diff options
Diffstat (limited to 'ext/pdo_sqlite/sqlite/src/vdbe.h')
| -rw-r--r-- | ext/pdo_sqlite/sqlite/src/vdbe.h | 85 |
1 files changed, 61 insertions, 24 deletions
diff --git a/ext/pdo_sqlite/sqlite/src/vdbe.h b/ext/pdo_sqlite/sqlite/src/vdbe.h index 903a18dcd2..11bd3f76d5 100644 --- a/ext/pdo_sqlite/sqlite/src/vdbe.h +++ b/ext/pdo_sqlite/sqlite/src/vdbe.h @@ -29,16 +29,41 @@ typedef struct Vdbe Vdbe; /* +** The names of the following types declared in vdbeInt.h are required +** for the VdbeOp definition. +*/ +typedef struct VdbeFunc VdbeFunc; +typedef struct Mem Mem; + +/* ** A single instruction of the virtual machine has an opcode ** and as many as three operands. The instruction is recorded ** as an instance of the following structure: */ struct VdbeOp { u8 opcode; /* What operation to perform */ + signed char p4type; /* One of the P4_xxx constants for p4 */ + u8 flags; /* Flags for internal use */ + u8 p5; /* Fifth parameter is an unsigned character */ int p1; /* First operand */ int p2; /* Second parameter (often the jump destination) */ - char *p3; /* Third parameter */ - int p3type; /* One of the P3_xxx constants defined below */ + int p3; /* The third parameter */ + union { /* forth parameter */ + int i; /* Integer value if p4type==P4_INT32 */ + void *p; /* Generic pointer */ + char *z; /* Pointer to data for string (char array) types */ + i64 *pI64; /* Used when p4type is P4_INT64 */ + double *pReal; /* Used when p4type is P4_REAL */ + FuncDef *pFunc; /* Used when p4type is P4_FUNCDEF */ + VdbeFunc *pVdbeFunc; /* Used when p4type is P4_VDBEFUNC */ + CollSeq *pColl; /* Used when p4type is P4_COLLSEQ */ + Mem *pMem; /* Used when p4type is P4_MEM */ + sqlite3_vtab *pVtab; /* Used when p4type is P4_VTAB */ + KeyInfo *pKeyInfo; /* Used when p4type is P4_KEYINFO */ + } p4; +#ifdef SQLITE_DEBUG + char *zComment; /* Comment to improve readability */ +#endif #ifdef VDBE_PROFILE int cnt; /* Number of times this instruction was executed */ long long cycles; /* Total time spend executing this instruction */ @@ -53,34 +78,37 @@ typedef struct VdbeOp VdbeOp; struct VdbeOpList { u8 opcode; /* What operation to perform */ signed char p1; /* First operand */ - short int p2; /* Second parameter (often the jump destination) */ - char *p3; /* Third parameter */ + signed char p2; /* Second parameter (often the jump destination) */ + signed char p3; /* Third parameter */ }; typedef struct VdbeOpList VdbeOpList; /* ** Allowed values of VdbeOp.p3type */ -#define P3_NOTUSED 0 /* The P3 parameter is not used */ -#define P3_DYNAMIC (-1) /* Pointer to a string obtained from sqliteMalloc() */ -#define P3_STATIC (-2) /* Pointer to a static string */ -#define P3_COLLSEQ (-4) /* P3 is a pointer to a CollSeq structure */ -#define P3_FUNCDEF (-5) /* P3 is a pointer to a FuncDef structure */ -#define P3_KEYINFO (-6) /* P3 is a pointer to a KeyInfo structure */ -#define P3_VDBEFUNC (-7) /* P3 is a pointer to a VdbeFunc structure */ -#define P3_MEM (-8) /* P3 is a pointer to a Mem* structure */ -#define P3_TRANSIENT (-9) /* P3 is a pointer to a transient string */ -#define P3_VTAB (-10) /* P3 is a pointer to an sqlite3_vtab structure */ -#define P3_MPRINTF (-11) /* P3 is a string obtained from sqlite3_mprintf() */ +#define P4_NOTUSED 0 /* The P4 parameter is not used */ +#define P4_DYNAMIC (-1) /* Pointer to a string obtained from sqliteMalloc() */ +#define P4_STATIC (-2) /* Pointer to a static string */ +#define P4_COLLSEQ (-4) /* P4 is a pointer to a CollSeq structure */ +#define P4_FUNCDEF (-5) /* P4 is a pointer to a FuncDef structure */ +#define P4_KEYINFO (-6) /* P4 is a pointer to a KeyInfo structure */ +#define P4_VDBEFUNC (-7) /* P4 is a pointer to a VdbeFunc structure */ +#define P4_MEM (-8) /* P4 is a pointer to a Mem* structure */ +#define P4_TRANSIENT (-9) /* P4 is a pointer to a transient string */ +#define P4_VTAB (-10) /* P4 is a pointer to an sqlite3_vtab structure */ +#define P4_MPRINTF (-11) /* P4 is a string obtained from sqlite3_mprintf() */ +#define P4_REAL (-12) /* P4 is a 64-bit floating point value */ +#define P4_INT64 (-13) /* P4 is a 64-bit signed integer */ +#define P4_INT32 (-14) /* P4 is a 32-bit signed integer */ -/* When adding a P3 argument using P3_KEYINFO, a copy of the KeyInfo structure +/* When adding a P4 argument using P4_KEYINFO, a copy of the KeyInfo structure ** is made. That copy is freed when the Vdbe is finalized. But if the -** argument is P3_KEYINFO_HANDOFF, the passed in pointer is used. It still +** argument is P4_KEYINFO_HANDOFF, the passed in pointer is used. It still ** gets freed when the Vdbe is finalized so it still should be obtained ** from a single sqliteMalloc(). But no copy is made and the calling ** function should *not* try to free the KeyInfo. */ -#define P3_KEYINFO_HANDOFF (-9) +#define P4_KEYINFO_HANDOFF (-9) /* ** The Vdbe.aColName array contains 5n Mem structures, where n is the @@ -112,15 +140,20 @@ typedef struct VdbeOpList VdbeOpList; ** for a description of what each of these routines does. */ Vdbe *sqlite3VdbeCreate(sqlite3*); -void sqlite3VdbeCreateCallback(Vdbe*, int*); -int sqlite3VdbeAddOp(Vdbe*,int,int,int); -int sqlite3VdbeOp3(Vdbe*,int,int,int,const char *zP3,int); +int sqlite3VdbeAddOp0(Vdbe*,int); +int sqlite3VdbeAddOp1(Vdbe*,int,int); +int sqlite3VdbeAddOp2(Vdbe*,int,int,int); +int sqlite3VdbeAddOp3(Vdbe*,int,int,int,int); +int sqlite3VdbeAddOp4(Vdbe*,int,int,int,int,const char *zP4,int); int sqlite3VdbeAddOpList(Vdbe*, int nOp, VdbeOpList const *aOp); void sqlite3VdbeChangeP1(Vdbe*, int addr, int P1); void sqlite3VdbeChangeP2(Vdbe*, int addr, int P2); +void sqlite3VdbeChangeP3(Vdbe*, int addr, int P3); +void sqlite3VdbeChangeP5(Vdbe*, u8 P5); void sqlite3VdbeJumpHere(Vdbe*, int addr); void sqlite3VdbeChangeToNoop(Vdbe*, int addr, int N); -void sqlite3VdbeChangeP3(Vdbe*, int addr, const char *zP1, int N); +void sqlite3VdbeChangeP4(Vdbe*, int addr, const char *zP4, int N); +void sqlite3VdbeUsesBtree(Vdbe*, int); VdbeOp *sqlite3VdbeGetOp(Vdbe*, int); int sqlite3VdbeMakeLabel(Vdbe*); void sqlite3VdbeDelete(Vdbe*); @@ -128,13 +161,17 @@ void sqlite3VdbeMakeReady(Vdbe*,int,int,int,int); int sqlite3VdbeFinalize(Vdbe*); void sqlite3VdbeResolveLabel(Vdbe*, int); int sqlite3VdbeCurrentAddr(Vdbe*); -void sqlite3VdbeTrace(Vdbe*,FILE*); +#ifdef SQLITE_DEBUG + void sqlite3VdbeTrace(Vdbe*,FILE*); +#endif +void sqlite3VdbeResetStepResult(Vdbe*); int sqlite3VdbeReset(Vdbe*); -int sqliteVdbeSetVariables(Vdbe*,int,const char**); void sqlite3VdbeSetNumCols(Vdbe*,int); int sqlite3VdbeSetColName(Vdbe*, int, int, const char *, int); void sqlite3VdbeCountChanges(Vdbe*); sqlite3 *sqlite3VdbeDb(Vdbe*); +void sqlite3VdbeSetSql(Vdbe*, const char *z, int n); +void sqlite3VdbeSwap(Vdbe*,Vdbe*); #ifndef NDEBUG void sqlite3VdbeComment(Vdbe*, const char*, ...); |