mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-04-27 02:45:52 +00:00
Code Activity

Merge pull request #1241 from YosysHQ/clifford/jsonfix

Browse source 
Improved JSON attr/param encoding
This commit is contained in:
David Shah 2019-08-07 10:40:38 +01:00 • committed by GitHub
commit dee8f61781
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 71 additions and 36 deletions
Download patch file Download diff file Expand all files Collapse all files

57
frontends/json/jsonparse.cc
View file

@ -25,7 +25,7 @@ struct JsonNode
{
char type; // S=String, N=Number, A=Array, D=Dict
string data_string;
int data_number;
int64_t data_number;
vector<JsonNode*> data_array;
dict<string, JsonNode*> data_dict;
vector<string> data_dict_keys;
@ -206,6 +206,38 @@ struct JsonNode
}
};
Const json_parse_attr_param_value(JsonNode *node)
{
Const value;
if (node->type == 'S') {
string &s = node->data_string;
size_t cursor = s.find_first_not_of("01xz");
if (cursor == string::npos) {
value = Const::from_string(s);
} else if (s.find_first_not_of(' ', cursor) == string::npos) {
value = Const(s.substr(0, GetSize(s)-1));
} else {
value = Const(s);
}
} else
if (node->type == 'N') {
value = Const(node->data_number, 32);
if (node->data_number < 0)
value.flags |= RTLIL::CONST_FLAG_SIGNED;
} else
if (node->type == 'A') {
log_error("JSON attribute or parameter value is an array.\n");
} else
if (node->type == 'D') {
log_error("JSON attribute or parameter value is a dict.\n");
} else {
log_abort();
}
return value;
}
void json_parse_attr_param(dict<IdString, Const> &results, JsonNode *node)
{
if (node->type != 'D')
@ -214,28 +246,7 @@ void json_parse_attr_param(dict<IdString, Const> &results, JsonNode *node)
for (auto it : node->data_dict)
{
IdString key = RTLIL::escape_id(it.first.c_str());
JsonNode *value_node = it.second;
Const value;
if (value_node->type == 'S') {
string &s = value_node->data_string;
if (s.find_first_not_of("01xz") == string::npos)
value = Const::from_string(s);
else
value = Const(s);
} else
if (value_node->type == 'N') {
value = Const(value_node->data_number, 32);
} else
if (value_node->type == 'A') {
log_error("JSON attribute or parameter value is an array.\n");
} else
if (value_node->type == 'D') {
log_error("JSON attribute or parameter value is a dict.\n");
} else {
log_abort();
}
Const value = json_parse_attr_param_value(it.second);
results[key] = value;
}
}