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Overview
| Comment: | Avoid unnecessary function prologues in the sqlite3VdbeAddOp3() routine. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 7c6a19ba9b0bdb1cc0b9a9796b7c1c114944d927 |
| User & Date: | drh 2015-11-09 12:33:39 |
Context
|
2015-11-09
| ||
| 12:44 | Check in the cg_anno.tcl and run-speed-test.sh scripts, as an historical record. check-in: 836418d3 user: drh tags: trunk | |
| 12:33 | Avoid unnecessary function prologues in the sqlite3VdbeAddOp3() routine. check-in: 7c6a19ba user: drh tags: trunk | |
| 02:08 | Small size reduction and performance increase in the parser. check-in: d62cd757 user: drh tags: trunk | |
Changes
Changes to src/vdbeaux.c.
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**
** p1, p2, p3 Operands
**
** Use the sqlite3VdbeResolveLabel() function to fix an address and
** the sqlite3VdbeChangeP4() function to change the value of the P4
** operand.
*/
int sqlite3VdbeAddOp3(Vdbe *p, int op, int p1, int p2, int p3){
int i;
VdbeOp *pOp;
i = p->nOp;
assert( p->magic==VDBE_MAGIC_INIT );
assert( op>0 && op<0xff );
if( p->pParse->nOpAlloc<=i ){
if( growOpArray(p, 1) ){
return 1;
}
}
p->nOp++;
pOp = &p->aOp[i];
pOp->opcode = (u8)op;
pOp->p5 = 0;
pOp->p1 = p1;
pOp->p2 = p2;
|
> > > > > > | < < |
153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 |
** ** p1, p2, p3 Operands ** ** Use the sqlite3VdbeResolveLabel() function to fix an address and ** the sqlite3VdbeChangeP4() function to change the value of the P4 ** operand. */ static SQLITE_NOINLINE int growOp3(Vdbe *p, int op, int p1, int p2, int p3){ assert( p->pParse->nOpAlloc<=p->nOp ); if( growOpArray(p, 1) ) return 1; assert( p->pParse->nOpAlloc>p->nOp ); return sqlite3VdbeAddOp3(p, op, p1, p2, p3); } int sqlite3VdbeAddOp3(Vdbe *p, int op, int p1, int p2, int p3){ int i; VdbeOp *pOp; i = p->nOp; assert( p->magic==VDBE_MAGIC_INIT ); assert( op>0 && op<0xff ); if( p->pParse->nOpAlloc<=i ){ return growOp3(p, op, p1, p2, p3); } p->nOp++; pOp = &p->aOp[i]; pOp->opcode = (u8)op; pOp->p5 = 0; pOp->p1 = p1; pOp->p2 = p2; |