From fe8226a22d6f4030a525a6792a6188817571718b Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Wed, 26 Aug 2020 10:39:57 +0200
Subject: Add formal apps and template generators
---
frontends/verific/verific.cc | 224 ++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 223 insertions(+), 1 deletion(-)
diff --git a/frontends/verific/verific.cc b/frontends/verific/verific.cc
index 632dc51fd..52047ae2b 100644
--- a/frontends/verific/verific.cc
+++ b/frontends/verific/verific.cc
@@ -54,7 +54,7 @@ USING_YOSYS_NAMESPACE
# error "Only Symbiotic EDA flavored Verific is supported. Please contact office@symbioticeda.com for commercial support for Yosys+Verific."
#endif
-#if SYMBIOTIC_VERIFIC_API_VERSION < 202006
+#if SYMBIOTIC_VERIFIC_API_VERSION < 20200702
# error "Please update your version of Symbiotic EDA flavored Verific."
#endif
@@ -2158,6 +2158,70 @@ struct VerificPass : public Pass {
log(" Dump the Verific netlist as a verilog file.\n");
log("\n");
log("\n");
+ log(" verific [-work <libname>] -pp [options] <filename> [<module>]..\n");
+ log("\n");
+ log("Pretty print design (or just module) to the specified file from the\n");
+ log("specified library. (default library when -work is not present: \"work\")\n");
+ log("\n");
+ log("Pretty print options:\n");
+ log("\n");
+ log(" -verilog\n");
+ log(" Save output for Verilog/SystemVerilog design modules (default).\n");
+ log("\n");
+ log(" -vhdl\n");
+ log(" Save output for VHDL design units.\n");
+ log("\n");
+ log("\n");
+ log(" verific -app <application>..\n");
+ log("\n");
+ log("Execute SEDA formal application on loaded Verilog files.\n");
+ log("\n");
+ log("Application options:\n");
+ log("\n");
+ log(" -blacklist <filename[:lineno]>\n");
+ log(" Do not run application on modules from files that match the filename\n");
+ log(" or filename and line number if provided in such format.\n");
+ log(" Parameter can also contain comma separated list of file locations.\n");
+ log("\n");
+ log(" -blfile <file>\n");
+ log(" Do not run application on locations specified in file, they can represent filename\n");
+ log(" or filename and location in file.\n");
+ log("\n");
+ log("Applications:\n");
+ log("\n");
+#ifdef YOSYS_ENABLE_VERIFIC
+ VerificFormalApplications vfa;
+ log("%s\n",vfa.GetHelp().c_str());
+#else
+ log(" WARNING: Applications only available in commercial build.\n");
+
+#endif
+ log("\n");
+ log("\n");
+ log(" verific -template <name> <top_module>..\n");
+ log("\n");
+ log("Generate template for specified top module of loaded design.\n");
+ log("\n");
+ log("Template options:\n");
+ log("\n");
+ log(" -out\n");
+ log(" Specifies output file for generated template, by default output is stdout\n");
+ log("\n");
+ log(" -chparam name value \n");
+ log(" Generate template using this parameter value. Otherwise default parameter\n");
+ log(" values will be used for templat generate functionality. This option\n");
+ log(" can be specified multiple times to override multiple parameters.\n");
+ log(" String values must be passed in double quotes (\").\n");
+ log("\n");
+ log("Templates:\n");
+ log("\n");
+#ifdef YOSYS_ENABLE_VERIFIC
+ VerificTemplateGenerator vfg;
+ log("%s\n",vfg.GetHelp().c_str());
+#else
+ log(" WARNING: Templates only available in commercial build.\n");
+ log("\n");
+#endif
log("Use Symbiotic EDA Suite if you need Yosys+Verifc.\n");
log("https://www.symbioticeda.com/seda-suite\n");
log("\n");
@@ -2202,6 +2266,9 @@ struct VerificPass : public Pass {
RuntimeFlags::SetVar("veri_preserve_assignments", 1);
RuntimeFlags::SetVar("vhdl_preserve_assignments", 1);
+ RuntimeFlags::SetVar("veri_preserve_comments",1);
+ //RuntimeFlags::SetVar("vhdl_preserve_comments",1);
+
// Workaround for VIPER #13851
RuntimeFlags::SetVar("veri_create_name_for_unnamed_gen_block", 1);
@@ -2399,6 +2466,161 @@ struct VerificPass : public Pass {
goto check_error;
}
+ if (args[argidx] == "-app" && argidx+1 < GetSize(args))
+ {
+ VerificFormalApplications vfa;
+ auto apps = vfa.GetApps();
+ std::string app = args[++argidx];
+ std::vector<std::string> blacklists;
+ if (apps.find(app) == apps.end())
+ log_cmd_error("Application '%s' does not exist.\n", app.c_str());
+
+ for (argidx++; argidx < GetSize(args); argidx++) {
+ if (args[argidx] == "-blacklist" && argidx+1 < GetSize(args)) {
+ std::string line = args[++argidx];
+ std::string p;
+ while (!(p = next_token(line, ",\t\r\n ")).empty())
+ blacklists.push_back(p);
+ continue;
+ }
+ if (args[argidx] == "-blfile" && argidx+1 < GetSize(args)) {
+ std::string fn = args[++argidx];
+ std::ifstream f(fn);
+ if (f.fail())
+ log_cmd_error("Can't open blacklist file '%s'!\n", fn.c_str());
+
+ std::string line,p;
+ while (std::getline(f, line)) {
+ while (!(p = next_token(line, ",\t\r\n ")).empty())
+ blacklists.push_back(p);
+ }
+ continue;
+ }
+ break;
+ }
+ if (argidx < GetSize(args))
+ cmd_error(args, argidx, "unknown option/parameter");
+ MapIter mi;
+ VeriModule *module ;
+ VeriLibrary *veri_lib = veri_file::GetLibrary(work.c_str(), 1);
+ log("Running formal application '%s'.\n", app.c_str());
+ FOREACH_VERILOG_MODULE_IN_LIBRARY(veri_lib, mi, module) {
+ vfa.Run(module,apps[app],blacklists);
+ }
+ goto check_error;
+ }
+
+ if (args[argidx] == "-pp" && argidx < GetSize(args))
+ {
+ const char* filename = nullptr;
+ const char* module = nullptr;
+ bool mode_vhdl = false;
+ for (argidx++; argidx < GetSize(args); argidx++) {
+ if (args[argidx] == "-vhdl") {
+ mode_vhdl = true;
+ continue;
+ }
+ if (args[argidx] == "-verilog") {
+ mode_vhdl = false;
+ continue;
+ }
+
+ if (args[argidx].compare(0, 1, "-") == 0) {
+ cmd_error(args, argidx, "unknown option");
+ goto check_error;
+ }
+
+ if (!filename) {
+ filename = args[argidx].c_str();
+ continue;
+ }
+ if (module)
+ log_cmd_error("Only one module can be specified.\n");
+ module = args[argidx].c_str();
+ }
+
+ if (argidx < GetSize(args))
+ cmd_error(args, argidx, "unknown option/parameter");
+
+ if (!filename)
+ log_cmd_error("Filname must be specified.\n");
+
+ if (mode_vhdl)
+ vhdl_file::PrettyPrint(filename, module, work.c_str());
+ else
+ veri_file::PrettyPrint(filename, module, work.c_str());
+ goto check_error;
+ }
+
+ if (args[argidx] == "-template" && argidx < GetSize(args))
+ {
+ if (!(argidx < GetSize(args)))
+ cmd_error(args, argidx, "No template type specified.\n");
+
+ VerificTemplateGenerator vfg;
+ auto gens = vfg.GetGenerators();
+ std::string app = args[++argidx];
+ if (gens.find(app) == gens.end())
+ log_cmd_error("Template generator '%s' does not exist.\n", app.c_str());
+ TemplateGenerator *generator = gens[app];
+ if (!(argidx < GetSize(args)))
+ cmd_error(args, argidx, "No top module specified.\n");
+
+ std::string module = args[++argidx];
+ VeriLibrary* veri_lib = veri_file::GetLibrary(work.c_str(), 1);
+ VeriModule *veri_module = veri_lib ? veri_lib->GetModule(module.c_str(), 1) : nullptr;
+ if (!veri_module) {
+ log_error("Can't find module/unit '%s'.\n", module.c_str());
+ }
+
+ log("Template '%s' is running for module '%s'.\n", app.c_str(),module.c_str());
+
+ Map parameters(STRING_HASH);
+ const char *out_filename = nullptr;
+
+ for (argidx++; argidx < GetSize(args); argidx++) {
+ if (generator->checkParams(args, argidx))
+ continue;
+ if (args[argidx] == "-chparam" && argidx+2 < GetSize(args)) {
+ const std::string &key = args[++argidx];
+ const std::string &value = args[++argidx];
+ unsigned new_insertion = parameters.Insert(key.c_str(), value.c_str(),
+ 1 /* force_overwrite */);
+ if (!new_insertion)
+ log_warning_noprefix("-chparam %s already specified: overwriting.\n", key.c_str());
+ continue;
+ }
+
+ if (args[argidx] == "-out" && argidx+1 < GetSize(args)) {
+ out_filename = args[++argidx].c_str();
+ continue;
+ }
+
+ break;
+ }
+ if (argidx < GetSize(args))
+ cmd_error(args, argidx, "unknown option/parameter");
+
+ const char *err = generator->validate();
+ if (err)
+ cmd_error(args, argidx, err);
+
+ std::string val = generator->generate(veri_module, ¶meters);
+
+ FILE *of = stdout;
+ if (out_filename) {
+ of = fopen(out_filename, "w");
+ if (of == nullptr)
+ log_error("Can't open '%s' for writing: %s\n", out_filename, strerror(errno));
+ log("Writing output to '%s'\n",out_filename);
+ }
+ fprintf(of, "%s\n",val.c_str());
+ fflush(of);
+ if (of!=stdout)
+ fclose(of);
+ goto check_error;
+ }
+
if (GetSize(args) > argidx && args[argidx] == "-import")
{
std::set<Netlist*> nl_todo, nl_done;
--
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