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Overview
| Comment: | Rearrange memory allocation in sqlite3VdbeMakeReady to try to work around some byte-alignment problems on Sparc. (CVS 2002) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
f623d6e74fb5f6f70a22c06278b2bb1b |
| User & Date: | drh 2004-10-05 17:37:36 |
Context
|
2004-10-06
| ||
| 14:39 | Fix the ".import" command of the command-line shell so that it ignores \n and \r at the end of a line. Ticket #939. (CVS 2003) check-in: dcbf4817 user: drh tags: trunk | |
|
2004-10-05
| ||
| 17:37 | Rearrange memory allocation in sqlite3VdbeMakeReady to try to work around some byte-alignment problems on Sparc. (CVS 2002) check-in: f623d6e7 user: drh tags: trunk | |
| 15:42 | Use the database name supplied to table_info() and related pragmas. (CVS 2001) check-in: 0415af32 user: drh tags: trunk | |
Changes
Changes to src/vdbeaux.c.
600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 |
** Allocation all the stack space we will ever need.
*/
if( p->aStack==0 ){
resolveP2Values(p);
assert( nVar>=0 );
n = isExplain ? 10 : p->nOp;
p->aStack = sqliteMalloc(
n*(sizeof(p->aStack[0])+sizeof(Mem*)) /* aStack, apArg */
+ nVar*sizeof(Mem) /* aVar */
+ nVar*sizeof(char*) /* azVar */
+ nMem*sizeof(Mem) /* aMem */
+ nCursor*sizeof(Cursor*) /* apCsr */
);
if( !sqlite3_malloc_failed ){
p->apArg = (Mem **)&p->aStack[n];
p->aVar = (Mem *)&p->apArg[n];
p->azVar = (char**)&p->aVar[nVar];
p->okVar = 0;
p->nVar = nVar;
p->aMem = (Mem*)&p->azVar[nVar];
p->nMem = nMem;
p->apCsr = (Cursor**)&p->aMem[nMem];
p->nCursor = nCursor;
for(n=0; n<nVar; n++){
p->aVar[n].flags = MEM_Null;
}
for(n=0; n<nMem; n++){
p->aMem[n].flags = MEM_Null;
}
|
| > | | | | | < | | | | > | |
600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 |
** Allocation all the stack space we will ever need.
*/
if( p->aStack==0 ){
resolveP2Values(p);
assert( nVar>=0 );
n = isExplain ? 10 : p->nOp;
p->aStack = sqliteMalloc(
n*sizeof(p->aStack[0]) /* aStack */
+ n*sizeof(Mem*) /* apArg */
+ nVar*sizeof(Mem) /* aVar */
+ nVar*sizeof(char*) /* azVar */
+ nMem*sizeof(Mem) /* aMem */
+ nCursor*sizeof(Cursor*) /* apCsr */
);
if( !sqlite3_malloc_failed ){
p->aMem = &p->aStack[n];
p->nMem = nMem;
p->aVar = &p->aMem[nMem];
p->nVar = nVar;
p->okVar = 0;
p->apArg = (Mem**)&p->aVar[nVar];
p->azVar = (char**)&p->apArg[n];
p->apCsr = (Cursor**)&p->azVar[nVar];
p->nCursor = nCursor;
for(n=0; n<nVar; n++){
p->aVar[n].flags = MEM_Null;
}
for(n=0; n<nMem; n++){
p->aMem[n].flags = MEM_Null;
}
|