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author | gatecat <gatecat@ds0.me> | 2021-08-23 20:51:53 +0100 |
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committer | gatecat <gatecat@ds0.me> | 2021-08-23 20:51:53 +0100 |
commit | de311e052fdb749d4acfd6608f6b416a4206e6ae (patch) | |
tree | 6b4b34b50d53018b6efaaa8f39bb4b75a64ea99f /python | |
parent | 897a2fccb64ac52ec4d3ce728fad91c3a5a96ff1 (diff) | |
download | nextpnr-de311e052fdb749d4acfd6608f6b416a4206e6ae.tar.gz nextpnr-de311e052fdb749d4acfd6608f6b416a4206e6ae.tar.bz2 nextpnr-de311e052fdb749d4acfd6608f6b416a4206e6ae.zip |
python: Allow querying route delays
Signed-off-by: gatecat <gatecat@ds0.me>
Diffstat (limited to 'python')
-rw-r--r-- | python/delay_vs_fanout.py | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/python/delay_vs_fanout.py b/python/delay_vs_fanout.py new file mode 100644 index 00000000..c417ac78 --- /dev/null +++ b/python/delay_vs_fanout.py @@ -0,0 +1,10 @@ +with open("delay_vs_fanout.csv", "w") as f: + print("fanout,delay", file=f) + for net_name, net in ctx.nets: + if net.driver.cell is None: + continue + if net.driver.cell.type == "DCCA": + continue # ignore global clocks + for user in net.users: + print(f"{len(net.users)},{ctx.getNetinfoRouteDelay(net, user)}", file=f) + |