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Floating point and 64-bit integer constants store in the virtual

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machine opcodes in binary, not as text.  Performance improvement.
Ticket #2733. (CVS 4507)

FossilOrigin-Name: 7e30fd6a09899842c922b044714dc66796e545d4
This commit is contained in:
drh
2007-10-23 15:39:45 +00:00
parent 55bfeb10cb
commit 598f134020
10 changed files with 96 additions and 59 deletions
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5
src/util.c
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@@ -14,7 +14,7 @@
** This file contains functions for allocating memory, comparing
** strings, and stuff like that.
**
** $Id: util.c,v 1.212 2007/09/01 10:01:13 danielk1977 Exp $
** $Id: util.c,v 1.213 2007/10/23 15:39:45 drh Exp $
*/
#include "sqliteInt.h"
#include <stdarg.h>
@@ -376,7 +376,7 @@ int sqlite3Atoi64(const char *zNum, i64 *pNum){
** 9223373036854775808 will not fit in 64 bits. So it seems safer to return
** false.
*/
int sqlite3FitsIn64Bits(const char *zNum){
int sqlite3FitsIn64Bits(const char *zNum, int negFlag){
int i, c;
int neg = 0;
if( *zNum=='-' ){
@@ -385,6 +385,7 @@ int sqlite3FitsIn64Bits(const char *zNum){
}else if( *zNum=='+' ){
zNum++;
}
if( negFlag ) neg = 1-neg;
while( *zNum=='0' ){
zNum++; /* Skip leading zeros. Ticket #2454 */
}