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+/*
+ * yosys -- Yosys Open SYnthesis Suite
+ *
+ * Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ */
+
+#include "kernel/register.h"
+#include "kernel/sigtools.h"
+#include "kernel/log.h"
+#include <unistd.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
+#include <dirent.h>
+
+#ifdef VERIFIC_DIR
+
+#include "veri_file.h"
+#include "vhdl_file.h"
+#include "VeriWrite.h"
+#include "DataBase.h"
+#include "Message.h"
+
+#ifdef VERIFIC_NAMESPACE
+using namespace Verific ;
+#endif
+
+static void msg_func(msg_type_t msg_type, const char *message_id, linefile_type linefile, const char *msg, va_list args)
+{
+ log("VERIFIC-%s [%s] ",
+ msg_type == VERIFIC_NONE ? "NONE" :
+ msg_type == VERIFIC_ERROR ? "ERROR" :
+ msg_type == VERIFIC_WARNING ? "WARNING" :
+ msg_type == VERIFIC_IGNORE ? "IGNORE" :
+ msg_type == VERIFIC_INFO ? "INFO" :
+ msg_type == VERIFIC_COMMENT ? "COMMENT" :
+ msg_type == VERIFIC_PROGRAM_ERROR ? "PROGRAM_ERROR" : "UNKNOWN", message_id);
+ if (linefile)
+ log("%s:%d: ", LineFile::GetFileName(linefile), LineFile::GetLineNo(linefile));
+ logv(msg, args);
+ log("\n");
+}
+
+void import_attributes(std::map<RTLIL::IdString, RTLIL::Const> &attributes, DesignObj *obj)
+{
+ MapIter mi;
+ Att *attr;
+
+ if (obj->Linefile())
+ attributes["\\src"] = stringf("%s:%d", LineFile::GetFileName(obj->Linefile()), LineFile::GetLineNo(obj->Linefile()));
+
+ // FIXME: Parse numeric attributes
+ FOREACH_ATTRIBUTE(obj, mi, attr)
+ attributes[RTLIL::escape_id(attr->Key())] = RTLIL::Const(std::string(attr->Value()));
+}
+
+static void import_netlist(RTLIL::Design *design, Netlist *nl, std::set<Netlist*> &nl_todo)
+{
+ if (design->modules.count(RTLIL::escape_id(nl->Owner()->Name())))
+ log_cmd_error("Re-definition of module `%s'.\n", nl->Owner()->Name());
+
+ RTLIL::Module *module = new RTLIL::Module;
+ module->name = RTLIL::escape_id(nl->Owner()->Name());
+ design->modules[module->name] = module;
+
+ log("Importing module %s.\n", RTLIL::id2cstr(module->name));
+
+ std::map<Net*, RTLIL::SigBit> net_map;
+
+ MapIter mi, mi2;
+ Port *port;
+ PortBus *portbus;
+ Net *net;
+ NetBus *netbus;
+ Instance *inst;
+
+ FOREACH_PORT_OF_NETLIST(nl, mi, port)
+ {
+ if (port->Bus())
+ continue;
+
+ // log(" importing port %s.\n", port->Name());
+
+ RTLIL::Wire *wire = new RTLIL::Wire;
+ wire->name = RTLIL::escape_id(port->Name());
+ import_attributes(wire->attributes, port);
+ module->add(wire);
+
+ if (port->GetDir() == DIR_INOUT || port->GetDir() == DIR_IN)
+ wire->port_input = true;
+ if (port->GetDir() == DIR_INOUT || port->GetDir() == DIR_OUT)
+ wire->port_output = true;
+
+ if (port->GetNet()) {
+ net = port->GetNet();
+ if (net_map.count(net) == 0)
+ net_map[net] = wire;
+ else if (wire->port_input)
+ module->connections.push_back(RTLIL::SigSig(net_map.at(net), wire));
+ else
+ module->connections.push_back(RTLIL::SigSig(wire, net_map.at(net)));
+ }
+ }
+
+ FOREACH_PORTBUS_OF_NETLIST(nl, mi, portbus)
+ {
+ // log(" importing portbus %s.\n", portbus->Name());
+
+ RTLIL::Wire *wire = new RTLIL::Wire;
+ wire->name = RTLIL::escape_id(portbus->Name());
+ wire->width = portbus->Size();
+ wire->start_offset = std::min(portbus->LeftIndex(), portbus->RightIndex());
+ import_attributes(wire->attributes, port);
+ module->add(wire);
+
+ if (portbus->GetDir() == DIR_INOUT || portbus->GetDir() == DIR_IN)
+ wire->port_input = true;
+ if (portbus->GetDir() == DIR_INOUT || portbus->GetDir() == DIR_OUT)
+ wire->port_output = true;
+
+ for (int i = portbus->LeftIndex();; i += portbus->IsUp() ? +1 : -1) {
+ if (portbus->ElementAtIndex(i) && portbus->ElementAtIndex(i)->GetNet()) {
+ net = portbus->ElementAtIndex(i)->GetNet();
+ RTLIL::SigBit bit(wire, i - wire->start_offset);
+ if (net_map.count(net) == 0)
+ net_map[net] = bit;
+ else if (wire->port_input)
+ module->connections.push_back(RTLIL::SigSig(net_map.at(net), bit));
+ else
+ module->connections.push_back(RTLIL::SigSig(bit, net_map.at(net)));
+ }
+ if (i == portbus->RightIndex())
+ break;
+ }
+ }
+
+ module->fixup_ports();
+
+ FOREACH_NET_OF_NETLIST(nl, mi, net)
+ {
+ if (net_map.count(net)) {
+ // log(" skipping net %s.\n", net->Name());
+ continue;
+ }
+
+ if (net->Bus())
+ continue;
+
+ // log(" importing net %s.\n", net->Name());
+
+ RTLIL::Wire *wire = new RTLIL::Wire;
+ wire->name = RTLIL::escape_id(net->Name());
+ while (module->count_id(wire->name))
+ wire->name += "_";
+ import_attributes(wire->attributes, port);
+ module->add(wire);
+
+ if (net_map.count(net) == 0)
+ net_map[net] = wire;
+ else
+ module->connections.push_back(RTLIL::SigSig(wire, net_map.at(net)));
+ }
+
+ FOREACH_NETBUS_OF_NETLIST(nl, mi, netbus)
+ {
+ bool found_new_net = false;
+ for (int i = netbus->LeftIndex();; i += netbus->IsUp() ? +1 : -1) {
+ net = netbus->ElementAtIndex(i);
+ if (net_map.count(net) == 0)
+ found_new_net = true;
+ if (i == netbus->RightIndex())
+ break;
+ }
+
+ if (found_new_net)
+ {
+ // log(" importing netbus %s.\n", netbus->Name());
+
+ RTLIL::Wire *wire = new RTLIL::Wire;
+ wire->name = RTLIL::escape_id(netbus->Name());
+ wire->width = netbus->Size();
+ wire->start_offset = std::min(netbus->LeftIndex(), netbus->RightIndex());
+ while (module->count_id(wire->name))
+ wire->name += "_";
+ import_attributes(wire->attributes, port);
+ module->add(wire);
+
+ for (int i = netbus->LeftIndex();; i += netbus->IsUp() ? +1 : -1) {
+ if (netbus->ElementAtIndex(i)) {
+ net = netbus->ElementAtIndex(i);
+ RTLIL::SigBit bit(wire, i - wire->start_offset);
+ if (net_map.count(net) == 0)
+ net_map[net] = bit;
+ else
+ module->connections.push_back(RTLIL::SigSig(bit, net_map.at(net)));
+ }
+ if (i == netbus->RightIndex())
+ break;
+ }
+ }
+ else
+ {
+ // log(" skipping netbus %s.\n", netbus->Name());
+ }
+ }
+
+ FOREACH_INSTANCE_OF_NETLIST(nl, mi, inst)
+ {
+ log(" importing cell %s (%s).\n", inst->Name(), inst->View()->Owner()->Name());
+
+ if (inst->Type() == PRIM_PWR) {
+ module->connections.push_back(RTLIL::SigSig(net_map.at(inst->GetOutput()), RTLIL::State::S1));
+ continue;
+ }
+
+ if (inst->Type() == PRIM_GND) {
+ module->connections.push_back(RTLIL::SigSig(net_map.at(inst->GetOutput()), RTLIL::State::S0));
+ continue;
+ }
+
+ if (inst->Type() == PRIM_X) {
+ module->connections.push_back(RTLIL::SigSig(net_map.at(inst->GetOutput()), RTLIL::State::Sx));
+ continue;
+ }
+
+ if (inst->Type() == PRIM_Z) {
+ module->connections.push_back(RTLIL::SigSig(net_map.at(inst->GetOutput()), RTLIL::State::Sz));
+ continue;
+ }
+
+ if (inst->Type() == PRIM_AND || inst->Type() == PRIM_OR || inst->Type() == PRIM_XOR || inst->Type() == PRIM_XNOR) {
+ RTLIL::Cell *cell = new RTLIL::Cell;
+ cell->name = RTLIL::escape_id(inst->Name());
+ cell->type = inst->Type() == PRIM_AND ? "$and" : inst->Type() == PRIM_OR ? "$or" :
+ inst->Type() == PRIM_XOR ? "$xor" : "$xnor";
+ cell->parameters["\\A_SIGNED"] = 0;
+ cell->parameters["\\B_SIGNED"] = 0;
+ cell->parameters["\\A_WIDTH"] = 1;
+ cell->parameters["\\B_WIDTH"] = 1;
+ cell->parameters["\\Y_WIDTH"] = 1;
+ cell->connections["\\A"] = net_map.at(inst->GetInput1());
+ cell->connections["\\B"] = net_map.at(inst->GetInput2());
+ cell->connections["\\Y"] = net_map.at(inst->GetOutput());
+ module->add(cell);
+ continue;
+ }
+
+ if (inst->Type() == PRIM_INV) {
+ RTLIL::Cell *cell = new RTLIL::Cell;
+ cell->name = RTLIL::escape_id(inst->Name());
+ cell->type = "$not";
+ cell->parameters["\\A_SIGNED"] = 0;
+ cell->parameters["\\A_WIDTH"] = 1;
+ cell->parameters["\\Y_WIDTH"] = 1;
+ cell->connections["\\A"] = net_map.at(inst->GetInput());
+ cell->connections["\\Y"] = net_map.at(inst->GetOutput());
+ module->add(cell);
+ continue;
+ }
+
+ if (inst->Type() == PRIM_MUX) {
+ RTLIL::Cell *cell = new RTLIL::Cell;
+ cell->name = RTLIL::escape_id(inst->Name());
+ cell->type = "$mux";
+ cell->parameters["\\WIDTH"] = 1;
+ cell->connections["\\A"] = net_map.at(inst->GetInput1());
+ cell->connections["\\B"] = net_map.at(inst->GetInput2());
+ cell->connections["\\S"] = net_map.at(inst->GetControl());
+ cell->connections["\\Y"] = net_map.at(inst->GetOutput());
+ module->add(cell);
+ continue;
+ }
+
+ if (inst->Type() == PRIM_FADD)
+ {
+ RTLIL::Cell *cell1 = new RTLIL::Cell;
+ cell1->name = RTLIL::escape_id(NEW_ID);
+ cell1->type = "$add";
+ cell1->parameters["\\A_SIGNED"] = 0;
+ cell1->parameters["\\B_SIGNED"] = 0;
+ cell1->parameters["\\A_WIDTH"] = 1;
+ cell1->parameters["\\B_WIDTH"] = 1;
+ cell1->parameters["\\Y_WIDTH"] = 2;
+ cell1->connections["\\A"] = net_map.at(inst->GetInput1());
+ cell1->connections["\\B"] = net_map.at(inst->GetInput2());
+ cell1->connections["\\Y"] = module->new_wire(2, NEW_ID);
+ module->add(cell1);
+
+ RTLIL::Cell *cell2 = new RTLIL::Cell;
+ cell2->name = RTLIL::escape_id(inst->Name());
+ cell2->type = "$add";
+ cell2->parameters["\\A_SIGNED"] = 0;
+ cell2->parameters["\\B_SIGNED"] = 0;
+ cell2->parameters["\\A_WIDTH"] = 2;
+ cell2->parameters["\\B_WIDTH"] = 1;
+ cell2->parameters["\\Y_WIDTH"] = 2;
+ cell2->connections["\\A"] = cell1->connections["\\Y"];
+ cell2->connections["\\B"] = net_map.at(inst->GetCin());
+ cell2->connections["\\Y"] = net_map.at(inst->GetOutput());
+ cell2->connections["\\Y"].append(net_map.at(inst->GetCout()));
+ module->add(cell2);
+ continue;
+ }
+
+ if (inst->IsPrimitive())
+ log_error("Unsupported Verific primitive: %s\n", inst->View()->Owner()->Name());
+
+ nl_todo.insert(inst->View());
+
+ RTLIL::Cell *cell = new RTLIL::Cell;
+ cell->name = RTLIL::escape_id(inst->Name());
+ cell->type = RTLIL::escape_id(inst->View()->Owner()->Name());
+ module->add(cell);
+
+ PortRef *pr ;
+ FOREACH_PORTREF_OF_INST(inst, mi2, pr) {
+ // log(" .%s(%s)\n", pr->GetPort()->Name(), pr->GetNet()->Name());
+ const char *port_name = pr->GetPort()->Name();
+ int port_offset = 0;
+ if (pr->GetPort()->Bus()) {
+ port_name = pr->GetPort()->Bus()->Name();
+ port_offset = pr->GetPort()->Bus()->IndexOf(pr->GetPort()) -
+ std::min(pr->GetPort()->Bus()->LeftIndex(), pr->GetPort()->Bus()->RightIndex());
+ }
+ RTLIL::SigSpec &conn = cell->connections[RTLIL::escape_id(port_name)];
+ while (conn.width <= port_offset)
+ conn.append(RTLIL::State::Sz);
+ conn.replace(port_offset, net_map.at(pr->GetNet()));
+ }
+ }
+}
+
+#endif /* VERIFIC_DIR */
+
+struct VerificPass : public Pass {
+ VerificPass() : Pass("verific", "load Verilog and VHDL designs using Verific") { }
+ virtual void help()
+ {
+ // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
+ log("\n");
+ log(" verific {-vlog95|-vlog2k|-sv2005|-sv2009|-sv} <verilog-file>..\n");
+ log("\n");
+ log("Load the specified Verilog/SystemVerilog files into Verific.\n");
+ log("\n");
+ log("\n");
+ log(" verific {-vhdl87|-vhdl93|-vhdl2k|-vhdl2008} <vhdl-file>..\n");
+ log("\n");
+ log("Load the specified VHDL files into Verific.\n");
+ log("\n");
+ log("\n");
+ log(" verific -import <top-module>..\n");
+ log("\n");
+ log("Elaborate the design for the sepcified top modules, import to Yosys and\n");
+ log("reset the internal state of Verific.\n");
+ log("\n");
+ log("\n");
+ log("Visit http://verific.com/ for more information on Verific.\n");
+ log("\n");
+ }
+#ifdef VERIFIC_DIR
+ virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
+ {
+ log_header("Executing VERIFIC (loading Verilog and VHDL designs using the Verific library).\n");
+
+ Message::SetConsoleOutput(0);
+ Message::RegisterCallBackMsg(msg_func);
+
+ if (args.size() > 1 && args[1] == "-vlog95") {
+ for (size_t argidx = 2; argidx < args.size(); argidx++)
+ if (!veri_file::Analyze(args[argidx].c_str(), veri_file::VERILOG_95))
+ log_cmd_error("Reading `%s' in VERILOG_95 mode failed.\n", args[argidx].c_str());
+ return;
+ }
+
+ if (args.size() > 1 && args[1] == "-vlog2k") {
+ for (size_t argidx = 2; argidx < args.size(); argidx++)
+ if (!veri_file::Analyze(args[argidx].c_str(), veri_file::VERILOG_2K))
+ log_cmd_error("Reading `%s' in VERILOG_2K mode failed.\n", args[argidx].c_str());
+ return;
+ }
+
+ if (args.size() > 1 && args[1] == "-sv2005") {
+ for (size_t argidx = 2; argidx < args.size(); argidx++)
+ if (!veri_file::Analyze(args[argidx].c_str(), veri_file::SYSTEM_VERILOG_2005))
+ log_cmd_error("Reading `%s' in SYSTEM_VERILOG_2005 mode failed.\n", args[argidx].c_str());
+ return;
+ }
+
+ if (args.size() > 1 && args[1] == "-sv2009") {
+ for (size_t argidx = 2; argidx < args.size(); argidx++)
+ if (!veri_file::Analyze(args[argidx].c_str(), veri_file::SYSTEM_VERILOG_2009))
+ log_cmd_error("Reading `%s' in SYSTEM_VERILOG_2009 mode failed.\n", args[argidx].c_str());
+ return;
+ }
+
+ if (args.size() > 1 && args[1] == "-sv") {
+ for (size_t argidx = 2; argidx < args.size(); argidx++)
+ if (!veri_file::Analyze(args[argidx].c_str(), veri_file::SYSTEM_VERILOG))
+ log_cmd_error("Reading `%s' in SYSTEM_VERILOG mode failed.\n", args[argidx].c_str());
+ return;
+ }
+
+ if (args.size() > 1 && args[1] == "-vhdl87") {
+ vhdl_file::SetDefaultLibraryPath(VERIFIC_DIR "/vhdl_packages/vdbs");
+ for (size_t argidx = 2; argidx < args.size(); argidx++)
+ if (!vhdl_file::Analyze(args[argidx].c_str(), "work", vhdl_file::VHDL_87))
+ log_cmd_error("Reading `%s' in VHDL_87 mode failed.\n", args[argidx].c_str());
+ return;
+ }
+
+ if (args.size() > 1 && args[1] == "-vhdl93") {
+ vhdl_file::SetDefaultLibraryPath(VERIFIC_DIR "/vhdl_packages/vdbs");
+ for (size_t argidx = 2; argidx < args.size(); argidx++)
+ if (!vhdl_file::Analyze(args[argidx].c_str(), "work", vhdl_file::VHDL_93))
+ log_cmd_error("Reading `%s' in VHDL_93 mode failed.\n", args[argidx].c_str());
+ return;
+ }
+
+ if (args.size() > 1 && args[1] == "-vhdl2k") {
+ vhdl_file::SetDefaultLibraryPath(VERIFIC_DIR "/vhdl_packages/vdbs");
+ for (size_t argidx = 2; argidx < args.size(); argidx++)
+ if (!vhdl_file::Analyze(args[argidx].c_str(), "work", vhdl_file::VHDL_2K))
+ log_cmd_error("Reading `%s' in VHDL_2K mode failed.\n", args[argidx].c_str());
+ return;
+ }
+
+ if (args.size() > 1 && args[1] == "-vhdl2008") {
+ vhdl_file::SetDefaultLibraryPath(VERIFIC_DIR "/vhdl_packages/vdbs");
+ for (size_t argidx = 2; argidx < args.size(); argidx++)
+ if (!vhdl_file::Analyze(args[argidx].c_str(), "work", vhdl_file::VHDL_2008))
+ log_cmd_error("Reading `%s' in VHDL_2008 mode failed.\n", args[argidx].c_str());
+ return;
+ }
+
+ if (args.size() > 1 && args[1] == "-import")
+ {
+ std::set<Netlist*> nl_todo, nl_done;
+
+ if (args.size() == 2)
+ log_cmd_error("No top module specified.\n");
+
+ for (size_t argidx = 2; argidx < args.size(); argidx++) {
+ if (veri_file::GetModule(args[argidx].c_str())) {
+ if (!veri_file::Elaborate(args[argidx].c_str()))
+ log_cmd_error("Elaboration of top module `%s' failed.\n", args[argidx].c_str());
+ nl_todo.insert(Netlist::PresentDesign());
+ } else {
+ if (!vhdl_file::Elaborate(args[argidx].c_str()))
+ log_cmd_error("Elaboration of top module `%s' failed.\n", args[argidx].c_str());
+ nl_todo.insert(Netlist::PresentDesign());
+ }
+ }
+
+ while (!nl_todo.empty()) {
+ Netlist *nl = *nl_todo.begin();
+ if (nl_done.count(nl) == 0)
+ import_netlist(design, nl, nl_todo);
+ nl_todo.erase(nl);
+ nl_done.insert(nl);
+ }
+
+ Libset::Reset();
+ return;
+ }
+
+ log_cmd_error("Missing or unsupported mode parameter.\n");
+ }
+#else /* VERIFIC_DIR */
+ virtual void execute(std::vector<std::string>, RTLIL::Design *) {
+ log_cmd_error("This version of Yosys is built without Verific support.\n");
+ }
+#endif
+} VerificPass;
+
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