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4,041 Commits 22 Branches 7 Tags 17 MiB
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38 Commits

Author SHA1 Message Date
gatecat
86699b42f6 Switch to potentially-sparse net users array 
This uses a new data structure for net.users that allows gaps, so
removing a port from a net is no longer an O(n) operation on the number
of users the net has.

Signed-off-by: gatecat <gatecat@ds0.me>
 2022-02-27 13:47:05 +00:00
Maciej Kurc
6deff56e83 Moved timing result report storage to the context, added its writeout to the current utilization and fmax report 
Signed-off-by: Maciej Kurc <mkurc@antmicro.com>
 2021-09-28 17:42:51 +02:00
Maciej Kurc
99ae5ef38e Added writing a CSV report with timing analysis of each net branch 
Signed-off-by: Maciej Kurc <mkurc@antmicro.com>
 2021-09-28 17:42:51 +02:00
gatecat
14c676ab49 timing: Allow overriding of route delays 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-07-28 11:20:28 +01:00
gatecat
2ffb081442 Fixing old emails and names in copyrights 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-06-12 13:22:38 +01:00
gatecat
b8a68f5f35 Using hashlib in timing 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-06-02 15:05:20 +01:00
gatecat
315a5733d2 timing: Fix use of uninitialised value 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-06-01 11:40:55 +01:00
gatecat
ece10c3e04 timing: Fix domain init when loops are present 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-04-13 09:23:08 +01:00
gatecat
8a4bf3a780 timing: Integration tweaks 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-05 10:04:35 +00:00
gatecat
1ff2023f32 timing: Replace all users of criticality with new engine 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 11:29:11 +00:00
gatecat
ebc2527368 timing: Use new engine for HeAP 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
bbf5a7d461 timing: Add support for critical path printing 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
e681e0f14c timing: Slack and criticality computation 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
296e6d10c2 timing: Produce plausible Fmax figure 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
541376f8cc timing: Add Fmax printing for debugging 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
16e7bba87b timing: Add backwards path walking 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
0528ceead1 timing: Add forward path walking 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
9c8d1bd6e3 timing: Compute domain pairs 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
534e69fbff timing: Add port-domain tracking 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
7a546b1554 timing: Add topological sort from Yosys 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
d0772ce1e3 timing: Import cell delays to our own structures 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
gatecat
fac6a6c068 timing: Data structures for STA rewrite 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-04 10:29:36 +00:00
David Shah
2de506c071 timing_opt: Functions to calculate arc delay limits 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-06 10:53:01 +00:00
David Shah
51d1363dfe Change the log level of some timing-related messages 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-21 17:13:53 +00:00
David Shah
cba9b528e8 timing: Improve Fmax output and print cross-clock paths 
Signed-off-by: David Shah <dave@ds0.me>
 2018-11-12 14:03:58 +00:00
Eddie Hung
be481cb130 Add crude histogram feature, printed after placement and routing 2018-08-03 23:39:42 -07:00
Eddie Hung
ecb264d002 Refactor timing.cc into Timing class 2018-08-03 22:39:25 -07:00
Eddie Hung
de6d0d20d7 Merge update_budget into assign_budget; update as we go along 2018-07-28 14:10:48 -07:00
Eddie Hung
e0517caf1a Refactor 2018-07-28 12:50:21 -07:00
Eddie Hung
e5d3821955 clangformat 2018-07-25 22:32:07 -07:00
Eddie Hung
b211dded3f Fix min_slack computation, and print out critical path after routing 2018-07-25 22:10:26 -07:00
Eddie Hung
760a47779a Add compute_fmax() with refactoring, plus print out Fmax estimate post-place and post-route 2018-07-25 18:21:39 -07:00
Eddie Hung
ee2e6ed1c6 Simplify and use Arch::getNetinfoRouteDelay() for update_budget() 2018-07-23 18:58:57 -07:00
Eddie Hung
5aa4cf2efb Call now-more-flexibile update_budget() during routing, but using any actual delays that we have 2018-07-21 13:59:48 -07:00
Eddie Hung
f89115c3e3 Add update_budget() to timing.h header 2018-07-21 01:55:46 -07:00
David Shah
27e7bc3b4b Improving the SA+legalisation flow 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-29 17:04:22 +02:00
David Shah
2a41211ce1 Another stub delay calculation function 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-20 11:53:49 +02:00
David Shah
1436ae21a2 Adding stubs for delay annotation and cell timing lookup 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-20 11:44:28 +02:00