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speed tweaks and documentation updates (CVS 170)

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FossilOrigin-Name: b46f9a317b06bd490bda987e11e24f2c27162370
This commit is contained in:
drh
2000-12-10 18:35:20 +00:00
parent 144f1d64b5
commit acf4575752
3 changed files with 24 additions and 18 deletions
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28
src/vdbe.c
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@@ -41,7 +41,7 @@
** But other routines are also provided to help in building up
** a program instruction by instruction.
**
** $Id: vdbe.c,v 1.48 2000/12/10 18:23:51 drh Exp $
** $Id: vdbe.c,v 1.49 2000/12/10 18:35:20 drh Exp $
*/
#include "sqliteInt.h"
#include <unistd.h>
@@ -1282,8 +1282,8 @@ int sqliteVdbeExec(
break;
}
}
PopStack(p, 2);
p->tos = nos;
POPSTACK;
Release(p, nos);
aStack[nos].i = b;
aStack[nos].flags = STK_Int;
}else{
@@ -1471,7 +1471,8 @@ int sqliteVdbeExec(
case OP_Gt: c = c>0; break;
default: c = c>=0; break;
}
PopStack(p, 2);
POPSTACK;
POPSTACK;
if( c ) pc = pOp->p2-1;
break;
}
@@ -1499,7 +1500,8 @@ int sqliteVdbeExec(
Stringify(p, tos);
Stringify(p, nos);
c = sqliteLikeCompare(zStack[tos], zStack[nos]);
PopStack(p, 2);
POPSTACK;
POPSTACK;
if( pOp->p1 ) c = !c;
if( c ) pc = pOp->p2-1;
break;
@@ -1531,7 +1533,8 @@ int sqliteVdbeExec(
Stringify(p, tos);
Stringify(p, nos);
c = sqliteGlobCompare(zStack[tos], zStack[nos]);
PopStack(p, 2);
POPSTACK;
POPSTACK;
if( pOp->p1 ) c = !c;
if( c ) pc = pOp->p2-1;
break;
@@ -1562,8 +1565,8 @@ int sqliteVdbeExec(
}else{
c = aStack[tos].i || aStack[nos].i;
}
PopStack(p, 2);
p->tos++;
POPSTACK;
Release(p, nos);
aStack[nos].i = c;
aStack[nos].flags = STK_Int;
break;
@@ -2000,7 +2003,8 @@ int sqliteVdbeExec(
pBe->Put(p->aCsr[i].pCursor, nKey, zKey,
aStack[tos].n, zStack[tos]);
}
PopStack(p, 2);
POPSTACK;
POPSTACK;
break;
}
@@ -2296,7 +2300,8 @@ int sqliteVdbeExec(
}
}
}
PopStack(p, 2);
POPSTACK;
POPSTACK;
break;
}
@@ -2348,7 +2353,8 @@ int sqliteVdbeExec(
sizeof(int)*nIdx, (char*)aIdx);
}
}
PopStack(p, 2);
POPSTACK;
POPSTACK;
break;
}