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twine

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This commit is contained in:
Emil J. Tywoniak 2026-06-05 12:04:19 +02:00
parent 3d27e83d0f
commit 3424c00cd0
63 changed files with 2635 additions and 503 deletions
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27
frontends/json/jsonparse.cc
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@ -287,6 +287,25 @@ void json_parse_attr_param(dict<IdString, Const> &results, JsonNode *node)
}
}
// AttrObject-aware overload: extracts ID::src and routes it to the typed
// src_id_ field via set_src_attribute. Other keys still land in the
// attributes dict via the generic path.
void json_parse_attributes(TwinePool *pool, RTLIL::AttrObject *obj, JsonNode *node)
{
if (node->type != 'D')
log_error("JSON attributes or parameters node is not a dictionary.\n");
for (auto it : node->data_dict)
{
IdString key = RTLIL::escape_id(it.first.c_str());
Const value = json_parse_attr_param_value(it.second);
if (key == ID::src && (value.flags & RTLIL::CONST_FLAG_STRING))
obj->set_src_attribute(pool, value.decode_string());
else
obj->attributes[key] = value;
}
}
void json_import(Design *design, string &modname, JsonNode *node)
{
log("Importing module %s from JSON tree.\n", modname);
@ -300,7 +319,7 @@ void json_import(Design *design, string &modname, JsonNode *node)
design->add(module);
if (node->data_dict.count("attributes"))
json_parse_attr_param(module->attributes, node->data_dict.at("attributes"));
json_parse_attributes(&design->src_twines, module, node->data_dict.at("attributes"));
if (node->data_dict.count("parameter_default_values"))
json_parse_attr_param(module->parameter_default_values, node->data_dict.at("parameter_default_values"));
@ -483,7 +502,7 @@ void json_import(Design *design, string &modname, JsonNode *node)
}
if (net_node->data_dict.count("attributes"))
json_parse_attr_param(wire->attributes, net_node->data_dict.at("attributes"));
json_parse_attributes(&design->src_twines, wire, net_node->data_dict.at("attributes"));
}
}
@ -564,7 +583,7 @@ void json_import(Design *design, string &modname, JsonNode *node)
}
if (cell_node->data_dict.count("attributes"))
json_parse_attr_param(cell->attributes, cell_node->data_dict.at("attributes"));
json_parse_attributes(&design->src_twines, cell, cell_node->data_dict.at("attributes"));
if (cell_node->data_dict.count("parameters"))
json_parse_attr_param(cell->parameters, cell_node->data_dict.at("parameters"));
@ -611,7 +630,7 @@ void json_import(Design *design, string &modname, JsonNode *node)
}
if (memory_node->data_dict.count("attributes"))
json_parse_attr_param(mem->attributes, memory_node->data_dict.at("attributes"));
json_parse_attributes(&design->src_twines, mem, memory_node->data_dict.at("attributes"));
module->memories[mem->name] = mem;
}