#include <vlib.h>

Inheritance diagram for function:

Public Member Functions
	function ()

void	init (int, int, const char *)

void	makemask (int hpar, int lpar)

void	vbeginfunction ()

void	vendfunction ()

Public Member Functions inherited from module
Signal *	AddOutReg (Signal arg)

void	create ()

int	getchange ()

Signal	getswitch ()

Signal	ifelse (Signal, Signal, Signal)

void	init (const char , const char )

void	init (const char , const char , module *fixt)

void	init (const char , const char , int)

	module ()

Signal	negedge (Signal)

virtual void	operator() ()

void	popswitch ()

Signal	posedge (Signal)

void	pushswitch (Signal arg)

void	setchange (int c)

void	vbeginmodule ()

void	vendmodule ()

virtual	~module ()

Protected Attributes
int	h

int	l

rval	mask

int	OldChange

Signal	result

Protected Attributes inherited from module
int	change

std::string	instname

int	itern

int	oldenmarg

int	OuterIndPos

Signal *	outreg [1000]

int	outregn

rval	passn

void(*	runperiod )()

Signal	switcharg [10]

int	switchn

module *	tfixt

Detailed Description

Definition at line 256 of file vlib.h.

Constructor & Destructor Documentation

function::function ( )

inline

Definition at line 259 of file vlib.h.

259 {};

Member Function Documentation

void function::init	(	int	high,
		int	low,
		const char *	rname
	)

Definition at line 1169 of file vlib.cc.

References gather_cfg::cout, h, l, makemask(), and mergeVDriftHistosByStation::name.

 {
 #ifdef VGEN
     name = rname;
     cout << "`include " << '"' <<name << ".v" << '"' << "\n" << flush;
 #endif
     if (high >= low)
     {
         h = high;
         l = low;
     }
     else
     {
         h = low;
         l = high;
     }
     makemask(h, l);
 }

void function::makemask	(	int	hpar,
		int	lpar
	)

Definition at line 1158 of file vlib.cc.

References mask, and Sizeofrval.

Referenced by init().

 {
     //int i;
     unsigned int lng = hpar - lpar + 1;
     
     if (lng < Sizeofrval * 8) 
         mask = (1LL << lng) - 1;
     else
         mask = (rval)(-1);                      
 }

void function::vbeginfunction ( )

Definition at line 1188 of file vlib.cc.

References gather_cfg::cout, lut2db_cfg::filename, globcontrol::getchange(), h, l, mergeVDriftHistosByStation::name, OldChange, module::oldenmarg, module::OuterIndPos, result, globcontrol::setfunction(), and module::switchn.

 {
 #ifdef VGEN
     string filename = name + ".v";
     retname = name + "(" + glc.PrintIO(false) + ")";
     vfile.open (filename.c_str());
     outbuf = std::cout.rdbuf(vfile.rdbuf());
     OuterIndPos = glc.getpos();
     oldenmarg = glc.getenablemargin();
     glc.enablemargin(1);
     glc.setpos(0);
     PrintHeader();
     cout << glc.getmargin() << "function [" << dec << h << ":" << l << "] " << name << ";\n" << flush;
     glc.setfunction(1);
     glc.Print();
     glc.setFileOpen(1);
     result.setname(name);
     result.setbrackets("", "");
 #endif
     switchn = 0;
     OldChange = glc.getchange();
 }

void function::vendfunction ( )

Definition at line 1211 of file vlib.cc.

References gather_cfg::cout, Signal::getr(), h, l, mask, OldChange, module::oldenmarg, module::OuterIndPos, module::outregn, result, globcontrol::setchange(), Signal::sethlmask(), and Signal::setr().

 {
 
     result.sethlmask(h, l, mask);
     result.setr(result.getr() & mask);
     glc.setchange(OldChange);
 #ifdef VGEN
     glc.Outdent();
     cout << glc.getmargin() << "endfunction\n" << flush;
     glc.setpos(OuterIndPos);
     cout.rdbuf(outbuf);
     result.setname(retname);
     result.setbrackets("", "");
     vfile.close();
     glc.enablemargin(oldenmarg);
 #endif
     outregn = 0;
 }