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cxxrtl: add "-print-output" option, test in fmt

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Charlotte 2023-06-28 11:51:26 +10:00 • committed by Marcelina Kościelnicka
parent bfa8b631bf
commit f9b149fa7b
2 changed files with 12 additions and 4 deletions
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12
backends/cxxrtl/cxxrtl_backend.cc
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@ -682,6 +682,7 @@ struct CxxrtlWorker {
bool split_intf = false;
std::string intf_filename;
std::string design_ns = "cxxrtl_design";
std::string print_output = "std::cout";
std::ostream *impl_f = nullptr;
std::ostream *intf_f = nullptr;
@ -1042,8 +1043,7 @@ struct CxxrtlWorker {
Fmt fmt = {};
fmt.parse_rtlil(cell);
// TODO: we may want to configure the output stream
f << indent << "std::cout";
f << indent << print_output;
fmt.emit_cxxrtl(f, [this](const RTLIL::SigSpec &sig) { dump_sigspec_rhs(sig); });
f << ";\n";
}
@ -3263,6 +3263,10 @@ struct CxxrtlBackend : public Backend {
log(" place the generated code into namespace <ns-name>. if not specified,\n");
log(" \"cxxrtl_design\" is used.\n");
log("\n");
log(" -print-output <stream>\n");
log(" $print cells in the generated code direct their output to <stream>.\n");
log(" if not specified, \"std::cout\" is used.\n");
log("\n");
log(" -nohierarchy\n");
log(" use design hierarchy as-is. in most designs, a top module should be\n");
log(" present as it is exposed through the C API and has unbuffered outputs\n");
@ -3401,6 +3405,10 @@ struct CxxrtlBackend : public Backend {
worker.design_ns = args[++argidx];
continue;
}
if (args[argidx] == "-print-output" && argidx+1 < args.size()) {
worker.print_output = args[++argidx];
continue;
}
break;
}
extra_args(f, filename, args, argidx);