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Continuing work toward registerizing the code generator. (CVS 4703)

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FossilOrigin-Name: 173698c963473ab1b9db88b23a2de82e4097b96d
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drh
2008-01-10 03:46:36 +00:00
parent 3de120b032
commit 892d317990
6 changed files with 126 additions and 54 deletions
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10
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.645 2008/01/09 23:04:12 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.646 2008/01/10 03:46:36 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -1399,6 +1399,10 @@ struct Parse {
u8 checkSchema; /* Causes schema cookie check after an error */
u8 nested; /* Number of nested calls to the parser/code generator */
u8 parseError; /* True after a parsing error. Ticket #1794 */
u8 nTempReg; /* Number of temporary registers in aTempReg[] */
int aTempReg[8]; /* Holding area for temporary registers */
int nRangeReg; /* Size of the temporary register block */
int iRangeReg; /* First register in temporary register block */
int nErr; /* Number of errors seen */
int nTab; /* Number of previously allocated VDBE cursors */
int nMem; /* Number of memory cells used so far */
@@ -1692,6 +1696,10 @@ void sqlite3DequoteExpr(sqlite3*, Expr*);
int sqlite3KeywordCode(const unsigned char*, int);
int sqlite3RunParser(Parse*, const char*, char **);
void sqlite3FinishCoding(Parse*);
int sqlite3GetTempReg(Parse*);
void sqlite3ReleaseTempReg(Parse*,int);
int sqlite3GetTempRange(Parse*,int);
void sqlite3ReleaseTempRange(Parse*,int,int);
Expr *sqlite3Expr(sqlite3*, int, Expr*, Expr*, const Token*);
Expr *sqlite3PExpr(Parse*, int, Expr*, Expr*, const Token*);
Expr *sqlite3RegisterExpr(Parse*,Token*);