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* Merge pull request #2077 from YosysHQ/eddie/abc9_dff_improveEddie Hung2020-06-041-19/+60
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| * abc9_ops: fix commentEddie Hung2020-05-301-1/+1
| * abc9_ops: update messaging (credit to @Xiretza for spotting)Eddie Hung2020-05-301-4/+4
| * abc9_ops: optimise to not derive unless attribute existsEddie Hung2020-05-291-4/+8
| * abc9_ops: -reintegrate use SigMap to remove (* init *) from $_DFF_[NP]_Eddie Hung2020-05-291-5/+22
| * abc9_ops: -reintegrate to preserve flop namesEddie Hung2020-05-251-5/+25
* | Merge pull request #2082 from YosysHQ/eddie/abc9_scc_fixesEddie Hung2020-06-031-2/+4
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| * | abc9_ops: -prep_xaiger exclude (* abc9_keep *) wires from toposortEddie Hung2020-05-251-2/+4
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* | techmap: remove dead variable. NFC.whitequark2020-06-031-1/+0
* | techmap: use C++11 default member initializers. NFC.whitequark2020-06-021-16/+6
* | techmap: simplify.whitequark2020-06-021-7/+1
* | techmap: use +/techmap.v instead of an ad-hoc code generator.whitequark2020-06-023-16/+1
* | Merge pull request #1862 from boqwxp/cleanup_techmapclairexen2020-05-313-153/+158
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| * techmap: Replace naughty `const_cast<>()`s.Alberto Gonzalez2020-05-141-2/+4
| * techmap: Replace pseudo-private member usage with the range accessor function...Alberto Gonzalez2020-05-141-3/+3
| * techmap: sort celltypeMap as it determines techmap orderEddie Hung2020-05-141-1/+5
| * Replace `std::set`s using custom comparators with `pool`.Alberto Gonzalez2020-05-141-4/+4
| * techmap: prefix special wires with backslash for use as IdStringEddie Hung2020-05-141-11/+12
| * Further clean up `passes/techmap/techmap.cc`.Alberto Gonzalez2020-05-141-5/+6
| * Use `emplace()` for more efficient insertion into various `dict`s.Alberto Gonzalez2020-05-141-8/+8
| * Build constant bits directly rather than constructing an object and copying i...Alberto Gonzalez2020-05-141-2/+5
| * Replace `std::set` with `pool` for `cell_to_inbit` and `outbit_to_cell`.Alberto Gonzalez2020-05-141-2/+2
| * Use `emplace()` rather than `insert()`.Alberto Gonzalez2020-05-141-1/+1
| * Clean up pseudo-private member usage and ensure range iteration uses referenc...Alberto Gonzalez2020-05-141-17/+17
| * Clean up extraneous buffer.Alberto Gonzalez2020-05-141-5/+2
| * Replace `std::map` with `dict` for `unique_bit_id`.Alberto Gonzalez2020-05-141-1/+1
| * Replace `std::map` with `dict` for `port_new2old_map`, `port_connmap`, and `c...Alberto Gonzalez2020-05-141-3/+3
| * Replace `std::map` with `dict` for `connbits_map`, `cell_to_inbit`, and `outb...Alberto Gonzalez2020-05-141-3/+3
| * Replace `std::map` with `dict` for `TechmapWires` type.Alberto Gonzalez2020-05-141-1/+1
| * Replace `std::map` with `dict` for `celltypeMap`.Alberto Gonzalez2020-05-141-3/+3
| * Replace `std::set` with `pool` for `handled_cells` and `techmap_wire_names`.Alberto Gonzalez2020-05-141-4/+4
| * Replace `std::map` with `dict` for `positional_ports`.Alberto Gonzalez2020-05-141-1/+1
| * Add specialized `hash()` for type `dict` and use a `dict` instead of a `std::...Alberto Gonzalez2020-05-141-4/+4
| * Replace `std::map` with `dict` for `simplemap_mappers`.Alberto Gonzalez2020-05-143-5/+5
| * Use `nullptr` instead of `NULL` in `passes/techmap/techmap.cc`.Alberto Gonzalez2020-05-141-10/+10
| * Replace `std::string` and `RTLIL::IdString` with `IdString` in `passes/techma...Alberto Gonzalez2020-05-141-21/+21
| * Do not modify design modules while iterating over `modules()`.Alberto Gonzalez2020-05-141-1/+4
| * Clean up pseudo-private member usage, superfluous `std::vector` instantiation...Alberto Gonzalez2020-05-141-76/+70
* | abc9_ops: update commentEddie Hung2020-05-211-1/+1
* | abc9: use (* abc9_keep *) instead of (* abc9_scc *); apply to $_DFF_?_Eddie Hung2020-05-141-3/+3
* | abc9_ops: -prep_hier to create unmap module that removes Q's (* init *)Eddie Hung2020-05-141-4/+6
* | abc9: preserve $_DFF_?_.Q's (* init *); rely on clean to remove itEddie Hung2020-05-141-17/+1
* | Fix broken test when ignoring abc9_flop with init == 1'b1Eddie Hung2020-05-141-3/+0
* | abc9_ops/xaiger: further reducing Module::derive() calls by ...Eddie Hung2020-05-141-88/+84
* | Cleanup; reduce Module::derive() callsEddie Hung2020-05-141-131/+140
* | abc9: update to =_$abc9_flops pattern which includes whiteboxesEddie Hung2020-05-141-3/+3
* | abc9_ops: update docsEddie Hung2020-05-141-11/+10
* | abc9: only do +/abc9_map if `DFFEddie Hung2020-05-141-1/+4
* | abc9: rework submod -- since it won't move (* keep *) cellsEddie Hung2020-05-142-34/+29
* | abc9_ops: move assertEddie Hung2020-05-141-1/+1