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Performance optimization and size reduction on the freeP4() routine.

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FossilOrigin-Name: 4dc56e8684e0c74fb311c7f0ef1c367da8c7bf70
This commit is contained in:
drh
2016-05-20 15:53:47 +00:00
parent c0a195b885
commit f431a87c7c
3 changed files with 19 additions and 13 deletions
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18
src/vdbeaux.c
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@@ -791,7 +791,7 @@ void sqlite3VdbeJumpHere(Vdbe *p, int addr){
** the FuncDef is not ephermal, then do nothing.
*/
static void freeEphemeralFunction(sqlite3 *db, FuncDef *pDef){
if( ALWAYS(pDef) && (pDef->funcFlags & SQLITE_FUNC_EPHEM)!=0 ){
if( (pDef->funcFlags & SQLITE_FUNC_EPHEM)!=0 ){
sqlite3DbFree(db, pDef);
}
}
@@ -801,12 +801,20 @@ static void vdbeFreeOpArray(sqlite3 *, Op *, int);
/*
** Delete a P4 value if necessary.
*/
static SQLITE_NOINLINE void freeP4Mem(sqlite3 *db, Mem *p){
if( p->szMalloc ) sqlite3DbFree(db, p->zMalloc);
sqlite3DbFree(db, p);
}
static SQLITE_NOINLINE void freeP4FuncCtx(sqlite3 *db, sqlite3_context *p){
freeEphemeralFunction(db, p->pFunc);
sqlite3DbFree(db, p);
}
static void freeP4(sqlite3 *db, int p4type, void *p4){
assert( db );
switch( p4type ){
case P4_FUNCCTX: {
freeEphemeralFunction(db, ((sqlite3_context*)p4)->pFunc);
/* Fall through into the next case */
freeP4FuncCtx(db, (sqlite3_context*)p4);
break;
}
case P4_REAL:
case P4_INT64:
@@ -837,9 +845,7 @@ static void freeP4(sqlite3 *db, int p4type, void *p4){
if( db->pnBytesFreed==0 ){
sqlite3ValueFree((sqlite3_value*)p4);
}else{
Mem *p = (Mem*)p4;
if( p->szMalloc ) sqlite3DbFree(db, p->zMalloc);
sqlite3DbFree(db, p);
freeP4Mem(db, (Mem*)p4);
}
break;
}