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| author | Eddie Hung <eddie@fpgeh.com> | 2019-04-21 14:24:50 -0700 |
|---|---|---|
| committer | Eddie Hung <eddie@fpgeh.com> | 2019-04-21 14:24:50 -0700 |
| commit | a3371e118b05eb9bd5dddb1c20758674ae50a803 (patch) | |
| tree | 2293da584bc545d2b04948e2f5e28aad2d8b0cea /frontends/verilog/verilog_frontend.cc | |
| parent | e3f20b17afce26f08b277b757e32c33a473a8571 (diff) | |
| parent | f84a84e3f1a27b361c21fcd30fcf50c1a6586629 (diff) | |
| download | yosys-a3371e118b05eb9bd5dddb1c20758674ae50a803.tar.gz yosys-a3371e118b05eb9bd5dddb1c20758674ae50a803.tar.bz2 yosys-a3371e118b05eb9bd5dddb1c20758674ae50a803.zip | |
Merge branch 'master' into map_cells_before_map_luts
Diffstat (limited to 'frontends/verilog/verilog_frontend.cc')
| -rw-r--r-- | frontends/verilog/verilog_frontend.cc | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/frontends/verilog/verilog_frontend.cc b/frontends/verilog/verilog_frontend.cc index 504f8b3f3..4e2c5abb5 100644 --- a/frontends/verilog/verilog_frontend.cc +++ b/frontends/verilog/verilog_frontend.cc @@ -148,6 +148,10 @@ struct VerilogFrontend : public Frontend { log(" -lib\n"); log(" only create empty blackbox modules. This implies -DBLACKBOX.\n"); log("\n"); + log(" -wb\n"); + log(" like -lib, except do not touch modules with the whitebox\n"); + log(" attribute set. This also implies -DBLACKBOX.\n"); + log("\n"); log(" -noopt\n"); log(" don't perform basic optimizations (such as const folding) in the\n"); log(" high-level front-end.\n"); @@ -228,6 +232,7 @@ struct VerilogFrontend : public Frontend { norestrict_mode = false; assume_asserts_mode = false; lib_mode = false; + wb_mode = false; default_nettype_wire = true; log_header(design, "Executing Verilog-2005 frontend.\n"); @@ -329,11 +334,16 @@ struct VerilogFrontend : public Frontend { flag_nodpi = true; continue; } - if (arg == "-lib") { + if (arg == "-lib" && !wb_mode) { lib_mode = true; defines_map["BLACKBOX"] = string(); continue; } + if (arg == "-wb" && !lib_mode) { + wb_mode = true; + defines_map["BLACKBOX"] = string(); + continue; + } if (arg == "-noopt") { flag_noopt = true; continue; @@ -429,7 +439,7 @@ 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_no_dump_ptr, flag_dump_vlog1, flag_dump_vlog2, 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); + AST::process(design, current_ast, flag_dump_ast1, flag_dump_ast2, flag_no_dump_ptr, flag_dump_vlog1, flag_dump_vlog2, flag_dump_rtlil, flag_nolatches, flag_nomeminit, flag_nomem2reg, flag_mem2reg, lib_mode, wb_mode, flag_noopt, flag_icells, flag_nooverwrite, flag_overwrite, flag_defer, default_nettype_wire); if (!flag_nopp) delete lexin; |