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Overview
| Comment: | Minor simplification of the comparison opcodes. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
56474ebca3fdddb8f3c5156f06dc42dc |
| User & Date: | drh 2016-10-18 16:36:15 |
Context
|
2016-10-20
| ||
| 18:20 | Add the ability for the PRAGMA statement to accept multiple arguments. Currently all arguments other than the first are ignored. (Leaf check-in: fd81d8a4 user: drh tags: multi-arg-pragma) | |
| 11:48 | Add test case to incrblob4.test. No changes to code. (check-in: fd9c6ff0 user: dan tags: trunk) | |
|
2016-10-18
| ||
| 16:36 | Minor simplification of the comparison opcodes. (check-in: 56474ebc user: drh tags: trunk) | |
| 15:29 | Fix harmless uninitialized variable warnings in speedtest1.c. (check-in: 2aa7a03b user: drh tags: trunk) | |
Changes
Changes to src/vdbe.c.
1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 |
/* If SQLITE_NULLEQ is set (which will only happen if the operator is
** OP_Eq or OP_Ne) then take the jump or not depending on whether
** or not both operands are null.
*/
assert( pOp->opcode==OP_Eq || pOp->opcode==OP_Ne );
assert( (flags1 & MEM_Cleared)==0 );
assert( (pOp->p5 & SQLITE_JUMPIFNULL)==0 );
if( (flags1&MEM_Null)!=0
&& (flags3&MEM_Null)!=0
&& (flags3&MEM_Cleared)==0
){
res = 0; /* Operands are equal */
}else{
res = 1; /* Operands are not equal */
}
}else{
|
< | |
1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 |
/* If SQLITE_NULLEQ is set (which will only happen if the operator is
** OP_Eq or OP_Ne) then take the jump or not depending on whether
** or not both operands are null.
*/
assert( pOp->opcode==OP_Eq || pOp->opcode==OP_Ne );
assert( (flags1 & MEM_Cleared)==0 );
assert( (pOp->p5 & SQLITE_JUMPIFNULL)==0 );
if( (flags1&flags3&MEM_Null)!=0
&& (flags3&MEM_Cleared)==0
){
res = 0; /* Operands are equal */
}else{
res = 1; /* Operands are not equal */
}
}else{
|