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Rename abc_* names/attributes to more precisely be abc9_*

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This commit is contained in:
Eddie Hung 2019-10-04 11:04:10 -07:00
parent 9fef1df3c1
commit aae2b9fd9c
34 changed files with 313 additions and 305 deletions
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13
techlibs/ice40/abc9_u.box Normal file
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@ -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