mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-06-24 14:53:42 +00:00
Code Activity

cxxrtl: export wire attributes through the C API.

Browse source 
Co-authored-by: Charlotte <charlotte@lottia.net>
This commit is contained in:
Catherine 2023-10-09 11:45:12 +00:00
parent d21c464ae4
commit 6ffc315936
4 changed files with 206 additions and 39 deletions
Download patch file Download diff file Expand all files Collapse all files

43
backends/cxxrtl/cxxrtl_capi.cc
View file

@ -90,3 +90,46 @@ void cxxrtl_enum(cxxrtl_handle handle, void *data,
void cxxrtl_outline_eval(cxxrtl_outline outline) {
outline->eval();
}
int cxxrtl_attr_type(cxxrtl_attr_set attrs_, const char *name) {
auto attrs = (cxxrtl::metadata_map*)attrs_;
if (!attrs->count(name))
return CXXRTL_ATTR_NONE;
switch (attrs->at(name).value_type) {
case cxxrtl::metadata::UINT:
return CXXRTL_ATTR_UNSIGNED_INT;
case cxxrtl::metadata::SINT:
return CXXRTL_ATTR_SIGNED_INT;
case cxxrtl::metadata::STRING:
return CXXRTL_ATTR_STRING;
case cxxrtl::metadata::DOUBLE:
return CXXRTL_ATTR_DOUBLE;
default:
// Present unsupported attribute type the same way as no attribute at all.
return CXXRTL_ATTR_NONE;
}
}
uint64_t cxxrtl_attr_get_unsigned_int(cxxrtl_attr_set attrs_, const char *name) {
auto &attrs = *(cxxrtl::metadata_map*)attrs_;
assert(attrs.count(name) && attrs.at(name).value_type == cxxrtl::metadata::UINT);
return attrs[name].as_uint();
}
int64_t cxxrtl_attr_get_signed_int(cxxrtl_attr_set attrs_, const char *name) {
auto &attrs = *(cxxrtl::metadata_map*)attrs_;
assert(attrs.count(name) && attrs.at(name).value_type == cxxrtl::metadata::SINT);
return attrs[name].as_sint();
}
const char *cxxrtl_attr_get_string(cxxrtl_attr_set attrs_, const char *name) {
auto &attrs = *(cxxrtl::metadata_map*)attrs_;
assert(attrs.count(name) && attrs.at(name).value_type == cxxrtl::metadata::STRING);
return attrs[name].as_string().c_str();
}
double cxxrtl_attr_get_double(cxxrtl_attr_set attrs_, const char *name) {
auto &attrs = *(cxxrtl::metadata_map*)attrs_;
assert(attrs.count(name) && attrs.at(name).value_type == cxxrtl::metadata::DOUBLE);
return attrs[name].as_double();
}