265 lines
6.4 KiB
C++
265 lines
6.4 KiB
C++
/*
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* Copyright (c) 1998 Stephen Williams (steve@icarus.com)
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*
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* This source code is free software; you can redistribute it
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* and/or modify it in source code form under the terms of the GNU
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* General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#if !defined(WINNT)
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#ident "$Id: display.cc,v 1.5 1999/05/31 15:46:36 steve Exp $"
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#endif
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# include "vvm.h"
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# include "vvm_calltf.h"
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# include <iostream>
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static void format_hex(vvm_simulation*sim, ostream&os,
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class vvm_calltf_parm*parm)
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{
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switch (parm->type()) {
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case vvm_calltf_parm::TIME:
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os << sim->get_sim_time();
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break;
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case vvm_calltf_parm::NONE:
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os << "z";
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break;
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case vvm_calltf_parm::ULONG:
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os << ((parm->as_ulong()&1) ? "0" : "1");
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break;
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case vvm_calltf_parm::STRING:
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os << parm->as_string();
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break;
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case vvm_calltf_parm::BITS:
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unsigned c = 0;
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for (unsigned idx = parm->as_bits()->get_width()
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; idx > 0 ; idx -= 1)
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c = (c << 1) | parm->as_bits()->get_bit(idx-1);
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cout.form("%x",c);
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break;
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}
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}
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static void format_bit(vvm_simulation*sim, ostream&os,
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class vvm_calltf_parm*parm)
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{
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switch (parm->type()) {
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case vvm_calltf_parm::TIME:
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os << (sim->get_sim_time()&1);
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break;
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case vvm_calltf_parm::NONE:
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os << "z";
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break;
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case vvm_calltf_parm::ULONG:
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os << ((parm->as_ulong()&1) ? "0" : "1");
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break;
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case vvm_calltf_parm::STRING:
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os << parm->as_string();
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break;
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case vvm_calltf_parm::BITS:
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for (unsigned idx = parm->as_bits()->get_width()
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; idx > 0 ; idx -= 1)
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os << parm->as_bits()->get_bit(idx-1);
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break;
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}
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}
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static void format_dec(vvm_simulation*sim, ostream&os,
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class vvm_calltf_parm*parm)
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{
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switch (parm->type()) {
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case vvm_calltf_parm::TIME:
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os << sim->get_sim_time();
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break;
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case vvm_calltf_parm::NONE:
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os << "0";
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break;
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case vvm_calltf_parm::ULONG:
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os << parm->as_ulong();
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break;
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case vvm_calltf_parm::STRING:
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os << parm->as_string();
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break;
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case vvm_calltf_parm::BITS: {
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unsigned long val = 0;
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unsigned long mask = 1;
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const vvm_bits_t*bstr = parm->as_bits();
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for (unsigned idx = 0 ; idx < bstr->get_width() ; idx += 1) {
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if (bstr->get_bit(idx) == V1) val |= mask;
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mask <<= 1;
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}
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os << val;
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break;
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}
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}
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}
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static void format_name(ostream&os, class vvm_calltf_parm*parm)
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{
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switch (parm->type()) {
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case vvm_calltf_parm::TIME:
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os << "$time";
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break;
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case vvm_calltf_parm::NONE:
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break;
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case vvm_calltf_parm::ULONG:
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os << parm->as_ulong();
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break;
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case vvm_calltf_parm::STRING:
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os << "\"" << parm->as_string() << "\"";
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break;
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case vvm_calltf_parm::BITS:
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os << parm->sig_name();
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break;
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}
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}
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static unsigned format(vvm_simulation*sim, const string&str,
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unsigned nparms,
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class vvm_calltf_parm*parms)
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{
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char prev = 0;
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unsigned next_parm = 0;
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unsigned idx = 0;
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while (idx < str.length()) {
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if (prev == '%') {
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switch (str[idx]) {
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case 'b':
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case 'B':
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format_bit(sim, cout, parms+next_parm);
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next_parm += 1;
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break;
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case 'x':
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case 'X':
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case 'h':
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case 'H':
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format_hex(sim, cout, parms+next_parm);
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next_parm += 1;
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break;
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case 'd':
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case 'D':
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format_dec(sim, cout, parms+next_parm);
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next_parm += 1;
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break;
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case 'm':
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case 'M':
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format_name(cout, parms+next_parm);
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next_parm += 1;
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break;
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case '%':
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cout << str[idx];
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break;
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}
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prev = 0;
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} else {
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if (str[idx] != '%')
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cout << str[idx];
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else
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prev = '%';
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}
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idx += 1;
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}
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return next_parm;
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}
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void Sdisplay(vvm_simulation*sim, const string&name,
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unsigned nparms, class vvm_calltf_parm*parms)
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{
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for (unsigned idx = 0 ; idx < nparms ; idx += 1)
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switch (parms[idx].type()) {
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case vvm_calltf_parm::NONE:
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cout << " ";
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break;
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case vvm_calltf_parm::TIME:
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cout << sim->get_sim_time();
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break;
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case vvm_calltf_parm::ULONG:
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cout << parms[idx].as_ulong();
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break;
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case vvm_calltf_parm::STRING:
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idx += format(sim, parms[idx].as_string(),
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nparms-idx-1, parms+idx+1);
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break;
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case vvm_calltf_parm::BITS:
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cout << *parms[idx].as_bits();
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break;
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}
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cout << endl;
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}
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class monitor_event : public vvm_event {
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public:
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monitor_event(vvm_simulation*sim,
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unsigned nparms, class vvm_calltf_parm*parms)
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{ sim_ = sim;
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nparms_ = nparms;
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parms_ = new vvm_calltf_parm[nparms];
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for (unsigned idx = 0 ; idx < nparms_ ; idx += 1)
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parms_[idx] = parms[idx];
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}
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~monitor_event() { delete[]parms_; }
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private:
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vvm_simulation*sim_;
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unsigned nparms_;
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vvm_calltf_parm*parms_;
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void event_function();
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};
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void monitor_event::event_function()
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{
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Sdisplay(sim_, "$display", nparms_, parms_);
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}
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static monitor_event*mon = 0;
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void Smonitor(vvm_simulation*sim, const string&name,
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unsigned nparms, class vvm_calltf_parm*parms)
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{
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if (mon) delete mon;
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mon = new monitor_event(sim, nparms, parms);
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for (unsigned idx = 0 ; idx < nparms ; idx += 1) {
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if (parms[idx].type() != vvm_calltf_parm::BITS)
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continue;
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parms[idx].as_mon()->enable(mon);
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}
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}
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/*
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* $Log: display.cc,v $
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* Revision 1.5 1999/05/31 15:46:36 steve
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* Handle time in more places.
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*
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* Revision 1.4 1999/05/12 04:02:17 steve
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* Add %x support contributed by Steve Wilson.
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*
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* Revision 1.3 1999/01/01 01:44:40 steve
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* Proberly print vectors in binary.
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*
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* Revision 1.2 1998/11/10 00:48:31 steve
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* Add support it vvm target for level-sensitive
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* triggers (i.e. the Verilog wait).
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* Fix display of $time is format strings.
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*
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* Revision 1.1 1998/11/09 23:44:10 steve
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* Add vvm library.
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*
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*/
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