iverilog/libveriuser/putlongp.c

62 lines
1.7 KiB
C

/*
* Copyright (c) 2002 Michael Ruff (mruff at chiaro.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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <stdio.h>
#include <assert.h>
#include <veriuser.h>
#include <vpi_user.h>
/*
* tf_putlongp implemented using VPI interface
*/
void tf_putlongp(int n, int lowvalue, int highvalue)
{
vpiHandle sys_h, sys_i, arg_h = 0;
s_vpi_value val;
int type;
char str[20];
assert(n >= 0);
/* get task/func handle */
sys_h = vpi_handle(vpiSysTfCall, 0);
sys_i = vpi_iterate(vpiArgument, sys_h);
type = vpi_get(vpiType, sys_h);
/* verify function */
assert(!(n == 0 && type != vpiSysFuncCall));
/* find nth arg */
while (n > 0) {
if (!(arg_h = vpi_scan(sys_i))) assert(0);
n--;
}
if (!arg_h) arg_h = sys_h;
/* fill in vpi_value */
sprintf(str, "%x%08x", highvalue, lowvalue);
val.format = vpiHexStrVal;
val.value.str = str;
vpi_put_value(arg_h, &val, 0, vpiNoDelay);
vpi_free_object(sys_i);
}