From 65e5e1658cd18c75bed2097d99acc66216e8856d Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Sun, 3 Mar 2013 10:36:23 +0100 Subject: Added library support to celltypes class and show pass --- kernel/celltypes.h | 39 +++++++++++++++++++++++++++++++++++---- kernel/show.cc | 41 ++++++++++++++++++++++++++++++++++++++--- 2 files changed, 73 insertions(+), 7 deletions(-) (limited to 'kernel') diff --git a/kernel/celltypes.h b/kernel/celltypes.h index a13cbf32..1e56a4dd 100644 --- a/kernel/celltypes.h +++ b/kernel/celltypes.h @@ -27,6 +27,7 @@ struct CellTypes { std::set cell_types; + std::vector designs; void setup_internals() { @@ -99,20 +100,39 @@ struct CellTypes cell_types.insert("$_DFF_PP1_"); } + void setup_design(const RTLIL::Design *design) + { + designs.push_back(design); + } + void clear() { cell_types.clear(); + designs.clear(); } bool cell_known(std::string type) { - return cell_types.count(type) > 0; + if (cell_types.count(type) > 0) + return true; + for (auto design : designs) + if (design->modules.count(type) > 0) + return true; + return false; } bool cell_output(std::string type, std::string port) { - if (!cell_known(type)) + if (cell_types.count(type) == 0) { + for (auto design : designs) + if (design->modules.count(type) > 0) { + if (design->modules.at(type)->wires.count(port)) + return design->modules.at(type)->wires.at(port)->port_output; + return false; + } return false; + } + if (port == "\\Y" || port == "\\Q" || port == "\\RD_DATA") return true; if (type == "$memrd" && port == "\\DATA") @@ -124,9 +144,20 @@ struct CellTypes bool cell_input(std::string type, std::string port) { - if (!cell_known(type)) + if (cell_types.count(type) == 0) { + for (auto design : designs) + if (design->modules.count(type) > 0) { + if (design->modules.at(type)->wires.count(port)) + return design->modules.at(type)->wires.at(port)->port_input; + return false; + } return false; - return !cell_output(type, port); + } + + if (cell_types.count(type) > 0) + return !cell_output(type, port); + + return false; } static RTLIL::Const eval(std::string type, const RTLIL::Const &arg1, const RTLIL::Const &arg2, bool signed1, bool signed2, int result_len) diff --git a/kernel/show.cc b/kernel/show.cc index b587a856..7c3f418b 100644 --- a/kernel/show.cc +++ b/kernel/show.cc @@ -156,6 +156,7 @@ struct ShowWorker net_conn_map.clear(); fprintf(f, "digraph \"%s\" {\n", escape(module->name)); + fprintf(f, "label=\"%s\";\n", escape(module->name)); fprintf(f, "rankdir=\"LR\";\n"); fprintf(f, "remincross=true;\n"); @@ -274,12 +275,16 @@ struct ShowWorker fprintf(f, "};\n"); } - ShowWorker(FILE *f, RTLIL::Design *design) : f(f), design(design) + ShowWorker(FILE *f, RTLIL::Design *design, std::vector &libs) : f(f), design(design) { ct.setup_internals(); ct.setup_internals_mem(); ct.setup_stdcells(); ct.setup_stdcells_mem(); + ct.setup_design(design); + + for (auto lib : libs) + ct.setup_design(lib); design->optimize(); page_counter = 0; @@ -303,7 +308,7 @@ struct ShowPass : public Pass { { // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| log("\n"); - log(" show [-viewer ] [selection]\n"); + log(" show [options] [selection]\n"); log("\n"); log("Create a graphviz DOT file for the selected part of the design and compile it\n"); log("to a postscript file.\n"); @@ -311,14 +316,22 @@ struct ShowPass : public Pass { log(" -viewer \n"); log(" Also run the specified command with the postscript file as parameter.\n"); log("\n"); + log(" -lib \n"); + log(" Use the specified library file for determining whether cell ports are.\n"); + log(" inputs or outputs. This option can be used multiple times to specify\n"); + log(" more than one library.\n"); + log("\n"); log("The generated output files are `yosys-show.dot' and `yosys-show.ps'.\n"); log("\n"); } virtual void execute(std::vector args, RTLIL::Design *design) { log_header("Generating Graphviz representation of design.\n"); + log_push(); std::string viewer_exe; + std::vector libfiles; + std::vector libs; size_t argidx; for (argidx = 1; argidx < args.size(); argidx++) @@ -328,15 +341,32 @@ struct ShowPass : public Pass { viewer_exe = args[++argidx]; continue; } + if (arg == "-lib" && argidx+1 < args.size()) { + libfiles.push_back(args[++argidx]); + continue; + } break; } extra_args(args, argidx, design); + for (auto filename : libfiles) { + FILE *f = fopen(filename.c_str(), "rt"); + if (f == NULL) + log_error("Can't open lib file `%s'.\n", filename.c_str()); + RTLIL::Design *lib = new RTLIL::Design; + Frontend::frontend_call(lib, f, filename, (filename.size() > 3 && filename.substr(filename.size()-3) == ".il") ? "ilang" : "verilog"); + libs.push_back(lib); + fclose(f); + } + + if (libs.size() > 0) + log_header("Continuing show pass.\n"); + log("Writing dot description to `yosys-show.dot'.\n"); FILE *f = fopen("yosys-show.dot", "w"); if (f == NULL) log_cmd_error("Can't open dot file `yosys-show.dot' for writing.\n"); - ShowWorker worker(f, design); + ShowWorker worker(f, design, libs); fclose(f); if (worker.page_counter == 0) @@ -353,6 +383,11 @@ struct ShowPass : public Pass { if (system(cmd.c_str()) != 0) log_cmd_error("Shell command failed!\n"); } + + for (auto lib : libs) + delete lib; + + log_pop(); } } ShowPass; -- cgit v1.2.3