iverilog/vvp/vpi_darray.cc

88 lines
2.3 KiB
C++

/*
* Copyright (c) 2012 Stephen Williams (steve@icarus.com)
*
* This source code is free software; you can redistribute it
* and/or modify it in source code form 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
# include "compile.h"
# include "vpi_priv.h"
# include "vvp_net_sig.h"
# include "schedule.h"
#ifdef CHECK_WITH_VALGRIND
# include "vvp_cleanup.h"
#endif
# include <cstdio>
# include <cstdlib>
# include <cstring>
# include <cassert>
# include "ivl_alloc.h"
using namespace std;
class __vpiDarrayVar : public __vpiHandle {
public:
__vpiDarrayVar(__vpiScope*scope, const char*name, vvp_net_t*net);
int get_type_code(void) const;
int vpi_get(int code);
void vpi_get_value(p_vpi_value val);
inline vvp_net_t* get_net() const { return net_; }
private:
struct __vpiScope* scope_;
const char*name_;
vvp_net_t*net_;
};
__vpiDarrayVar::__vpiDarrayVar(__vpiScope*sc, const char*na, vvp_net_t*ne)
: scope_(sc), name_(na), net_(ne)
{
}
int __vpiDarrayVar::get_type_code(void) const
{ return vpiArrayVar; }
int __vpiDarrayVar::vpi_get(int code)
{
vvp_fun_signal_object*fun = dynamic_cast<vvp_fun_signal_object*> (net_->fun);
assert(fun);
vvp_object_t val = fun->get_object();
switch (code) {
default:
return 0;
}
}
void __vpiDarrayVar::vpi_get_value(p_vpi_value val)
{
val->format = vpiSuppressVal;
}
vpiHandle vpip_make_darray_var(const char*name, vvp_net_t*net)
{
struct __vpiScope*scope = vpip_peek_current_scope();
const char*use_name = name ? vpip_name_string(name) : 0;
struct __vpiDarrayVar*obj = new __vpiDarrayVar(scope, use_name, net);
return obj;
}