Make greater use of BtCursor.curIntKey.

FossilOrigin-Name: 63998471d023dd846d5583ac856e2acc47ad41ea

manifest

@@ -1,5 +1,5 @@
-C Add\sthe\sBtCursor.curIntKey\sfield\sand\suse\sit\sfor\sa\ssmall\ssize\sreduction\sand\nperformance\sboost.
-D 2015-06-27T22:49:10.437
+C Make\sgreater\suse\sof\sBtCursor.curIntKey.
+D 2015-06-27T23:55:20.211
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in 285a0a234ed7610d431d91671c136098c2bd86a9
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -269,7 +269,7 @@ F src/auth.c b56c78ebe40a2110fd361379f7e8162d23f92240
 F src/backup.c ff743689c4d6c5cb55ad42ed9d174b2b3e71f1e3
 F src/bitvec.c 5eb7958c3bf65210211cbcfc44eff86d0ded7c9d
 F src/btmutex.c 45a968cc85afed9b5e6cf55bf1f42f8d18107f79
-F src/btree.c 124fb2cf3712a32e3cfec4441dac82218d267419
+F src/btree.c 8f86dae090ec737d71c31c2ed79e767bd3638bcb
 F src/btree.h 969adc948e89e449220ff0ff724c94bb2a52e9f1
 F src/btreeInt.h 8ca7124af9ee2ce27747a4e5500c27a254dea8eb
 F src/build.c b3f15255d5b16e42dafeaa638fd4f8a47c94ed70
@@ -1364,7 +1364,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh 48bd54594752d5be3337f12c72f28d2080cb630b
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P 291d9e0c328a7bd0f255b0b7e819ca2c909701a3
-R 2c201a19b31719b4111966366152c8e1
+P 4a17df139ac41e29c9a2e58afbd1238a5e94bd36
+R 951a5590bfe7a8b4e737119af9769202
 U drh
-Z 3864de7c8c7143c5030e74933e17298b
+Z 51f9425184670e22671d083e0bae99bd

manifest.uuid

@@ -1 +1 @@
-4a17df139ac41e29c9a2e58afbd1238a5e94bd36
+63998471d023dd846d5583ac856e2acc47ad41ea

src/btree.c

@@ -620,7 +620,7 @@ static int saveCursorPosition(BtCursor *pCur){
   ** table, then malloc space for and store the pCur->nKey bytes of key 
   ** data.
   */
-  if( 0==pCur->apPage[0]->intKey ){
+  if( 0==pCur->curIntKey ){
     void *pKey = sqlite3Malloc( pCur->nKey );
     if( pKey ){
       rc = sqlite3BtreeKey(pCur, 0, (int)pCur->nKey, pKey);
@@ -633,7 +633,7 @@ static int saveCursorPosition(BtCursor *pCur){
       rc = SQLITE_NOMEM;
     }
   }
-  assert( !pCur->apPage[0]->intKey || !pCur->pKey );
+  assert( !pCur->curIntKey || !pCur->pKey );
 
   if( rc==SQLITE_OK ){
     btreeReleaseAllCursorPages(pCur);
@@ -4987,7 +4987,7 @@ int sqlite3BtreeMovetoUnpacked(
   /* If the cursor is already positioned at the point we are trying
   ** to move to, then just return without doing any work */
   if( pCur->eState==CURSOR_VALID && (pCur->curFlags & BTCF_ValidNKey)!=0
-   && pCur->apPage[0]->intKey 
+   && pCur->curIntKey 
   ){
     if( pCur->info.nKey==intKey ){
       *pRes = 0;
@@ -5022,7 +5022,8 @@ int sqlite3BtreeMovetoUnpacked(
     assert( pCur->pgnoRoot==0 || pCur->apPage[pCur->iPage]->nCell==0 );
     return SQLITE_OK;
   }
-  assert( pCur->apPage[0]->intKey || pIdxKey );
+  assert( pCur->apPage[0]->intKey==pCur->curIntKey );
+  assert( pCur->curIntKey || pIdxKey );
   for(;;){
     int lwr, upr, idx, c;
     Pgno chldPg;