From: Eddie Hung Date: Mon, 30 Dec 2019 23:35:33 +0000 (-0800) Subject: write_xaiger to use scratchpad for stats; cleanup abc9 X-Git-Tag: working-ls180~881^2^2~47 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=07355729341e5104cf83210af280cb0cc6e8c7de;p=yosys.git write_xaiger to use scratchpad for stats; cleanup abc9 --- diff --git a/backends/aiger/xaiger.cc b/backends/aiger/xaiger.cc index ce7b479ff..e7d767721 100644 --- a/backends/aiger/xaiger.cc +++ b/backends/aiger/xaiger.cc @@ -93,7 +93,6 @@ struct XAigerWriter dict ordered_outputs; vector box_list; - bool omode = false; int mkgate(int a0, int a1) { @@ -579,11 +578,6 @@ struct XAigerWriter aig_outputs.push_back(bit2aig(bit)); } - if (output_bits.empty()) { - output_bits.insert(State::S0); - omode = true; - } - for (auto bit : output_bits) { ordered_outputs[bit] = aig_o++; aig_outputs.push_back(bit2aig(bit)); @@ -594,12 +588,6 @@ struct XAigerWriter aig_o++; aig_outputs.push_back(ff_aig_map.at(bit)); } - - if (output_bits.empty()) { - aig_o++; - aig_outputs.push_back(0); - omode = true; - } } void write_aiger(std::ostream &f, bool ascii_mode) @@ -661,7 +649,6 @@ struct XAigerWriter f << "c"; - log_assert(!output_bits.empty()); auto write_buffer = [](std::stringstream &buffer, int i32) { int32_t i32_be = to_big_endian(i32); buffer.write(reinterpret_cast(&i32_be), sizeof(i32_be)); @@ -922,6 +909,11 @@ struct XAigerWriter //f.write(buffer_str.data(), buffer_str.size()); f << stringf("Generated by %s\n", yosys_version_str); + + module->design->scratchpad_set_int("write_xaiger.num_ands", and_map.size()); + module->design->scratchpad_set_int("write_xaiger.num_wires", aig_map.size()); + module->design->scratchpad_set_int("write_xaiger.num_inputs", input_bits.size()); + module->design->scratchpad_set_int("write_xaiger.num_outputs", output_bits.size()); } void write_map(std::ostream &f, bool verbose_map) @@ -973,13 +965,9 @@ struct XAigerWriter f << stringf("box %d %d %s\n", box_count++, 0, log_id(cell->name)); output_lines.sort(); - if (omode) - output_lines[State::S0] = "output 0 0 $__dummy__\n"; for (auto &it : output_lines) f << it.second; log_assert(output_lines.size() == output_bits.size()); - if (omode && output_bits.empty()) - f << "output " << output_lines.size() << " 0 $__dummy__\n"; wire_lines.sort(); for (auto &it : wire_lines) diff --git a/passes/techmap/abc9.cc b/passes/techmap/abc9.cc index 19a1d2ccb..a0403535b 100644 --- a/passes/techmap/abc9.cc +++ b/passes/techmap/abc9.cc @@ -268,13 +268,13 @@ void abc9_module(RTLIL::Design *design, RTLIL::Module *module, std::string scrip if (!lut_costs.empty()) { abc9_script += stringf("read_lut %s/lutdefs.txt; ", tempdir_name.c_str()); if (!box_file.empty()) - abc9_script += stringf("read_box -v %s; ", box_file.c_str()); + abc9_script += stringf("read_box %s; ", box_file.c_str()); } else if (!lut_file.empty()) { abc9_script += stringf("read_lut %s; ", lut_file.c_str()); if (!box_file.empty()) - abc9_script += stringf("read_box -v %s; ", box_file.c_str()); + abc9_script += stringf("read_box %s; ", box_file.c_str()); } else log_abort(); @@ -321,20 +321,22 @@ void abc9_module(RTLIL::Design *design, RTLIL::Module *module, std::string scrip fprintf(f, "%s\n", abc9_script.c_str()); fclose(f); - //bool count_output = false; log_push(); - //if (count_output) - { - handle_loops(design, module); + handle_loops(design, module); - Pass::call(design, "aigmap -select"); + Pass::call(design, "aigmap -select"); - //log("Extracted %d gates and %d wires to a netlist network with %d inputs and %d outputs.\n", - // count_gates, GetSize(signal_list), count_input, count_output); + Pass::call(design, stringf("write_xaiger -map %s/input.sym %s/input.xaig", tempdir_name.c_str(), tempdir_name.c_str())); - Pass::call(design, stringf("write_xaiger -map %s/input.sym %s/input.xaig", tempdir_name.c_str(), tempdir_name.c_str())); + int count_outputs = design->scratchpad_get_int("write_xaiger.num_outputs"); + log("Extracted %d AND gates and %d wires to a netlist network with %d inputs and %d outputs.\n", + design->scratchpad_get_int("write_xaiger.num_ands"), + design->scratchpad_get_int("write_xaiger.num_wires"), + design->scratchpad_get_int("write_xaiger.num_inputs"), + count_outputs); + if (count_outputs > 0) { std::string buffer; std::ifstream ifs; #if 0 @@ -1053,35 +1055,6 @@ struct Abc9Pass : public Pass { dict clk_to_mergeability; const std::vector all_cells = module->selected_cells(); -#if 0 - pool unassigned_cells(all_cells.begin(), all_cells.end()); - - pool expand_queue, next_expand_queue; - pool expand_queue_up, next_expand_queue_up; - pool expand_queue_down, next_expand_queue_down; - - std::map> assigned_cells; - std::map assigned_cells_reverse; - - std::map> cell_to_bit, cell_to_bit_up, cell_to_bit_down; - std::map> bit_to_cell, bit_to_cell_up, bit_to_cell_down; - - for (auto cell : all_cells) - for (auto &conn : cell->connections()) - for (auto bit : assign_map(conn.second)) - if (bit.wire != nullptr) { - cell_to_bit[cell].insert(bit); - bit_to_cell[bit].insert(cell); - if (ct.cell_input(cell->type, conn.first)) { - cell_to_bit_up[cell].insert(bit); - bit_to_cell_down[bit].insert(cell); - } - if (ct.cell_output(cell->type, conn.first)) { - cell_to_bit_down[cell].insert(bit); - bit_to_cell_up[bit].insert(cell); - } - } -#endif for (auto cell : all_cells) { auto inst_module = design->module(cell->type); @@ -1095,12 +1068,6 @@ struct Abc9Pass : public Pass { SigSpec abc9_clock = assign_map(abc9_clock_wire); clkdomain_t key(abc9_clock); -#if 0 - unassigned_cells.erase(cell); - expand_queue_up.insert(cell); - assigned_cells[key].insert(cell->name); - assigned_cells_reverse[cell] = key; -#endif auto r = clk_to_mergeability.insert(std::make_pair(abc9_clock, clk_to_mergeability.size() + 1)); auto r2 YS_ATTRIBUTE(unused) = cell->attributes.insert(std::make_pair(ID(abc9_mergeability), r.first->second)); @@ -1115,137 +1082,12 @@ struct Abc9Pass : public Pass { log_error("'%s.$abc9_init' is not a constant wire present in module '%s'.\n", cell->name.c_str(), log_id(module)); r2 = cell->attributes.insert(std::make_pair(ID(abc9_init), abc9_init.as_const())); log_assert(r2.second); - -#if 0 - // Also assign these special ABC9 cells to the - // same clock domain - for (auto b : cell_to_bit_down[cell]) - for (auto c : bit_to_cell_down[b]) - if (c->type == "$__ABC9_FF_") { - cell = c; - unassigned_cells.erase(cell); - assigned_cells[key].insert(cell->name); - assigned_cells_reverse[cell] = key; - break; - } - for (auto b : cell_to_bit_down[cell]) - for (auto c : bit_to_cell_down[b]) - if (c->type == "$__ABC9_ASYNC") { - cell = c; - unassigned_cells.erase(cell); - assigned_cells[key].insert(cell->name); - assigned_cells_reverse[cell] = key; - break; - } - - expand_queue.insert(cell); - expand_queue_down.insert(cell); -#endif } -#if 0 - while (!expand_queue_up.empty() || !expand_queue_down.empty()) - { - if (!expand_queue_up.empty()) - { - RTLIL::Cell *cell = *expand_queue_up.begin(); - auto key = assigned_cells_reverse.at(cell); - expand_queue_up.erase(cell); - - for (auto bit : cell_to_bit_up[cell]) - for (auto c : bit_to_cell_up[bit]) - if (unassigned_cells.count(c)) { - unassigned_cells.erase(c); - next_expand_queue_up.insert(c); - assigned_cells[key].insert(c->name); - assigned_cells_reverse[c] = key; - expand_queue.insert(c); - } - } - - if (!expand_queue_down.empty()) - { - RTLIL::Cell *cell = *expand_queue_down.begin(); - auto key = assigned_cells_reverse.at(cell); - expand_queue_down.erase(cell); - - for (auto bit : cell_to_bit_down[cell]) - for (auto c : bit_to_cell_down[bit]) - if (unassigned_cells.count(c)) { - unassigned_cells.erase(c); - next_expand_queue_up.insert(c); - assigned_cells[key].insert(c->name); - assigned_cells_reverse[c] = key; - expand_queue.insert(c); - } - } - - if (expand_queue_up.empty() && expand_queue_down.empty()) { - expand_queue_up.swap(next_expand_queue_up); - expand_queue_down.swap(next_expand_queue_down); - } - } - - while (!expand_queue.empty()) - { - RTLIL::Cell *cell = *expand_queue.begin(); - auto key = assigned_cells_reverse.at(cell); - expand_queue.erase(cell); - - for (auto bit : cell_to_bit.at(cell)) { - for (auto c : bit_to_cell[bit]) - if (unassigned_cells.count(c)) { - unassigned_cells.erase(c); - next_expand_queue.insert(c); - assigned_cells[key].insert(c->name); - assigned_cells_reverse[c] = key; - } - bit_to_cell[bit].clear(); - } - - if (expand_queue.empty()) - expand_queue.swap(next_expand_queue); - } - - clkdomain_t key; - for (auto cell : unassigned_cells) { - assigned_cells[key].insert(cell->name); - assigned_cells_reverse[cell] = key; - } - - log_header(design, "Summary of detected clock domains:\n"); - for (auto &it : assigned_cells) { - log(" %d cells in clk=%s\n", GetSize(it.second), log_signal(it.first)); - } -#endif - design->selected_active_module = module->name.str(); -#if 0 - design->selection_stack.emplace_back(false); - for (auto &it : assigned_cells) { - std::string target = delay_target; - if (target.empty()) { - for (auto b : assign_map(it.first)) - if (b.wire) { - auto jt = b.wire->attributes.find("\\abc9_period"); - if (jt != b.wire->attributes.end()) { - target = stringf("-D %d", jt->second.as_int()); - log("Target period = %s ps for clock domain %s\n", target.c_str(), log_signal(it.first)); - break; - } - } - } - RTLIL::Selection& sel = design->selection_stack.back(); - sel.selected_members[module->name] = std::move(it.second); -#endif - abc9_module(design, module, script_file, exe_file, cleanup, lut_costs, - delay_target, lutin_shared, fast_mode, all_cells, show_tempdir, - box_file, lut_file, wire_delay, box_lookup, nomfs); -#if 0 - assign_map.set(module); - } - design->selection_stack.pop_back(); -#endif + abc9_module(design, module, script_file, exe_file, cleanup, lut_costs, + delay_target, lutin_shared, fast_mode, all_cells, show_tempdir, + box_file, lut_file, wire_delay, box_lookup, nomfs); design->selected_active_module.clear(); }