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Merge pull request #68 from zeldin/master 

Add -noautowire option to verilog frontend
This commit is contained in:
Clifford Wolf 2015-08-01 12:52:10 +02:00
parent 8d6d5c30d9 c836faae3e
commit c63e5ed7ec
1 changed files with 8 additions and 1 deletions
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9
frontends/verilog/verilog_frontend.cc
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@ -126,6 +126,9 @@ struct VerilogFrontend : public Frontend {
log(" to a later 'hierarchy' command. Useful in cases where the default\n");
log(" parameters of modules yield invalid or not synthesizable code.\n");
log("\n");
log(" -noautowire\n");
log(" make the default of `default_nettype be \"none\" instead of \"wire\".\n");
log("\n");
log(" -setattr <attribute_name>\n");
log(" set the specified attribute (to the value 1) on all loaded modules\n");
log("\n");
@ -169,6 +172,7 @@ struct VerilogFrontend : public Frontend {
frontend_verilog_yydebug = false;
sv_mode = false;
formal_mode = false;
default_nettype_wire = true;
log_header("Executing Verilog-2005 frontend.\n");
@ -246,6 +250,10 @@ struct VerilogFrontend : public Frontend {
flag_defer = true;
continue;
}
if (arg == "-noautowire") {
default_nettype_wire = false;
continue;
}
if (arg == "-setattr" && argidx+1 < args.size()) {
attributes.push_back(RTLIL::escape_id(args[++argidx]));
continue;
@ -289,7 +297,6 @@ struct VerilogFrontend : public Frontend {
AST::get_line_num = &frontend_verilog_yyget_lineno;
current_ast = new AST::AstNode(AST::AST_DESIGN);
default_nettype_wire = true;
lexin = f;
std::string code_after_preproc;