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Add timing constraints to osu035 example

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This commit is contained in:
Clifford Wolf 2017-10-10 13:32:04 +02:00
parent bc80426d45
commit 142f4ca03a
3 changed files with 4 additions and 2 deletions
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2
examples/osu035/Makefile
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@ -1,5 +1,5 @@
example.edif: example.ys example.v osu035_stdcells.lib
example.edif: example.ys example.v example.constr osu035_stdcells.lib
yosys -l example.yslog -q example.ys
osu035_stdcells.lib:

2
examples/osu035/example.constr Normal file
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@ -0,0 +1,2 @@
set_driving_cell INVX1
set_load 0.015

2
examples/osu035/example.ys
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@ -4,7 +4,7 @@ read_liberty -lib osu035_stdcells.lib
synth -top top
dfflibmap -liberty osu035_stdcells.lib
abc -liberty osu035_stdcells.lib
abc -D 10000 -constr example.constr -liberty osu035_stdcells.lib
opt_clean
stat -liberty osu035_stdcells.lib