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-rw-r--r--frontends/verilog/preproc.cc11
1 files changed, 0 insertions, 11 deletions
diff --git a/frontends/verilog/preproc.cc b/frontends/verilog/preproc.cc
index 2033a290..9f824526 100644
--- a/frontends/verilog/preproc.cc
+++ b/frontends/verilog/preproc.cc
@@ -198,13 +198,6 @@ static void input_file(FILE *f, std::string filename)
input_buffer.insert(it, "`file_pop\n");
}
-static std::string define_to_feature(std::string defname)
-{
- if (defname == "__YOSYS_ENABLE_DEFATTR__")
- return "defattr";
- return std::string();
-}
-
std::string frontend_verilog_preproc(FILE *f, std::string filename, const std::map<std::string, std::string> pre_defines_map, const std::list<std::string> include_dirs)
{
std::map<std::string, std::string> defines_map(pre_defines_map);
@@ -298,8 +291,6 @@ std::string frontend_verilog_preproc(FILE *f, std::string filename, const std::m
std::string name, value;
skip_spaces();
name = next_token(true);
- if (!define_to_feature(name).empty())
- output_code.push_back("`yosys_enable_" + define_to_feature(name));
skip_spaces();
int newline_count = 0;
while (!tok.empty()) {
@@ -331,8 +322,6 @@ std::string frontend_verilog_preproc(FILE *f, std::string filename, const std::m
std::string name;
skip_spaces();
name = next_token(true);
- if (!define_to_feature(name).empty())
- output_code.push_back("`yosys_disable_" + define_to_feature(name));
// printf("undef: >>%s<<\n", name.c_str());
defines_map.erase(name);
continue;