iverilog/tgt-vvp/eval_string.c

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/*
* 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 "vvp_priv.h"
# include <assert.h>
void draw_eval_string(ivl_expr_t expr)
{
struct vector_info res;
switch (ivl_expr_type(expr)) {
case IVL_EX_STRING:
fprintf(vvp_out, " %%pushi/str \"%s\";\n", ivl_expr_string(expr));
break;
default:
switch (ivl_expr_value(expr)) {
case IVL_VT_BOOL:
case IVL_VT_LOGIC:
res = draw_eval_expr(expr, 0);
fprintf(vvp_out, " %%pushv/str %u, %u; Cast BOOL/LOGIC to string\n",
res.base, res.wid);
if (res.base > 0)
clr_vector(res);
break;
default:
assert(0);
break;
}
break;
}
}