vsignal.h

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#ifndef __VSIGNAL_H__
#define __VSIGNAL_H__

/*
 Copyright (c) 2006-2010 Trevor Williams

 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by the Free Software
 Foundation; either version 2 of the License, or (at your option) any later version.

 This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 See the GNU General Public License for more details.

 You should have received a copy of the GNU General Public License along with this program;
 if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include <stdio.h>

#include "defines.h"


vsignal* vsignal_create(
  const char*  name,
  unsigned int type,
  unsigned int width,
  unsigned int line,
  unsigned int col
);

void vsignal_create_vec(
  vsignal* sig
);

vsignal* vsignal_duplicate(
  vsignal* sig
);

void vsignal_db_write(
  vsignal* sig,
  FILE*    file
);

void vsignal_db_read(
             char**     line,
  /*@null@*/ func_unit* curr_funit
);

void vsignal_db_merge(
  vsignal* base,
  char**   line,
  bool     same
);

void vsignal_merge(
  vsignal* base,
  vsignal* other
);

void vsignal_propagate(
  vsignal*        sig,
  const sim_time* time
);

void vsignal_vcd_assign(
  vsignal*        sig,
  const char*     value,
  unsigned int    msb,
  unsigned int    lsb,
  const sim_time* time
);

void vsignal_add_expression(
  vsignal*    sig,
  expression* expr
);

void vsignal_display(
  vsignal* sig
);

vsignal* vsignal_from_string(
  char** str
);

int vsignal_calc_width_for_expr(
  expression* expr,
  vsignal*    sig
);

int vsignal_calc_lsb_for_expr(
  expression* expr,
  vsignal*    sig,
  int         lsb_val
);

void vsignal_dealloc(
  vsignal* sig
);

#endif