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celltypes: get_cell() helper

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Add `CellTypes::get_cell()` which takes a 'type' `IdString` and returns the corresponding `CellType` if it is in the `cell_types` dict, otherwise returns `nullptr`.
Useful for getting a cell type by name and then checking its attributes.
This commit is contained in:
Krystine Sherwin 2025-02-21 16:10:51 +13:00
parent c1665ab416
commit 4883c503a8
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1 changed files with 9 additions and 0 deletions
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9
kernel/celltypes.h
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@ -331,6 +331,15 @@ struct CellTypes
cell_types.clear(); cell_types.clear();
} }
const CellType* get_cell(RTLIL::IdString type) const
{
auto it = cell_types.find(type);
if (it == cell_types.end())
return nullptr;
else
return &(it->second);
}
bool cell_known(RTLIL::IdString type) const bool cell_known(RTLIL::IdString type) const
{ {
return cell_types.count(type) != 0; return cell_types.count(type) != 0;