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| author | drh <> | 2022-04-02 22:47:47 +0000 |
|---|---|---|
| committer | drh <> | 2022-04-02 22:47:47 +0000 |
| commit | c2808f39d1b9f13d362a465ee3687022b51f6b40 (patch) | |
| tree | 173fe5b4d2f21f1cc04d1a129f47fa2f926c0339 /src/vdbe.c | |
| parent | 1f416db2926d5c41e04db2537f6343959b7bb09e (diff) | |
| download | sqlite-c2808f39d1b9f13d362a465ee3687022b51f6b40.tar.gz sqlite-c2808f39d1b9f13d362a465ee3687022b51f6b40.zip | |
Expand the getVarint32() macro in a few places, as the C-compiler seems to
be able to optimize better when that macro is expanded manually.
FossilOrigin-Name: cd4fe34b98bf5ce26f3596c717edb73932f3b46ad6e9b4934d06b7b3c176a0d6
Diffstat (limited to 'src/vdbe.c')
| -rw-r--r-- | src/vdbe.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/vdbe.c b/src/vdbe.c index c66680220..bb23757d6 100644 --- a/src/vdbe.c +++ b/src/vdbe.c @@ -2739,7 +2739,11 @@ op_column_restart: assert( pC->szRow<=65536 ); /* Maximum page size is 64KiB */ } pC->cacheStatus = p->cacheCtr; - pC->iHdrOffset = getVarint32(pC->aRow, aOffset[0]); + if( (aOffset[0] = pC->aRow[0])<0x80 ){ + pC->iHdrOffset = 1; + }else{ + pC->iHdrOffset = sqlite3GetVarint32(pC->aRow, aOffset); + } pC->nHdrParsed = 0; if( pC->szRow<aOffset[0] ){ /*OPTIMIZATION-IF-FALSE*/ |