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41194d934b
nextpnr/ice40
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Clifford Wolf 41194d934b Refactoring of router1 
- Use source-sink pairs as jobs, not whole nets
- Route nets with smallest slack first
- Preserve routes for already routed source-sink pairs
- Add small incentive for re-using wires

Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-07-21 17:02:53 +02:00
..
carry_tests ice40: Fixing carry chain legaliser 2018-06-26 16:23:10 +02:00
pack_tests ice40: Add a PCF parser 2018-06-13 12:30:15 +02:00
resource refactor: Replace assert with NPNR_ASSERT 2018-07-04 12:15:23 +02:00
.gitignore ice40: Importer for placed ice40 designs from arachne 2018-06-14 20:46:05 +02:00
arch_place.cc ice40: Optimise reset/enable net checking 2018-07-20 11:36:32 +02:00
arch_pybindings.cc Revert "Remove legacy access to state via Arch" 2018-07-14 18:50:15 +01:00
arch_pybindings.h Revert "Remove legacy access to state via Arch" 2018-07-14 18:50:15 +01:00
arch.cc Add Location APIs to generic arch 2018-07-20 18:09:22 +02:00
arch.h Add getWireDelay API 2018-07-21 13:38:44 +02:00
archdefs.h Change DelayInfo semantics to what we actually need 2018-07-21 13:52:59 +02:00
bitstream.cc fix introduced bug 2018-07-21 09:22:09 +02:00
bitstream.h Start adding bitstream reading for ice40 2018-07-20 13:27:21 +02:00
blinky_tb.v Improve blinky testbench, double blink frequency 2018-06-30 08:00:51 +02:00
blinky.pcf ice40: Update examples to use packer/pcf 2018-06-13 12:55:08 +02:00
blinky.proj Made save project work as well 2018-07-21 12:15:50 +02:00
blinky.sh ice40: Update examples to use packer/pcf 2018-06-13 12:55:08 +02:00
blinky.v Improve blinky testbench, double blink frequency 2018-06-30 08:00:51 +02:00
blinky.ys Cleanups in iCE40 blinky and picorv32 tests 2018-07-18 13:46:00 +02:00
cells.cc ice40: Packer and bitstream gen support for MAC16s 2018-07-19 14:03:48 +02:00
cells.h ice40: Adding cell definition for DSPs 2018-07-19 13:22:46 +02:00
chipdb.py ice40: Add virtual padin wires for intoscs and GB_IOs 2018-07-19 12:04:35 +02:00
family.cmake Improve iCE40 wire database and gfx 2018-07-12 21:05:09 +02:00
gfx.cc ice40: Assign ArchArgs after packing 2018-07-18 12:12:05 +02:00
gfx.h ice40: Assign ArchArgs after packing 2018-07-18 12:12:05 +02:00
icebreaker.pcf Fixing implementation of constants 2018-06-13 14:01:42 +02:00
icebreaker.v Fixing implementation of constants 2018-06-13 14:01:42 +02:00
icebreaker.ys ice40: Pack constants to LCs 2018-06-12 13:09:36 +02:00
main.cc Fix warnings and status 2018-07-21 12:22:41 +02:00
pack.cc ice40: Trim DSP inputs that are constant where appropriate 2018-07-19 14:32:30 +02:00
pcf.cc Update from increased clangformat line length 2018-06-23 16:12:52 +02:00
pcf.h Switched from clifford@clifford.at to clifford@symbioticeda.com for copyright headers 2018-06-22 16:19:17 +02:00
picorv32_top.v Add picorv32_top module with fewer IO pins 2018-06-13 17:38:34 +02:00
picorv32.proj Fix warnings and status 2018-07-21 12:22:41 +02:00
picorv32.sh Refactoring of router1 2018-07-21 17:02:53 +02:00
place_legaliser.cc ice40: Renaming 2018-07-18 14:34:32 +02:00
place_legaliser.h ice40: Start work on the placement legaliser 2018-06-25 13:09:50 +02:00
portpins.inc ice40: Preparations for extra cells support 2018-06-22 17:44:26 +02:00