Check-in [c29648d90f]
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Overview
Comment:repair tclx profile command for 8.6
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: c29648d90f7440aa230690265469b5d7ffe77a21
User & Date: chw 2016-11-21 13:34:00.363
References
2016-11-21
19:27
simplification of check-in [c29648d90f] check-in: eec9d69bc1 user: chw tags: trunk
Context
2016-11-21
14:36
add missing files to vu widgets directory check-in: 26fbc863bd user: chw tags: trunk
13:34
repair tclx profile command for 8.6 check-in: c29648d90f user: chw tags: trunk
2016-11-19
19:11
another cleanup in vu widgets check-in: ec154d64d1 user: chw tags: trunk
Changes
Unified Diff Ignore Whitespace Patch
Changes to jni/tclx/generic/tclXprofile.c.
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 *-----------------------------------------------------------------------------
 * $Id: tclXprofile.c,v 1.4 2009/10/13 19:28:23 kot Exp $
 *-----------------------------------------------------------------------------
 */

#include "tclExtdInt.h"









/*
 * For when the level is not known.
 */
#define UNKNOWN_LEVEL -1

/*
 * Stack entry used to keep track of an profiling information for procedures







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 *-----------------------------------------------------------------------------
 * $Id: tclXprofile.c,v 1.4 2009/10/13 19:28:23 kot Exp $
 *-----------------------------------------------------------------------------
 */

#include "tclExtdInt.h"

/*
 * On Tcl 8.6 and newer, use Tcl_CreateObjTrace() etc.
 */
#if TCL_MAJOR_VERSION > 8 || \
   (TCL_MAJOR_VERSION == 8 && TCL_MINOR_VERSION >= 6)
#define OBJ_AND_NRE 1
#endif

/*
 * For when the level is not known.
 */
#define UNKNOWN_LEVEL -1

/*
 * Stack entry used to keep track of an profiling information for procedures
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    Tcl_Trace       traceHandle;           /* Handle to current trace.       */
    int             commandMode;           /* Prof all commands?             */
    int             evalMode;              /* Use eval stack.                */
    Command        *currentCmdPtr;         /* Current command table entry.   */
    Tcl_CmdProc    *savedStrCmdProc;       /* Saved string command function  */
    ClientData      savedStrCmdClientData; /* and clientData.                */
    Tcl_ObjCmdProc *savedObjCmdProc;       /* Saved object command function  */



    ClientData      savedObjCmdClientData; /* and clientData.                */




    int             evalLevel;             /* Eval level when invoked.       */
    clock_t         realTime;              /* Current real and CPU time.     */
    clock_t         cpuTime;
    clock_t         prevRealTime;          /* Real and CPU time of previous  */
    clock_t         prevCpuTime;           /* trace.                         */
    int             updatedTimes;          /* Has current times been updated?*/
    profEntry_t    *stackPtr;              /* Proc/command nesting stack.    */







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    Tcl_Trace       traceHandle;           /* Handle to current trace.       */
    int             commandMode;           /* Prof all commands?             */
    int             evalMode;              /* Use eval stack.                */
    Command        *currentCmdPtr;         /* Current command table entry.   */
    Tcl_CmdProc    *savedStrCmdProc;       /* Saved string command function  */
    ClientData      savedStrCmdClientData; /* and clientData.                */
    Tcl_ObjCmdProc *savedObjCmdProc;       /* Saved object command function  */
#ifdef OBJ_AND_NRE
    Tcl_ObjCmdProc *savedNreProc;
#endif
    ClientData      savedObjCmdClientData; /* and clientData.                */
#ifdef OBJ_AND_NRE
    Tcl_CmdDeleteProc *savedDeleteProc;
    ClientData         savedDeleteData;
#endif
    int             evalLevel;             /* Eval level when invoked.       */
    clock_t         realTime;              /* Current real and CPU time.     */
    clock_t         cpuTime;
    clock_t         prevRealTime;          /* Real and CPU time of previous  */
    clock_t         prevCpuTime;           /* trace.                         */
    int             updatedTimes;          /* Has current times been updated?*/
    profEntry_t    *stackPtr;              /* Proc/command nesting stack.    */
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static int
ProfObjCommandEval _ANSI_ARGS_((ClientData    clientData,
                                Tcl_Interp   *interp,
                                int           objc,
                                Tcl_Obj      *CONST objv[]));






















static void
ProfTraceRoutine _ANSI_ARGS_((ClientData    clientData,
                              Tcl_Interp   *interp,
                              int           evalLevel,
                              char         *command,
                              Tcl_CmdProc  *cmdProc,
                              ClientData    cmdClientData,
                              int           argc,
                              char        **argv));

static void
CleanDataTable _ANSI_ARGS_((profInfo_t *infoPtr));

static void
InitializeProcStack _ANSI_ARGS_((profInfo_t *infoPtr,
                                 CallFrame  *framePtr));








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static int
ProfObjCommandEval _ANSI_ARGS_((ClientData    clientData,
                                Tcl_Interp   *interp,
                                int           objc,
                                Tcl_Obj      *CONST objv[]));

#ifdef OBJ_AND_NRE
static int
ProfNreCommandEval _ANSI_ARGS_((ClientData    clientData,
                                Tcl_Interp   *interp,
                                int           objc,
                                Tcl_Obj      *CONST objv[]));

static void
ProfCommandDelete _ANSI_ARGS_((ClientData   clientData));
#endif

#ifdef OBJ_AND_NRE
static int
ProfObjTraceRoutine _ANSI_ARGS_((ClientData     clientData,
                                 Tcl_Interp    *interp,
                                 int            evalLevel,
                                 const char    *command,
                                 Tcl_Command    cmd,
                                 int            objc,
                                 Tcl_Obj *const objv[]));
#else
static void
ProfTraceRoutine _ANSI_ARGS_((ClientData    clientData,
                              Tcl_Interp   *interp,
                              int           evalLevel,
                              char         *command,
                              Tcl_CmdProc  *cmdProc,
                              ClientData    cmdClientData,
                              int           argc,
                              char        **argv));
#endif
static void
CleanDataTable _ANSI_ARGS_((profInfo_t *infoPtr));

static void
InitializeProcStack _ANSI_ARGS_((profInfo_t *infoPtr,
                                 CallFrame  *framePtr));

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    currentCmdPtr = infoPtr->currentCmdPtr;
    if (currentCmdPtr->proc == ProfStrCommandEval)
        currentCmdPtr->proc = infoPtr->savedStrCmdProc;
    if (currentCmdPtr->clientData == (ClientData) infoPtr)
        currentCmdPtr->clientData = infoPtr->savedStrCmdClientData;
    if (currentCmdPtr->objProc == ProfObjCommandEval)
        currentCmdPtr->objProc = infoPtr->savedObjCmdProc;




    if (currentCmdPtr->objClientData == (ClientData) infoPtr)
        currentCmdPtr->objClientData = infoPtr->savedObjCmdClientData;






    infoPtr->currentCmdPtr = NULL;
    infoPtr->savedStrCmdProc = NULL;
    infoPtr->savedStrCmdClientData = NULL;
    infoPtr->savedObjCmdProc = NULL;



    infoPtr->savedObjCmdClientData = NULL;





    fullCmdNamePtr = Tcl_NewObj ();
    Tcl_GetCommandFullName (infoPtr->interp, (Tcl_Command) currentCmdPtr, 
                            fullCmdNamePtr);
    fullCmdName = Tcl_GetStringFromObj (fullCmdNamePtr, NULL);

    /*







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    currentCmdPtr = infoPtr->currentCmdPtr;
    if (currentCmdPtr->proc == ProfStrCommandEval)
        currentCmdPtr->proc = infoPtr->savedStrCmdProc;
    if (currentCmdPtr->clientData == (ClientData) infoPtr)
        currentCmdPtr->clientData = infoPtr->savedStrCmdClientData;
    if (currentCmdPtr->objProc == ProfObjCommandEval)
        currentCmdPtr->objProc = infoPtr->savedObjCmdProc;
#ifdef OBJ_AND_NRE
    if (currentCmdPtr->nreProc == ProfNreCommandEval)
        currentCmdPtr->nreProc = infoPtr->savedNreProc;
#endif
    if (currentCmdPtr->objClientData == (ClientData) infoPtr)
        currentCmdPtr->objClientData = infoPtr->savedObjCmdClientData;
#ifdef OBJ_AND_NRE
    if (currentCmdPtr->deleteProc == ProfCommandDelete) {
        currentCmdPtr->deleteProc = infoPtr->savedDeleteProc;
        currentCmdPtr->deleteData = infoPtr->savedDeleteData;
    }
#endif
    infoPtr->currentCmdPtr = NULL;
    infoPtr->savedStrCmdProc = NULL;
    infoPtr->savedStrCmdClientData = NULL;
    infoPtr->savedObjCmdProc = NULL;
#ifdef OBJ_AND_NRE
    infoPtr->savedNreProc = NULL;
#endif
    infoPtr->savedObjCmdClientData = NULL;
#ifdef OBJ_AND_NRE
    infoPtr->savedDeleteProc = NULL;
    infoPtr->savedDeleteData = NULL;
#endif

    fullCmdNamePtr = Tcl_NewObj ();
    Tcl_GetCommandFullName (infoPtr->interp, (Tcl_Command) currentCmdPtr, 
                            fullCmdNamePtr);
    fullCmdName = Tcl_GetStringFromObj (fullCmdNamePtr, NULL);

    /*
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     */
    isProc = (TclFindProc (iPtr, fullCmdName) != NULL);
    if (infoPtr->commandMode || isProc) {
        UpdateTOSTimes (infoPtr);
        if (isProc) {
            PushEntry (infoPtr, fullCmdName, TRUE,
                       procLevel + 1, scopeLevel + 1, infoPtr->evalLevel);
        } else {
            PushEntry (infoPtr, fullCmdName, FALSE,
                       procLevel, scopeLevel, infoPtr->evalLevel);
        }
    }

    /*
     * Leaving profiler, must get time again when we reenter.







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     */
    isProc = (TclFindProc (iPtr, fullCmdName) != NULL);
    if (infoPtr->commandMode || isProc) {
        UpdateTOSTimes (infoPtr);
        if (isProc) {
            PushEntry (infoPtr, fullCmdName, TRUE,
                       procLevel + 1, scopeLevel + 1, infoPtr->evalLevel);
        } else if (infoPtr->commandMode) {
            PushEntry (infoPtr, fullCmdName, FALSE,
                       procLevel, scopeLevel, infoPtr->evalLevel);
        }
    }

    /*
     * Leaving profiler, must get time again when we reenter.
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    result = (*currentCmdPtr->objProc) (currentCmdPtr->objClientData, interp,
                                        objc, objv);

    ProfCommandEvalFinishup (infoPtr, isProc);
    return result;
}











































































































/*-----------------------------------------------------------------------------
  * ProfTraceRoutine --
 *   Routine called by Tcl_Eval to do profiling.  It intercepts the current
 * command being executed by temporarily editing the command table.
 *-----------------------------------------------------------------------------
 */







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    result = (*currentCmdPtr->objProc) (currentCmdPtr->objClientData, interp,
                                        objc, objv);

    ProfCommandEvalFinishup (infoPtr, isProc);
    return result;
}

#ifdef OBJ_AND_NRE
/*-----------------------------------------------------------------------------
 * ProfNreCommandEval --
 *   Function to evaluate a NRE object command.  The procedure trace routine
 * substitutes this function for the command executor function in the Tcl
 * command table.  We restore the command table, record data about the start
 * of the command and then actually execute the command.  When the command
 * returns, we record data about the time it took.
 *
 * FIX:  This all falls apart if another trace is executed between the
 * doctoring of the command entry and this function being called.
 *-----------------------------------------------------------------------------
 */
static int
ProfNreCommandEval (clientData, interp, objc, objv)
    ClientData    clientData;
    Tcl_Interp   *interp;
    int           objc;
    Tcl_Obj     *CONST objv[];
{
    profInfo_t *infoPtr = (profInfo_t *) clientData;
    Command *currentCmdPtr;
    int isProc, result;

    currentCmdPtr = ProfCommandEvalSetup (infoPtr,
                                          &isProc);

    result = (*currentCmdPtr->nreProc) (currentCmdPtr->objClientData, interp,
                                        objc, objv);

    ProfCommandEvalFinishup (infoPtr, isProc);
    return result;
}

/*-----------------------------------------------------------------------------
 * ProfCommandDelete --
 *   Function to handle command deletion. PANIC for now.
 *-----------------------------------------------------------------------------
 */
static void
ProfCommandDelete (clientData)
    ClientData    clientData;
{
    panic (PROF_PANIC, 7);
}

/*-----------------------------------------------------------------------------
  * ProfObjTraceRoutine --
 *   Routine called by Tcl_Eval to do profiling.  It intercepts the current
 * command being executed by temporarily editing the command table.
 *-----------------------------------------------------------------------------
 */
static int
ProfObjTraceRoutine (clientData, interp, evalLevel, command, cmd,
                     objc, objv)
    ClientData       clientData;
    Tcl_Interp      *interp;
    int              evalLevel;
    const char      *command;
    Tcl_Command      cmd;
    int              objc;
    Tcl_Obj *const   objv[];
{
    profInfo_t *infoPtr = (profInfo_t *) clientData;
    Command *cmdPtr;

    if (infoPtr->currentCmdPtr != NULL)
        panic (PROF_PANIC, 3);

    cmdPtr = (Command *) cmd;

    /*
     * If command is to be compiled, we can't profile it.
     */
    if (cmdPtr->compileProc != NULL)
        return TCL_OK;

    /*
     * Save current state information.
     */
    infoPtr->currentCmdPtr = cmdPtr;
    infoPtr->savedStrCmdProc = cmdPtr->proc;
    infoPtr->savedStrCmdClientData = cmdPtr->clientData;
    infoPtr->savedObjCmdProc = cmdPtr->objProc;
    infoPtr->savedNreProc = cmdPtr->nreProc;
    infoPtr->savedObjCmdClientData = cmdPtr->objClientData;
    infoPtr->savedDeleteProc = cmdPtr->deleteProc;
    infoPtr->savedDeleteData = cmdPtr->deleteData;
    infoPtr->evalLevel = evalLevel;

    /*
     * Force our routines to be called.
     */
    cmdPtr->proc = ProfStrCommandEval;
    cmdPtr->clientData = (ClientData) infoPtr;
    cmdPtr->objProc = ProfObjCommandEval;
    if (cmdPtr->nreProc != NULL) {
        cmdPtr->nreProc = ProfNreCommandEval;
    }
    cmdPtr->objClientData = (ClientData) infoPtr;
    cmdPtr->deleteProc = ProfCommandDelete;
    cmdPtr->deleteData = (ClientData) infoPtr;
    return TCL_OK;
}
#else

/*-----------------------------------------------------------------------------
  * ProfTraceRoutine --
 *   Routine called by Tcl_Eval to do profiling.  It intercepts the current
 * command being executed by temporarily editing the command table.
 *-----------------------------------------------------------------------------
 */
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     * Force our routines to be called.
     */
    cmdPtr->proc = ProfStrCommandEval;
    cmdPtr->clientData = (ClientData) infoPtr;
    cmdPtr->objProc = ProfObjCommandEval;
    cmdPtr->objClientData = (ClientData) infoPtr;
}


/*-----------------------------------------------------------------------------
 * CleanDataTable --
 *    Clean up the hash data table, releasing all resources and setting it
 * to the empty state.
 *
 * Parameters:







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     * Force our routines to be called.
     */
    cmdPtr->proc = ProfStrCommandEval;
    cmdPtr->clientData = (ClientData) infoPtr;
    cmdPtr->objProc = ProfObjCommandEval;
    cmdPtr->objClientData = (ClientData) infoPtr;
}
#endif /* OBJ_AND_NRE */

/*-----------------------------------------------------------------------------
 * CleanDataTable --
 *    Clean up the hash data table, releasing all resources and setting it
 * to the empty state.
 *
 * Parameters:
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{
    Interp *iPtr = (Interp *) infoPtr->interp;
    int scopeLevel;
    profEntry_t *scanPtr;

    CleanDataTable (infoPtr);









    infoPtr->traceHandle =
        Tcl_CreateTrace (infoPtr->interp, MAXINT,
                         (Tcl_CmdTraceProc *) ProfTraceRoutine,
                         (ClientData) infoPtr);

    infoPtr->commandMode = commandMode;
    infoPtr->evalMode = evalMode;
    infoPtr->realTime = 0;
    infoPtr->cpuTime = 0;
    infoPtr->prevRealTime = 0;
    infoPtr->prevCpuTime = 0;
    infoPtr->updatedTimes = FALSE;







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{
    Interp *iPtr = (Interp *) infoPtr->interp;
    int scopeLevel;
    profEntry_t *scanPtr;

    CleanDataTable (infoPtr);

#ifdef OBJ_AND_NRE
    infoPtr->traceHandle =
        Tcl_CreateObjTrace (infoPtr->interp, MAXINT,
                            infoPtr->commandMode ? 0 :
                            TCL_ALLOW_INLINE_COMPILATION,
                            (Tcl_CmdObjTraceProc *) ProfObjTraceRoutine,
                            (ClientData) infoPtr, NULL);
#else
    infoPtr->traceHandle =
        Tcl_CreateTrace (infoPtr->interp, MAXINT,
                         (Tcl_CmdTraceProc *) ProfTraceRoutine,
                         (ClientData) infoPtr);
#endif
    infoPtr->commandMode = commandMode;
    infoPtr->evalMode = evalMode;
    infoPtr->realTime = 0;
    infoPtr->cpuTime = 0;
    infoPtr->prevRealTime = 0;
    infoPtr->prevCpuTime = 0;
    infoPtr->updatedTimes = FALSE;
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    infoPtr->traceHandle = NULL;
    infoPtr->commandMode = FALSE;
    infoPtr->evalMode = FALSE;
    infoPtr->currentCmdPtr = NULL;
    infoPtr->savedStrCmdProc = NULL;
    infoPtr->savedStrCmdClientData = NULL;
    infoPtr->savedObjCmdProc = NULL;



    infoPtr->savedObjCmdClientData = NULL;




    infoPtr->evalLevel = UNKNOWN_LEVEL;
    infoPtr->realTime = 0;
    infoPtr->cpuTime = 0;
    infoPtr->prevRealTime = 0;
    infoPtr->prevCpuTime = 0;
    infoPtr->updatedTimes = FALSE;
    infoPtr->stackPtr = NULL;
    infoPtr->stackSize = 0;
    infoPtr->scopeChainPtr = NULL;
    Tcl_InitHashTable (&infoPtr->profDataTable, TCL_STRING_KEYS);

    Tcl_CallWhenDeleted (interp, ProfMonCleanUp, (ClientData) infoPtr);

    Tcl_CreateObjCommand (interp, 
			  "profile",
			  TclX_ProfileObjCmd,
                          (ClientData) infoPtr,
			  (Tcl_CmdDeleteProc*) NULL);
}










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    infoPtr->traceHandle = NULL;
    infoPtr->commandMode = FALSE;
    infoPtr->evalMode = FALSE;
    infoPtr->currentCmdPtr = NULL;
    infoPtr->savedStrCmdProc = NULL;
    infoPtr->savedStrCmdClientData = NULL;
    infoPtr->savedObjCmdProc = NULL;
#ifdef OBJ_AND_NRE
    infoPtr->savedNreProc = NULL;
#endif
    infoPtr->savedObjCmdClientData = NULL;
#ifdef OBJ_AND_NRE
    infoPtr->savedDeleteProc = NULL;
    infoPtr->savedDeleteData = NULL;
#endif
    infoPtr->evalLevel = UNKNOWN_LEVEL;
    infoPtr->realTime = 0;
    infoPtr->cpuTime = 0;
    infoPtr->prevRealTime = 0;
    infoPtr->prevCpuTime = 0;
    infoPtr->updatedTimes = FALSE;
    infoPtr->stackPtr = NULL;
    infoPtr->stackSize = 0;
    infoPtr->scopeChainPtr = NULL;
    Tcl_InitHashTable (&infoPtr->profDataTable, TCL_STRING_KEYS);

    Tcl_CallWhenDeleted (interp, ProfMonCleanUp, (ClientData) infoPtr);

    Tcl_CreateObjCommand (interp, 
                          "profile",
                          TclX_ProfileObjCmd,
                          (ClientData) infoPtr,
                          (Tcl_CmdDeleteProc*) NULL);
}