diff options
| author | Aman Goel <amangoel@umich.edu> | 2019-09-27 12:30:27 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-09-27 12:30:27 -0400 |
| commit | cb0dc6e68b9432edc9c30c153954be53c8576911 (patch) | |
| tree | c137f970f949117d04632158d73bfe1f9c146e6f /techlibs/ice40/abc_u.box | |
| parent | 4d343fc1cdafe469484846051680ca0b1f948549 (diff) | |
| parent | 4b15cf5f76e2226bbce1a73d1e0ff54fbf093fe8 (diff) | |
| download | yosys-cb0dc6e68b9432edc9c30c153954be53c8576911.tar.gz yosys-cb0dc6e68b9432edc9c30c153954be53c8576911.tar.bz2 yosys-cb0dc6e68b9432edc9c30c153954be53c8576911.zip | |
Merge pull request #7 from YosysHQ/master
Syncing with official repo
Diffstat (limited to 'techlibs/ice40/abc_u.box')
| -rw-r--r-- | techlibs/ice40/abc_u.box | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/techlibs/ice40/abc_u.box b/techlibs/ice40/abc_u.box new file mode 100644 index 000000000..f00e247b8 --- /dev/null +++ b/techlibs/ice40/abc_u.box @@ -0,0 +1,13 @@ +# From https://github.com/cliffordwolf/icestorm/blob/be0bca0/icefuzz/timings_up5k.txt + +# NB: Inputs/Outputs must be ordered alphabetically +# (with exceptions for carry in/out) + +# Inputs: A B I0 I3 CI +# Outputs: O CO +# (NB: carry chain input/output must be last +# input/output and have been moved there +# overriding the alphabetical ordering) +$__ICE40_CARRY_WRAPPER 1 1 5 2 +1231 1205 1285 874 874 +675 609 - - 278 |