mirror of https://github.com/YosysHQ/yosys.git
btor backend: add option to not include internal names
This commit is contained in:
N. Engelhardt
parent
3bffd09d64
commit
8ceb6686e0
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@ -40,6 +40,7 @@ struct BtorWorker
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bool verbose;
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bool single_bad;
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bool cover_mode;
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bool print_internal_names;
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int next_nid = 1;
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int initstate_nid = -1;
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@ -98,6 +99,7 @@ struct BtorWorker
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string getinfo(T *obj, bool srcsym = false)
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{
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string infostr = log_id(obj);
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if (!srcsym && !print_internal_names && infostr[0] == '$') return "";
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if (obj->attributes.count(ID::src)) {
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string src = obj->attributes.at(ID::src).decode_string().c_str();
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if (srcsym && infostr[0] == '$') {
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@ -117,7 +119,7 @@ struct BtorWorker
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infostr += " ; " + src;
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}
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}
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return infostr;
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return " " + infostr;
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}
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void btorf_push(const string &id)
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@ -242,7 +244,7 @@ struct BtorWorker
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btorf("%d slt %d %d %d\n", nid_b_ltz, sid_bit, nid_b, nid_zero);
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nid = next_nid++;
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btorf("%d ite %d %d %d %d %s\n", nid, sid, nid_b_ltz, nid_l, nid_r, getinfo(cell).c_str());
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btorf("%d ite %d %d %d %d%s\n", nid, sid, nid_b_ltz, nid_l, nid_r, getinfo(cell).c_str());
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}
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else
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{
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@ -250,7 +252,7 @@ struct BtorWorker
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int nid_b = get_sig_nid(cell->getPort(ID::B), width, b_signed);
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nid = next_nid++;
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btorf("%d %s %d %d %d %s\n", nid, btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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btorf("%d %s %d %d %d%s\n", nid, btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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}
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SigSpec sig = sigmap(cell->getPort(ID::Y));
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@ -291,7 +293,7 @@ struct BtorWorker
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int sid = get_bv_sid(width);
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int nid = next_nid++;
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btorf("%d %c%s %d %d %d %s\n", nid, a_signed || b_signed ? 's' : 'u', btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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btorf("%d %c%s %d %d %d%s\n", nid, a_signed || b_signed ? 's' : 'u', btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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SigSpec sig = sigmap(cell->getPort(ID::Y));
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@ -317,12 +319,12 @@ struct BtorWorker
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if (cell->type == ID($_ANDNOT_)) {
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btorf("%d not %d %d\n", nid1, sid, nid_b);
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btorf("%d and %d %d %d %s\n", nid2, sid, nid_a, nid1, getinfo(cell).c_str());
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btorf("%d and %d %d %d%s\n", nid2, sid, nid_a, nid1, getinfo(cell).c_str());
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}
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if (cell->type == ID($_ORNOT_)) {
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btorf("%d not %d %d\n", nid1, sid, nid_b);
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btorf("%d or %d %d %d %s\n", nid2, sid, nid_a, nid1, getinfo(cell).c_str());
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btorf("%d or %d %d %d%s\n", nid2, sid, nid_a, nid1, getinfo(cell).c_str());
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}
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SigSpec sig = sigmap(cell->getPort(ID::Y));
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@ -344,13 +346,13 @@ struct BtorWorker
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if (cell->type == ID($_OAI3_)) {
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btorf("%d or %d %d %d\n", nid1, sid, nid_a, nid_b);
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btorf("%d and %d %d %d\n", nid2, sid, nid1, nid_c);
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btorf("%d not %d %d %s\n", nid3, sid, nid2, getinfo(cell).c_str());
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btorf("%d not %d %d%s\n", nid3, sid, nid2, getinfo(cell).c_str());
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}
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if (cell->type == ID($_AOI3_)) {
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btorf("%d and %d %d %d\n", nid1, sid, nid_a, nid_b);
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btorf("%d or %d %d %d\n", nid2, sid, nid1, nid_c);
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btorf("%d not %d %d %s\n", nid3, sid, nid2, getinfo(cell).c_str());
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btorf("%d not %d %d%s\n", nid3, sid, nid2, getinfo(cell).c_str());
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}
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SigSpec sig = sigmap(cell->getPort(ID::Y));
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@ -375,14 +377,14 @@ struct BtorWorker
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btorf("%d or %d %d %d\n", nid1, sid, nid_a, nid_b);
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btorf("%d or %d %d %d\n", nid2, sid, nid_c, nid_d);
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btorf("%d and %d %d %d\n", nid3, sid, nid1, nid2);
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btorf("%d not %d %d %s\n", nid4, sid, nid3, getinfo(cell).c_str());
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btorf("%d not %d %d%s\n", nid4, sid, nid3, getinfo(cell).c_str());
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}
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if (cell->type == ID($_AOI4_)) {
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btorf("%d and %d %d %d\n", nid1, sid, nid_a, nid_b);
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btorf("%d and %d %d %d\n", nid2, sid, nid_c, nid_d);
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btorf("%d or %d %d %d\n", nid3, sid, nid1, nid2);
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btorf("%d not %d %d %s\n", nid4, sid, nid3, getinfo(cell).c_str());
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btorf("%d not %d %d%s\n", nid4, sid, nid3, getinfo(cell).c_str());
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}
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SigSpec sig = sigmap(cell->getPort(ID::Y));
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@ -414,9 +416,9 @@ struct BtorWorker
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int nid = next_nid++;
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if (cell->type.in(ID($lt), ID($le), ID($ge), ID($gt))) {
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btorf("%d %c%s %d %d %d %s\n", nid, a_signed || b_signed ? 's' : 'u', btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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btorf("%d %c%s %d %d %d%s\n", nid, a_signed || b_signed ? 's' : 'u', btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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} else {
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btorf("%d %s %d %d %d %s\n", nid, btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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btorf("%d %s %d %d %d%s\n", nid, btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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}
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SigSpec sig = sigmap(cell->getPort(ID::Y));
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@ -447,7 +449,7 @@ struct BtorWorker
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int nid_a = get_sig_nid(cell->getPort(ID::A), width, a_signed);
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int nid = next_nid++;
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btorf("%d %s %d %d\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());
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btorf("%d %s %d %d%s\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());
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SigSpec sig = sigmap(cell->getPort(ID::Y));
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@ -488,9 +490,9 @@ struct BtorWorker
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int nid = next_nid++;
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if (btor_op != "not")
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btorf("%d %s %d %d %d\n", nid, btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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btorf("%d %s %d %d %d%s\n", nid, btor_op.c_str(), sid, nid_a, nid_b, getinfo(cell).c_str());
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else
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btorf("%d %s %d %d\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());
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btorf("%d %s %d %d%s\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());
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SigSpec sig = sigmap(cell->getPort(ID::Y));
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@ -521,11 +523,11 @@ struct BtorWorker
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if (cell->type == ID($reduce_xnor)) {
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int nid2 = next_nid++;
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btorf("%d %s %d %d %s\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());
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btorf("%d %s %d %d%s\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());
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btorf("%d not %d %d %d\n", nid2, sid, nid);
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nid = nid2;
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} else {
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btorf("%d %s %d %d %s\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());
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btorf("%d %s %d %d%s\n", nid, btor_op.c_str(), sid, nid_a, getinfo(cell).c_str());
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}
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SigSpec sig = sigmap(cell->getPort(ID::Y));
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@ -560,9 +562,9 @@ struct BtorWorker
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int tmp = nid;
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nid = next_nid++;
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btorf("%d ite %d %d %d %d\n", tmp, sid, nid_s, nid_b, nid_a);
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btorf("%d not %d %d %s\n", nid, sid, tmp, getinfo(cell).c_str());
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btorf("%d not %d %d%s\n", nid, sid, tmp, getinfo(cell).c_str());
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} else {
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btorf("%d ite %d %d %d %d %s\n", nid, sid, nid_s, nid_b, nid_a, getinfo(cell).c_str());
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btorf("%d ite %d %d %d %d%s\n", nid, sid, nid_s, nid_b, nid_a, getinfo(cell).c_str());
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}
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add_nid_sig(nid, sig_y);
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@ -585,7 +587,7 @@ struct BtorWorker
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int nid_s = get_sig_nid(sig_s.extract(i));
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int nid2 = next_nid++;
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if (i == GetSize(sig_s)-1)
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btorf("%d ite %d %d %d %d %s\n", nid2, sid, nid_s, nid_b, nid, getinfo(cell).c_str());
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btorf("%d ite %d %d %d %d%s\n", nid2, sid, nid_s, nid_b, nid, getinfo(cell).c_str());
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else
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btorf("%d ite %d %d %d %d\n", nid2, sid, nid_s, nid_b, nid);
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nid = nid2;
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@ -640,7 +642,7 @@ struct BtorWorker
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int sid = get_bv_sid(GetSize(sig_q));
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int nid = next_nid++;
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if (symbol.empty())
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if (symbol.empty() || (!print_internal_names && symbol[0] == '$'))
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btorf("%d state %d\n", nid, sid);
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else
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btorf("%d state %d %s\n", nid, sid, log_id(symbol));
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@ -1049,8 +1051,8 @@ struct BtorWorker
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return nid;
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}
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BtorWorker(std::ostream &f, RTLIL::Module *module, bool verbose, bool single_bad, bool cover_mode, string info_filename) :
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f(f), sigmap(module), module(module), verbose(verbose), single_bad(single_bad), cover_mode(cover_mode), info_filename(info_filename)
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BtorWorker(std::ostream &f, RTLIL::Module *module, bool verbose, bool single_bad, bool cover_mode, bool print_internal_names, string info_filename) :
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f(f), sigmap(module), module(module), verbose(verbose), single_bad(single_bad), cover_mode(cover_mode), print_internal_names(print_internal_names), info_filename(info_filename)
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{
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if (!info_filename.empty())
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infof("name %s\n", log_id(module));
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@ -1073,7 +1075,7 @@ struct BtorWorker
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int sid = get_bv_sid(GetSize(sig));
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int nid = next_nid++;
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btorf("%d input %d %s\n", nid, sid, getinfo(wire).c_str());
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btorf("%d input %d%s\n", nid, sid, getinfo(wire).c_str());
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add_nid_sig(nid, sig);
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}
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@ -1097,7 +1099,7 @@ struct BtorWorker
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btorf_push(stringf("output %s", log_id(wire)));
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int nid = get_sig_nid(wire);
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btorf("%d output %d %s\n", next_nid++, nid, getinfo(wire).c_str());
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btorf("%d output %d%s\n", next_nid++, nid, getinfo(wire).c_str());
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btorf_pop(stringf("output %s", log_id(wire)));
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}
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@ -1139,10 +1141,10 @@ struct BtorWorker
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bad_properties.push_back(nid_en_and_not_a);
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} else {
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if (cover_mode) {
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infof("bad %d %s\n", nid_en_and_not_a, getinfo(cell, true).c_str());
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infof("bad %d%s\n", nid_en_and_not_a, getinfo(cell, true).c_str());
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} else {
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int nid = next_nid++;
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btorf("%d bad %d %s\n", nid, nid_en_and_not_a, getinfo(cell, true).c_str());
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btorf("%d bad %d%s\n", nid, nid_en_and_not_a, getinfo(cell, true).c_str());
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}
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}
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@ -1164,7 +1166,7 @@ struct BtorWorker
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bad_properties.push_back(nid_en_and_a);
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} else {
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int nid = next_nid++;
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btorf("%d bad %d %s\n", nid, nid_en_and_a, getinfo(cell, true).c_str());
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btorf("%d bad %d%s\n", nid, nid_en_and_a, getinfo(cell, true).c_str());
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}
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btorf_pop(log_id(cell));
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@ -1185,7 +1187,7 @@ struct BtorWorker
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continue;
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int this_nid = next_nid++;
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btorf("%d uext %d %d %d %s\n", this_nid, sid, nid, 0, getinfo(wire).c_str());
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btorf("%d uext %d %d %d%s\n", this_nid, sid, nid, 0, getinfo(wire).c_str());
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btorf_pop(stringf("wire %s", log_id(wire)));
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continue;
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@ -1256,14 +1258,14 @@ struct BtorWorker
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}
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int nid2 = next_nid++;
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btorf("%d next %d %d %d %s\n", nid2, sid, nid, nid_head, getinfo(cell).c_str());
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btorf("%d next %d %d %d%s\n", nid2, sid, nid, nid_head, getinfo(cell).c_str());
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}
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else
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{
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SigSpec sig = sigmap(cell->getPort(ID::D));
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int nid_q = get_sig_nid(sig);
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int sid = get_bv_sid(GetSize(sig));
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btorf("%d next %d %d %d %s\n", next_nid++, sid, nid, nid_q, getinfo(cell).c_str());
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btorf("%d next %d %d %d%s\n", next_nid++, sid, nid, nid_q, getinfo(cell).c_str());
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}
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btorf_pop(stringf("next %s", log_id(cell)));
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@ -1353,10 +1355,13 @@ struct BtorBackend : public Backend {
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log(" -i <filename>\n");
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log(" Create additional info file with auxiliary information\n");
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log("\n");
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log(" -n\n");
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log(" Don't identify internal netnames\n");
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log("\n");
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}
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void execute(std::ostream *&f, std::string filename, std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE
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{
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bool verbose = false, single_bad = false, cover_mode = false;
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bool verbose = false, single_bad = false, cover_mode = false, print_internal_names = true;
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string info_filename;
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log_header(design, "Executing BTOR backend.\n");
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@ -1380,6 +1385,10 @@ struct BtorBackend : public Backend {
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info_filename = args[++argidx];
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continue;
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}
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if (args[argidx] == "-n") {
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print_internal_names = false;
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continue;
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}
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break;
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}
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extra_args(f, filename, args, argidx);
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@ -1392,7 +1401,7 @@ struct BtorBackend : public Backend {
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*f << stringf("; BTOR description generated by %s for module %s.\n",
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yosys_version_str, log_id(topmod));
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BtorWorker(*f, topmod, verbose, single_bad, cover_mode, info_filename);
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BtorWorker(*f, topmod, verbose, single_bad, cover_mode, print_internal_names, info_filename);
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*f << stringf("; end of yosys output\n");
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}
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