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Use sqlite3DbFreeNN() instead of sqlite3DbFree() in a few hot spots for

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better performance.

FossilOrigin-Name: b12de0ecc78a4f654c8e7b2b17cc2201688808a4f516908e9563a216677e655c
This commit is contained in:
drh 2022-03-28 14:18:03 +00:00
parent f5a8386c32
commit da3ec15f3c
4 changed files with 15 additions and 13 deletions
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14
manifest
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@ -1,5 +1,5 @@
C Performance\soptimization\sin\sthe\smemsys5\smemory\sallocator.
D 2022-03-28T13:22:54.383
C Use\ssqlite3DbFreeNN()\sinstead\sof\ssqlite3DbFree()\sin\sa\sfew\shot\sspots\sfor\nbetter\sperformance.
D 2022-03-28T14:18:03.634
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -616,7 +616,7 @@ F src/test_windirent.h 90dfbe95442c9762357fe128dc7ae3dc199d006de93eb33ba3972e0a9
F src/test_window.c cdae419fdcea5bad6dcd9368c685abdad6deb59e9fc8b84b153de513d394ba3f
F src/test_wsd.c 41cadfd9d97fe8e3e4e44f61a4a8ccd6f7ca8fe9
F src/threads.c 4ae07fa022a3dc7c5beb373cf744a85d3c5c6c3c
F src/tokenize.c 6661a9fa660ecbd3ac0df1acd2ec788b3a8122b4316022bcdaf476ea6754a8de
F src/tokenize.c a38f52058b517929e264094abd0b5fd1e8e145a1aa43bc6f6a72ae5218f96c98
F src/treeview.c 3fac35b0835998f34bc940cb07282c5c485caa1645135435fca07ba828c48463
F src/trigger.c 8caa0baf1b18522863cf0fd611ef483962cfa50155ca82ad43e63b20f863a683
F src/update.c f875b0d59da5c3055a0b2ac20560e1650229c6787e78de5e9836267b5cbb8359
@ -628,7 +628,7 @@ F src/vdbe.c b1830c6daf744473a732257652b6431ac18032f508a3e30ff3a1466fe5978559
F src/vdbe.h a1d0e3b934e835e73edd146f2e7c4eadb711b5c9875c18159a57483fd78e550e
F src/vdbeInt.h 8dd91427155a38ec06e9ecbde07e33f21bc02e101625191e7613f883e379a363
F src/vdbeapi.c bc3812dff7c9e6497c87ae86962818a51f66f8d7a873e7ec02a22aa115b84799
F src/vdbeaux.c 33c61dc3dbe920f262371ad2ba3e10277d27d8e35ee86075e2aef74113eae251
F src/vdbeaux.c 1a718a2baef76f2e6fcf7fe12d60e4a2a3b5ccb84b0733ab3f8d1fbe312dce19
F src/vdbeblob.c 5e61ce31aca17db8fb60395407457a8c1c7fb471dde405e0cd675974611dcfcd
F src/vdbemem.c 57fceb4ed6aac960e9517c963dc0668189e8b7c8e6216d257030a2f5e9a583df
F src/vdbesort.c 43756031ca7430f7aec3ef904824a7883c4ede783e51f280d99b9b65c0796e35
@ -1945,8 +1945,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P 1a6328f2a5b4973094e5f85787145d652119822c86ec01a61f3f985c9d2903f2
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P 949133231f8f751aa86518d0d3f6f03d7827fec085bfef3929fa3d57369d0216
R 8bb789d6e9ef98c61a24ee7a63b36635
U drh
Z 68a9fe4db4958adfd158cca3b2637b20
Z 93250572ce0f63983b330a7fac8a4441
# Remove this line to create a well-formed Fossil manifest.

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manifest.uuid
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@ -1 +1 @@
949133231f8f751aa86518d0d3f6f03d7827fec085bfef3929fa3d57369d0216
b12de0ecc78a4f654c8e7b2b17cc2201688808a4f516908e9563a216677e655c

2
src/tokenize.c
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@ -710,7 +710,7 @@ int sqlite3RunParser(Parse *pParse, const char *zSql){
if( pParse->pNewTrigger && !IN_RENAME_OBJECT ){
sqlite3DeleteTrigger(db, pParse->pNewTrigger);
}
sqlite3DbFree(db, pParse->pVList);
if( pParse->pVList ) sqlite3DbFreeNN(db, pParse->pVList);
db->pParse = pParentParse;
assert( nErr==0 || pParse->rc!=SQLITE_OK );
return nErr;

10
src/vdbeaux.c
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@ -3439,7 +3439,10 @@ void sqlite3VdbeDeleteAuxData(sqlite3 *db, AuxData **pp, int iOp, int mask){
void sqlite3VdbeClearObject(sqlite3 *db, Vdbe *p){
SubProgram *pSub, *pNext;
assert( p->db==0 || p->db==db );
releaseMemArray(p->aColName, p->nResColumn*COLNAME_N);
if( p->aColName ){
releaseMemArray(p->aColName, p->nResColumn*COLNAME_N);
sqlite3DbFreeNN(db, p->aColName);
}
for(pSub=p->pProgram; pSub; pSub=pNext){
pNext = pSub->pNext;
vdbeFreeOpArray(db, pSub->aOp, pSub->nOp);
@ -3447,11 +3450,10 @@ void sqlite3VdbeClearObject(sqlite3 *db, Vdbe *p){
}
if( p->iVdbeMagic!=VDBE_MAGIC_INIT ){
releaseMemArray(p->aVar, p->nVar);
sqlite3DbFree(db, p->pVList);
sqlite3DbFree(db, p->pFree);
if( p->pVList ) sqlite3DbFreeNN(db, p->pVList);
if( p->pFree ) sqlite3DbFreeNN(db, p->pFree);
}
vdbeFreeOpArray(db, p->aOp, p->nOp);
sqlite3DbFree(db, p->aColName);
sqlite3DbFree(db, p->zSql);
#ifdef SQLITE_ENABLE_NORMALIZE
sqlite3DbFree(db, p->zNormSql);