Very small optimization in the bytecode engine.

FossilOrigin-Name: 46002511e52518bae14f210157f231c814c77c9e

diff --git a/manifest b/manifest
index 4cfe2cc04536c466e26605bf699298be4a5cc927..666dc578cf0b25338d4546ca6725cd5424a48404 100644 (file)
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Fix\sa\ssegfault\sintroduced\sby\sthe\srow-value\senhancement\sthat\scomes\sup\son\na\sskip-scan\swhere\sthe\sfirst\sterm\sof\sthe\sindex\sis\sunconstrained\sand\sthe\nsecond\sterm\sis\sof\sthe\sform\s"columm\sIN\s(SELECT...)".
-D 2016-09-19T11:00:42.662
+C Very\ssmall\soptimization\sin\sthe\sbytecode\sengine.
+D 2016-09-19T23:39:34.157
 F Makefile.in 6fd48ffcf7c2deea7499062d1f3747f986c19678
 F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
 F Makefile.msc e1aa788e84f926e42239ee167c53f785bedacacd
@@ -453,7 +453,7 @@ F src/update.c 8179e699dbd45b92934fd02d3d8e3732e8da8802
 F src/utf.c 699001c79f28e48e9bcdf8a463da029ea660540c
 F src/util.c 810ec3f22e2d1b62e66c30fe3621ebdedd23584d
 F src/vacuum.c 913970b9d86dd6c2b8063ef1af421880f1464ec3
-F src/vdbe.c cdac9f8c53e2992816809a45910ff33b6122c191
+F src/vdbe.c c21ff59ffcd6e3e208d1e9525f58ae1fc373c8f4
 F src/vdbe.h c044be7050ac6bf596eecc6ab159f5dbc020a3b7
 F src/vdbeInt.h d21f14721dd87975dc9e3bcdbf504f9c098cf611
 F src/vdbeapi.c a32d61b7dd05e6890d8fd44d2805f55e2f5ba9f3
@@ -1525,7 +1525,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 75146165dcc1ae1faab46b1a7333ef795d5eeac5
-R 6570c4faac186baff77a196a1b23d589
+P 2401ea5acfeee8042489d1db38036ff86e8a6916
+R 683f7035193075e0587f69a387a06ae5
 U drh
-Z c8f046879d40b5e9b9c03ef1eccd7de3
+Z 09002a4c4dfbbe09b9e7daa54e91e112

diff --git a/manifest.uuid b/manifest.uuid
index 316a029f4b16f5ae0b456db8a0aed62583a525b8..ffc0180f5aa2781faf4a939cb923591b6bc39ab6 100644 (file)
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-2401ea5acfeee8042489d1db38036ff86e8a6916
\ No newline at end of file
+46002511e52518bae14f210157f231c814c77c9e
\ No newline at end of file

diff --git a/src/vdbe.c b/src/vdbe.c
index 51092cfedbe64f81a3f4045d8bbf4c22baa1cce3..13c20c462ea43d1c4fd804175a6fe98ccfb860c5 100644 (file)
--- a/src/vdbe.c
+++ b/src/vdbe.c
@@ -3176,12 +3176,12 @@ case OP_Transaction: {
     rc = sqlite3BtreeBeginTrans(pBt, pOp->p2);
     testcase( rc==SQLITE_BUSY_SNAPSHOT );
     testcase( rc==SQLITE_BUSY_RECOVERY );
-    if( (rc&0xff)==SQLITE_BUSY ){
-      p->pc = (int)(pOp - aOp);
-      p->rc = rc;
-      goto vdbe_return;
-    }
     if( rc!=SQLITE_OK ){
+      if( (rc&0xff)==SQLITE_BUSY ){
+        p->pc = (int)(pOp - aOp);
+        p->rc = rc;
+        goto vdbe_return;
+      }
       goto abort_due_to_error;
     }