = mem3.aPool[i-1].u.hdr.size4x;  in sqlite3Memsys3Dump()
608     if( size/4<=1 ){  in sqlite3Memsys3Dump()
613     if( (size&1)==0 && mem3.aPool[i+size/4-1].u.hdr.prevSize!=size/4 ){  in sqlite3Memsys3Dump()
618     if( ((mem3.aPool[i+size/4-1].u.hdr.size4x&2)>>1)!=(size&1) ){  in sqlite3Memsys3Dump()
623     if( size&1 ){  in sqlite3Memsys3Dump()
624       fprintf(out, "%p %6d bytes checked out\n", &mem3.aPool[i], (size/4)*8-8);  in sqlite3Memsys3Dump()
626       fprintf(out, "%p %6d bytes free%s\n", &mem3.aPool[i], (size/4)*8-8,  in sqlite3Memsys3Dump()