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Add writing routing data to json

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This commit is contained in:
Miodrag Milanovic 2019-06-01 11:41:34 +02:00
parent 5013724c0a
commit aa0568628f
1 changed files with 23 additions and 2 deletions
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25
json/jsonwrite.cc
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@ -48,7 +48,7 @@ std::string get_name(IdString name, Context *ctx)
return get_string(name.c_str(ctx));
}
void write_parameters(std::ostream &f, Context *ctx, const std::unordered_map<IdString, std::string> &parameters, bool for_module=false)
bool write_parameters(std::ostream &f, Context *ctx, const std::unordered_map<IdString, std::string> &parameters, bool for_module=false)
{
bool first = true;
for (auto &param : parameters) {
@ -57,7 +57,27 @@ void write_parameters(std::ostream &f, Context *ctx, const std::unordered_map<Id
f << get_string(param.second);
first = false;
}
return first;
}
void write_routing(std::ostream &f, Context *ctx, NetInfo *net, bool first)
{
std::string routing;
bool first2 = true;
for (auto &item : net->wires) {
routing += first2 ? "" : ";";
routing += ctx->getWireName(item.first).c_str(ctx);
routing += ",";
if (item.second.pip != PipId())
routing += ctx->getPipName(item.second.pip).c_str(ctx);
first2 = false;
}
f << stringf("%s\n", first ? "" : ",");
f << stringf(" \"NEXTPNR_ROUTING\": ");
f << get_string(routing);
}
void write_module(std::ostream &f, Context *ctx)
{
f << stringf(" %s: {\n", get_string("top").c_str());
@ -128,7 +148,8 @@ void write_module(std::ostream &f, Context *ctx)
f << stringf(" \"hide_name\": %s,\n", w->name.c_str(ctx)[0] == '$' ? "1" : "0");
f << stringf(" \"bits\": [ %d ] ,\n", fn(pair.first));
f << stringf(" \"attributes\": {");
write_parameters(f, ctx, w->attrs);
bool first2 = write_parameters(f, ctx, w->attrs);
write_routing(f, ctx, w.get(), first2);
f << stringf("\n }\n");
f << stringf(" }");
first = false;