iverilog/tgt-vvp/draw_enum.c

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/*
* Copyright (c) 2010 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 "ivl_alloc.h"
# include <stdlib.h>
# include <assert.h>
void draw_enumeration_in_scope(ivl_enumtype_t enumtype)
{
unsigned idx;
fprintf(vvp_out, "enum%p .enum\n", enumtype);
for (idx = 0 ; idx < ivl_enum_names(enumtype) ; idx += 1) {
const char*comma = idx+1 < ivl_enum_names(enumtype)? "," : "";
fprintf(vvp_out, " \"%s\"", ivl_enum_name(enumtype, idx));
long val = 0;
long mask = 1;
const char*bits = ivl_enum_bits(enumtype, idx);
const char*bit;
for (bit = bits, mask = 1 ; bit[0] != 0 ; bit += 1, mask <<= 1) {
if (*bit == '1')
val |= mask;
}
fprintf(vvp_out, " %ld%s\n", val, comma);
}
fprintf(vvp_out, " ;\n");
}