diff options
Diffstat (limited to 'frontends/verilog')
| -rw-r--r-- | frontends/verilog/verilog_frontend.cc | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/frontends/verilog/verilog_frontend.cc b/frontends/verilog/verilog_frontend.cc index 1ef2f660..dcccb4e9 100644 --- a/frontends/verilog/verilog_frontend.cc +++ b/frontends/verilog/verilog_frontend.cc @@ -96,6 +96,10 @@ struct VerilogFrontend : public Frontend { log(" don't perform basic optimizations (such as const folding) in the\n"); log(" high-level front-end.\n"); log("\n"); + log(" -ignore_redef\n"); + log(" ignore re-definitions of modules. (the default behavior is to\n"); + log(" create an error message.)\n"); + log("\n"); log(" -Dname[=definition]\n"); log(" define the preprocessor symbol 'name' and set its optional value\n"); log(" 'definition'\n"); @@ -117,6 +121,7 @@ struct VerilogFrontend : public Frontend { bool flag_nopp = false; bool flag_lib = false; bool flag_noopt = false; + bool flag_ignore_redef = false; std::map<std::string, std::string> defines_map; std::list<std::string> include_dirs; frontend_verilog_yydebug = false; @@ -170,6 +175,10 @@ struct VerilogFrontend : public Frontend { flag_noopt = true; continue; } + if (arg == "-ignore_redef") { + flag_ignore_redef = true; + continue; + } if (arg.compare(0,2,"-D") == 0) { size_t equal = arg.find('=',2); // returns string::npos it not found std::string name = arg.substr(2,equal-2); @@ -211,7 +220,7 @@ struct VerilogFrontend : public Frontend { frontend_verilog_yyparse(); frontend_verilog_yylex_destroy(); - AST::process(design, current_ast, flag_dump_ast1, flag_dump_ast2, flag_dump_vlog, flag_nolatches, flag_nomem2reg, flag_mem2reg, flag_lib, flag_noopt); + AST::process(design, current_ast, flag_dump_ast1, flag_dump_ast2, flag_dump_vlog, flag_nolatches, flag_nomem2reg, flag_mem2reg, flag_lib, flag_noopt, flag_ignore_redef); if (!flag_nopp) fclose(fp); |