From a572b495387743a58111e7264917a497faa17ebf Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Thu, 3 May 2018 15:25:59 +0200 Subject: Replace -ignore_redef with -[no]overwrite Signed-off-by: Clifford Wolf --- frontends/verilog/verilog_frontend.cc | 23 +++++++++++++++++------ 1 file changed, 17 insertions(+), 6 deletions(-) (limited to 'frontends/verilog') diff --git a/frontends/verilog/verilog_frontend.cc b/frontends/verilog/verilog_frontend.cc index e5917b97e..505c94619 100644 --- a/frontends/verilog/verilog_frontend.cc +++ b/frontends/verilog/verilog_frontend.cc @@ -137,9 +137,13 @@ struct VerilogFrontend : public Frontend { log(" -icells\n"); log(" interpret cell types starting with '$' as internal cell types\n"); log("\n"); - log(" -ignore_redef\n"); + log(" -nooverwrite\n"); log(" ignore re-definitions of modules. (the default behavior is to\n"); - log(" create an error message.)\n"); + log(" create an error message if the existing module is not a black box\n"); + log(" module, and overwrite the existing module otherwise.)\n"); + log("\n"); + log(" -overwrite\n"); + log(" overwrite existing modules with the same name\n"); log("\n"); log(" -defer\n"); log(" only read the abstract syntax tree and defer actual compilation\n"); @@ -191,7 +195,8 @@ struct VerilogFrontend : public Frontend { bool flag_nodpi = false; bool flag_noopt = false; bool flag_icells = false; - bool flag_ignore_redef = false; + bool flag_nooverwrite = false; + bool flag_overwrite = false; bool flag_defer = false; std::map defines_map; std::list include_dirs; @@ -289,8 +294,14 @@ struct VerilogFrontend : public Frontend { flag_icells = true; continue; } - if (arg == "-ignore_redef") { - flag_ignore_redef = true; + if (arg == "-ignore_redef" || arg == "-nooverwrite") { + flag_nooverwrite = true; + flag_overwrite = false; + continue; + } + if (arg == "-overwrite") { + flag_nooverwrite = false; + flag_overwrite = true; continue; } if (arg == "-defer") { @@ -370,7 +381,7 @@ struct VerilogFrontend : public Frontend { if (flag_nodpi) error_on_dpi_function(current_ast); - AST::process(design, current_ast, flag_dump_ast1, flag_dump_ast2, flag_dump_vlog, flag_dump_rtlil, flag_nolatches, flag_nomeminit, flag_nomem2reg, flag_mem2reg, lib_mode, flag_noopt, flag_icells, flag_ignore_redef, flag_defer, default_nettype_wire); + AST::process(design, current_ast, flag_dump_ast1, flag_dump_ast2, flag_dump_vlog, flag_dump_rtlil, flag_nolatches, flag_nomeminit, flag_nomem2reg, flag_mem2reg, lib_mode, flag_noopt, flag_icells, flag_nooverwrite, flag_overwrite, flag_defer, default_nettype_wire); if (!flag_nopp) delete lexin; -- cgit v1.2.3