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Small performance increase on the binding interfaces.

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FossilOrigin-Name: aab24c37fb444804fb91177b4b522909ef1bb85383444d97d82a758f919047d2
This commit is contained in:
drh
2022-08-03 19:37:25 +00:00
parent 3a17e2e5cf
commit 403f00219b
3 changed files with 15 additions and 16 deletions
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17
src/vdbeapi.c
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@@ -1432,7 +1432,7 @@ const void *sqlite3_column_origin_name16(sqlite3_stmt *pStmt, int N){
** The error code stored in database p->db is overwritten with the return
** value in any case.
*/
static int vdbeUnbind(Vdbe *p, int i){
static int vdbeUnbind(Vdbe *p, unsigned int i){
Mem *pVar;
if( vdbeSafetyNotNull(p) ){
return SQLITE_MISUSE_BKPT;
@@ -1445,12 +1445,11 @@ static int vdbeUnbind(Vdbe *p, int i){
"bind on a busy prepared statement: [%s]", p->zSql);
return SQLITE_MISUSE_BKPT;
}
if( i<1 || i>p->nVar ){
if( i>=p->nVar ){
sqlite3Error(p->db, SQLITE_RANGE);
sqlite3_mutex_leave(p->db->mutex);
return SQLITE_RANGE;
}
i--;
pVar = &p->aVar[i];
sqlite3VdbeMemRelease(pVar);
pVar->flags = MEM_Null;
@@ -1487,7 +1486,7 @@ static int bindText(
Mem *pVar;
int rc;
rc = vdbeUnbind(p, i);
rc = vdbeUnbind(p, (u32)(i-1));
if( rc==SQLITE_OK ){
if( zData!=0 ){
pVar = &p->aVar[i-1];
@@ -1536,7 +1535,7 @@ int sqlite3_bind_blob64(
int sqlite3_bind_double(sqlite3_stmt *pStmt, int i, double rValue){
int rc;
Vdbe *p = (Vdbe *)pStmt;
rc = vdbeUnbind(p, i);
rc = vdbeUnbind(p, (u32)(i-1));
if( rc==SQLITE_OK ){
sqlite3VdbeMemSetDouble(&p->aVar[i-1], rValue);
sqlite3_mutex_leave(p->db->mutex);
@@ -1549,7 +1548,7 @@ int sqlite3_bind_int(sqlite3_stmt *p, int i, int iValue){
int sqlite3_bind_int64(sqlite3_stmt *pStmt, int i, sqlite_int64 iValue){
int rc;
Vdbe *p = (Vdbe *)pStmt;
rc = vdbeUnbind(p, i);
rc = vdbeUnbind(p, (u32)(i-1));
if( rc==SQLITE_OK ){
sqlite3VdbeMemSetInt64(&p->aVar[i-1], iValue);
sqlite3_mutex_leave(p->db->mutex);
@@ -1559,7 +1558,7 @@ int sqlite3_bind_int64(sqlite3_stmt *pStmt, int i, sqlite_int64 iValue){
int sqlite3_bind_null(sqlite3_stmt *pStmt, int i){
int rc;
Vdbe *p = (Vdbe*)pStmt;
rc = vdbeUnbind(p, i);
rc = vdbeUnbind(p, (u32)(i-1));
if( rc==SQLITE_OK ){
sqlite3_mutex_leave(p->db->mutex);
}
@@ -1574,7 +1573,7 @@ int sqlite3_bind_pointer(
){
int rc;
Vdbe *p = (Vdbe*)pStmt;
rc = vdbeUnbind(p, i);
rc = vdbeUnbind(p, (u32)(i-1));
if( rc==SQLITE_OK ){
sqlite3VdbeMemSetPointer(&p->aVar[i-1], pPtr, zPTtype, xDestructor);
sqlite3_mutex_leave(p->db->mutex);
@@ -1652,7 +1651,7 @@ int sqlite3_bind_value(sqlite3_stmt *pStmt, int i, const sqlite3_value *pValue){
int sqlite3_bind_zeroblob(sqlite3_stmt *pStmt, int i, int n){
int rc;
Vdbe *p = (Vdbe *)pStmt;
rc = vdbeUnbind(p, i);
rc = vdbeUnbind(p, (u32)(i-1));
if( rc==SQLITE_OK ){
#ifndef SQLITE_OMIT_INCRBLOB
sqlite3VdbeMemSetZeroBlob(&p->aVar[i-1], n);