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Another memory allocator performance optimization.

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FossilOrigin-Name: 6da6f46d0c43e3b68c21f514ddf8ee663c20f249
This commit is contained in:
drh
2014-08-23 19:42:06 +00:00
parent 3bdffddc41
commit b4586f1254
3 changed files with 16 additions and 8 deletions
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10
src/malloc.c
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@@ -477,6 +477,14 @@ void sqlite3_free(void *p){
}
}
/*
** Add the size of memory allocation "p" to the count in
** *db->pnBytesFreed.
*/
static SQLITE_NOINLINE void measureAllocationSize(sqlite3 *db, void *p){
*db->pnBytesFreed += sqlite3DbMallocSize(db,p);
}
/*
** Free memory that might be associated with a particular database
** connection.
@@ -486,7 +494,7 @@ void sqlite3DbFree(sqlite3 *db, void *p){
if( p==0 ) return;
if( db ){
if( db->pnBytesFreed ){
*db->pnBytesFreed += sqlite3DbMallocSize(db, p);
measureAllocationSize(db, p);
return;
}
if( isLookaside(db, p) ){