mirror of https://github.com/YosysHQ/yosys.git
Merge pull request #3625 from povik/show_cleanup
This commit is contained in:
N. Engelhardt
GitHub
commit
417fadbefd
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@ -233,76 +233,101 @@ struct ShowWorker
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return std::string();
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}
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// Return the pieces of a label joined by a '|' separator
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std::string join_label_pieces(std::vector<std::string> pieces)
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{
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std::string ret = "";
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bool first_piece = true;
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for (auto &piece : pieces) {
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if (!first_piece)
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ret += "|";
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ret += piece;
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first_piece = false;
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}
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return ret;
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}
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std::string gen_portbox(std::string port, RTLIL::SigSpec sig, bool driver, std::string *node = nullptr)
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{
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std::string code;
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std::string net = gen_signode_simple(sig);
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if (net.empty())
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{
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std::string label_string;
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int pos = sig.size()-1;
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int idx = single_idx_count++;
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for (int rep, i = int(sig.chunks().size())-1; i >= 0; i -= rep) {
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const RTLIL::SigChunk &c = sig.chunks().at(i);
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int dot_idx = single_idx_count++;
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std::vector<std::string> label_pieces;
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int bitpos = sig.size()-1;
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for (int rep, chunk_idx = ((int) sig.chunks().size()) - 1; chunk_idx >= 0; chunk_idx -= rep) {
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const RTLIL::SigChunk &c = sig.chunks().at(chunk_idx);
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// Find the number of times this chunk is repeating
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for (rep = 1; chunk_idx - rep >= 0 && c == sig.chunks().at(chunk_idx - rep); rep++);
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int cl, cr;
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if (c.wire) {
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cl = c.offset + c.width - 1;
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cr = c.offset;
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if (c.is_wire()) {
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if (c.wire->upto) {
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cr = c.wire->start_offset + (c.wire->width - c.offset - 1);
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cr = (c.wire->width - 1) - c.offset;
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cl = cr - (c.width - 1);
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} else {
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cr = c.wire->start_offset + c.offset;
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cl = cr + c.width - 1;
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}
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} else {
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cl = c.offset + c.width - 1;
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cr = c.offset;
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cl += c.wire->start_offset;
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cr += c.wire->start_offset;
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}
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if (!driver && c.wire == nullptr) {
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RTLIL::State s1 = c.data.front();
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for (auto s2 : c.data)
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if (s1 != s2)
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goto not_const_stream;
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net.clear();
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} else {
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not_const_stream:
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// Is this chunk a constant filled with one kind of bit state?
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bool no_signode = !driver && !c.is_wire() \
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&& std::equal(c.data.begin() + 1, c.data.end(), c.data.begin());
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if (!no_signode) {
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net = gen_signode_simple(c, false);
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log_assert(!net.empty());
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}
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for (rep = 1; i-rep >= 0 && c == sig.chunks().at(i-rep); rep++) {}
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std::string repinfo = rep > 1 ? stringf("%dx ", rep) : "";
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std::string portside = stringf("%d:%d", bitpos, bitpos - rep*c.width + 1);
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std::string remoteside = stringf("%s%d:%d", repinfo.c_str(), cl, cr);
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if (driver) {
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log_assert(!net.empty());
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label_string += stringf("<s%d> %d:%d - %s%d:%d |", i, pos, pos-c.width+1, repinfo.c_str(), cl, cr);
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net_conn_map[net].in.insert({stringf("x%d:s%d", idx, i), rep*c.width});
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label_pieces.push_back(stringf("<s%d> %s - %s ", chunk_idx, portside.c_str(), remoteside.c_str()));
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net_conn_map[net].in.insert({stringf("x%d:s%d", dot_idx, chunk_idx), rep*c.width});
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net_conn_map[net].color = nextColor(c, net_conn_map[net].color);
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} else
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if (net.empty()) {
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log_assert(rep == 1);
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label_string += stringf("%c -> %d:%d |",
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c.data.front() == State::S0 ? '0' :
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c.data.front() == State::S1 ? '1' :
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c.data.front() == State::Sx ? 'X' :
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c.data.front() == State::Sz ? 'Z' : '?',
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pos, pos-rep*c.width+1);
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} else {
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label_string += stringf("<s%d> %s%d:%d - %d:%d |", i, repinfo.c_str(), cl, cr, pos, pos-rep*c.width+1);
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net_conn_map[net].out.insert({stringf("x%d:s%d", idx, i), rep*c.width});
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net_conn_map[net].color = nextColor(c, net_conn_map[net].color);
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if (no_signode) {
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log_assert(rep == 1);
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label_pieces.push_back(stringf("%c -> %d:%d ",
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c.data.front() == State::S0 ? '0' :
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c.data.front() == State::S1 ? '1' :
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c.data.front() == State::Sx ? 'X' :
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c.data.front() == State::Sz ? 'Z' : '?',
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bitpos, bitpos-rep*c.width+1));
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} else {
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label_pieces.push_back(stringf("<s%d> %s - %s ", chunk_idx, remoteside.c_str(), portside.c_str()));
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net_conn_map[net].out.insert({stringf("x%d:s%d", dot_idx, chunk_idx), rep*c.width});
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net_conn_map[net].color = nextColor(c, net_conn_map[net].color);
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}
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}
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pos -= rep * c.width;
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bitpos -= rep * c.width;
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}
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if (label_string[label_string.size()-1] == '|')
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label_string = label_string.substr(0, label_string.size()-1);
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code += stringf("x%d [ shape=record, style=rounded, label=\"%s\" ];\n", idx, label_string.c_str());
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code += stringf("x%d [ shape=record, style=rounded, label=\"", dot_idx) \
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+ join_label_pieces(label_pieces) + "\" ];\n";
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if (!port.empty()) {
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currentColor = xorshift32(currentColor);
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if (driver)
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code += stringf("%s:e -> x%d:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, %s, %s];\n", port.c_str(), idx, nextColor(sig).c_str(), widthLabel(sig.size()).c_str());
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code += stringf("%s:e -> x%d:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, %s, %s];\n", port.c_str(), dot_idx, nextColor(sig).c_str(), widthLabel(sig.size()).c_str());
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else
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code += stringf("x%d:e -> %s:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, %s, %s];\n", idx, port.c_str(), nextColor(sig).c_str(), widthLabel(sig.size()).c_str());
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code += stringf("x%d:e -> %s:w [arrowhead=odiamond, arrowtail=odiamond, dir=both, %s, %s];\n", dot_idx, port.c_str(), nextColor(sig).c_str(), widthLabel(sig.size()).c_str());
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}
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if (node != nullptr)
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*node = stringf("x%d", idx);
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*node = stringf("x%d", dot_idx);
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}
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else
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{
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@ -417,6 +442,7 @@ struct ShowWorker
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for (auto cell : module->selected_cells())
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{
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std::vector<RTLIL::IdString> in_ports, out_ports;
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std::vector<std::string> in_label_pieces, out_label_pieces;
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for (auto &conn : cell->connections()) {
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if (!ct.cell_output(cell->type, conn.first))
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@ -428,23 +454,23 @@ struct ShowWorker
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std::sort(in_ports.begin(), in_ports.end(), RTLIL::sort_by_id_str());
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std::sort(out_ports.begin(), out_ports.end(), RTLIL::sort_by_id_str());
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std::string label_string = "{{";
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for (auto &p : in_ports) {
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bool signed_suffix = genSignedLabels && cell->hasParam(p.str() + "_SIGNED")
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&& cell->getParam(p.str() + "_SIGNED").as_bool();
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for (auto &p : in_ports)
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label_string += stringf("<p%d> %s%s|", id2num(p), escape(p.str()),
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genSignedLabels && cell->hasParam(p.str() + "_SIGNED") &&
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cell->getParam(p.str() + "_SIGNED").as_bool() ? "*" : "");
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if (label_string[label_string.size()-1] == '|')
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label_string = label_string.substr(0, label_string.size()-1);
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label_string += stringf("}|%s\\n%s|{", findLabel(cell->name.str()), escape(cell->type.str()));
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in_label_pieces.push_back(stringf("<p%d> %s%s", id2num(p), escape(p.str()),
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signed_suffix ? "*" : ""));
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}
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for (auto &p : out_ports)
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label_string += stringf("<p%d> %s|", id2num(p), escape(p.str()));
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if (label_string[label_string.size()-1] == '|')
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label_string = label_string.substr(0, label_string.size()-1);
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out_label_pieces.push_back(stringf("<p%d> %s", id2num(p), escape(p.str())));
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label_string += "}}";
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std::string in_label = join_label_pieces(in_label_pieces);
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std::string out_label = join_label_pieces(out_label_pieces);
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std::string label_string = stringf("{{%s}|%s\\n%s|{%s}}", in_label.c_str(),
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findLabel(cell->name.str()), escape(cell->type.str()),
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out_label.c_str());
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std::string code;
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for (auto &conn : cell->connections()) {
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