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Move EdifNames out of double-private namespace

This commit is contained in:
Clifford Wolf 2017-02-25 16:29:27 +01:00
parent 8c61ecdd6e
commit dfddf391f9
1 changed files with 50 additions and 53 deletions
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103
backends/edif/edif.cc
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@ -34,62 +34,59 @@ PRIVATE_NAMESPACE_BEGIN
#define EDIF_DEFR(_id, _ren, _bl, _br) edif_names(RTLIL::unescape_id(_id), true, _ren, _bl, _br).c_str()
#define EDIF_REF(_id) edif_names(RTLIL::unescape_id(_id), false).c_str()
namespace
struct EdifNames
{
struct EdifNames
int counter;
char delim_left, delim_right;
std::set<std::string> generated_names, used_names;
std::map<std::string, std::string> name_map;
EdifNames() : counter(1), delim_left('['), delim_right(']') { }
std::string operator()(std::string id, bool define, bool port_rename = false, int range_left = 0, int range_right = 0)
{
int counter;
char delim_left, delim_right;
std::set<std::string> generated_names, used_names;
std::map<std::string, std::string> name_map;
EdifNames() : counter(1), delim_left('['), delim_right(']') { }
std::string operator()(std::string id, bool define, bool port_rename = false, int range_left = 0, int range_right = 0)
{
if (define) {
std::string new_id = operator()(id, false);
if (port_rename)
return stringf("(rename %s \"%s%c%d:%d%c\")", new_id.c_str(), id.c_str(), delim_left, range_left, range_right, delim_right);
return new_id != id ? stringf("(rename %s \"%s\")", new_id.c_str(), id.c_str()) : id;
}
if (name_map.count(id) > 0)
return name_map.at(id);
if (generated_names.count(id) > 0)
goto do_rename;
if (id == "GND" || id == "VCC")
goto do_rename;
for (size_t i = 0; i < id.size(); i++) {
if ('A' <= id[i] && id[i] <= 'Z')
continue;
if ('a' <= id[i] && id[i] <= 'z')
continue;
if ('0' <= id[i] && id[i] <= '9' && i > 0)
continue;
if (id[i] == '_' && i > 0 && i != id.size()-1)
continue;
goto do_rename;
}
used_names.insert(id);
return id;
do_rename:;
std::string gen_name;
while (1) {
gen_name = stringf("id%05d", counter++);
if (generated_names.count(gen_name) == 0 &&
used_names.count(gen_name) == 0)
break;
}
generated_names.insert(gen_name);
name_map[id] = gen_name;
return gen_name;
if (define) {
std::string new_id = operator()(id, false);
if (port_rename)
return stringf("(rename %s \"%s%c%d:%d%c\")", new_id.c_str(), id.c_str(), delim_left, range_left, range_right, delim_right);
return new_id != id ? stringf("(rename %s \"%s\")", new_id.c_str(), id.c_str()) : id;
}
};
}
if (name_map.count(id) > 0)
return name_map.at(id);
if (generated_names.count(id) > 0)
goto do_rename;
if (id == "GND" || id == "VCC")
goto do_rename;
for (size_t i = 0; i < id.size(); i++) {
if ('A' <= id[i] && id[i] <= 'Z')
continue;
if ('a' <= id[i] && id[i] <= 'z')
continue;
if ('0' <= id[i] && id[i] <= '9' && i > 0)
continue;
if (id[i] == '_' && i > 0 && i != id.size()-1)
continue;
goto do_rename;
}
used_names.insert(id);
return id;
do_rename:;
std::string gen_name;
while (1) {
gen_name = stringf("id%05d", counter++);
if (generated_names.count(gen_name) == 0 &&
used_names.count(gen_name) == 0)
break;
}
generated_names.insert(gen_name);
name_map[id] = gen_name;
return gen_name;
}
};
struct EdifBackend : public Backend {
EdifBackend() : Backend("edif", "write design to EDIF netlist file") { }