nextpnr

Author SHA1 Message Date

Author	SHA1	Message	Date
D. Shah	e049d5f2fc	nexus: Switch from RelPtr to RelSlice This replaces RelPtrs and a separate length field with a Rust-style slice containing both a pointer and a length; with bounds checking always enforced. Thus iterating over these structures is both cleaner and safer. Signed-off-by: D. Shah <dave@ds0.me>	2021-01-27 17:24:01 +00:00
Pepijn de Vos	3611f54902	Gowin target (#542 ) * 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 `4d03b681a8` * assign ff_used in assignArchInfo * decrease beta for better routability * try to fix CI	2020-12-30 14:59:55 +00:00

D. Shah

e049d5f2fc

nexus: Switch from RelPtr to RelSlice

This replaces RelPtrs and a separate length field with a Rust-style
slice containing both a pointer and a length; with bounds checking
always enforced.

Thus iterating over these structures is both cleaner and safer.

Signed-off-by: D. Shah <dave@ds0.me>

2021-01-27 17:24:01 +00:00

Pepijn de Vos

3611f54902

Gowin target (#542 )

* 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 4d03b681a8

* assign ff_used in assignArchInfo

* decrease beta for better routability

* try to fix CI

2020-12-30 14:59:55 +00:00

2 Commits