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* Use 'T' postfix to disambiguate LHS and RHS of usingD. Shah2021-02-081-21/+21
| | | | | | | Arches might otherwise have range types named ambigiously with the entry in ArchRanges. Signed-off-by: D. Shah <dave@ds0.me>
* Add archArgs and archArgsToId to Arch APID. Shah2021-02-051-2/+3
| | | | Signed-off-by: D. Shah <dave@ds0.me>
* gowin: Switch to BaseArchD. Shah2021-02-052-150/+107
| | | | Signed-off-by: D. Shah <dave@ds0.me>
* Mark IdString and IdStringList single argument constructors explicit.Keith Rothman2021-02-041-19/+18
| | | | | | | | | Single argument constructors will silently convert to that type. This is typically not the right thing to do. For example, the nexus and ice40 arch_pybindings.h files were incorrectly parsing bel name strings, etc. Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
* gowin: Stub implementation of IdStringListD. Shah2021-02-022-23/+26
| | | | Signed-off-by: D. Shah <dave@ds0.me>
* arch: Add getNameDelimiter API for string listsD. Shah2021-02-021-0/+1
| | | | Signed-off-by: D. Shah <dave@ds0.me>
* Run "make clangformat".Keith Rothman2021-02-022-26/+13
| | | | Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
* Rename Partition -> BelBucket.Keith Rothman2021-02-022-9/+9
| | | | Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
* Add Partition APIs to ice40, nexus, gowin archs.Keith Rothman2021-02-023-0/+47
| | | | Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
* Initial refactoring of placer API.Keith Rothman2021-02-021-0/+3
| | | | Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
* Gowin: Add GW1N-4 supportPepijn de Vos2021-01-031-1/+1
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* clangformatDavid Shah2020-12-306-42/+35
| | | | Signed-off-by: David Shah <dave@ds0.me>
* Gowin target (#542)Pepijn de Vos2020-12-3012-0/+3115
* load wires * add slice bels * add IOB * add aliases * local aliases * broken packing stuff * working packer * add constraints * pnr runs1111 * add timing info * constraints * more constraint stuff * add copyright * remove generic reference * remove parameters * remove generic python api * add newline to end of file * some small refactoring * warn on invalid constraints * don't error on missing cell * comment out debugging print * typo * avoid copy * faster empty idstring * remove intermediate variable * no more deadnames * fix cst warnings * increase ripup and epsilon a bit * take single device parameter * add info to readme * gui stubs * Revert 4d03b681a8634e978bd5af73c97665500047e055 * assign ff_used in assignArchInfo * decrease beta for better routability * try to fix CI
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