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2 commits

Author SHA1 Message Date
Zachary Snow
f55fbb5803 verilog: indirect AST_CONCAT and AST_TO_UNSIGNED port connections
- AST_CONCAT and AST_TO_UNSIGNED are always unsigned, but may generate
  RTLIL that exclusively reference a signed wire.
- AST_CONCAT may also contain a memory write.
2025-09-23 15:04:09 +02:00
Zachary Snow
e833c6a418 verilog: use derived module info to elaborate cell connections
- Attempt to lookup a derived module if it potentially contains a port
  connection with elaboration ambiguities
- Mark the cell if module has not yet been derived
- This can be extended to implement automatic hierarchical port
  connections in a future change
2021-10-25 18:25:50 -07:00