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c71212d0e1
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337 Commits

Author SHA1 Message Date
Eddie Hung
c71212d0e1 If --freq not set, attempt to find max by adjusting budget so min path slack == 0 2018-07-24 23:19:24 -07:00
Eddie Hung
a69745060e Also subtract net delay from slack 2018-07-24 22:39:51 -07:00
Eddie Hung
9382938661 Merge branch 'master' into redist_slack 2018-07-24 22:20:10 -07:00
Clifford Wolf
a08b71c676 Merge branch 'placeconstr2' 2018-07-24 19:21:36 +02:00
Eddie Hung
4920cf18fa improved is only set if we get a better metric, remove commented code 2018-07-24 09:21:52 -07:00
Eddie Hung
7b4c5594ed Refactor new code and existing code 2018-07-24 09:20:07 -07:00
David Shah
e200c281d9 common: Remove use of deprecated APIs 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-24 15:45:49 +02:00
Clifford Wolf
f86fc6e7fd Typo fix 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-24 12:41:08 +02:00
Clifford Wolf
1538d26073 Add CellInfo data for placement constraints 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-24 12:39:33 +02:00
Clifford Wolf
9d38907e95 Add G_ARROW (for now same look as G_LINE) 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-24 12:18:01 +02:00
David Shah
7858663aa7 timing: Model clock to Q times 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-24 11:46:14 +02:00
Eddie Hung
adc1a86648 Oops 2018-07-23 19:25:00 -07:00
Eddie Hung
ee2e6ed1c6 Simplify and use Arch::getNetinfoRouteDelay() for update_budget() 2018-07-23 18:58:57 -07:00
Eddie Hung
771edd1fda Merge branch 'master' into redist_slack 2018-07-23 07:16:39 -07:00
Clifford Wolf
e647604e2a Add Context::archcheck() and "nextpnr-ice40 --test" 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-23 14:03:23 +02:00
Clifford Wolf
38962d0f02 clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-23 12:45:31 +02:00
Clifford Wolf
a436facfd0 Add fallback to estimateDelay() in getNetinfoRouteDelay() 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-23 12:44:26 +02:00
Clifford Wolf
62b66e0208 Rename getWireBelPin to getBelPinWire 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-22 10:59:21 +02:00
Eddie Hung
e92698f32e Fix delay function used for update_budget() 2018-07-21 18:04:54 -07:00
Clifford Wolf
c6e4ad3227 Move common patterns from router1 to Context API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-22 02:16:03 +02:00
Clifford Wolf
1e96999863 clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-22 00:50:49 +02:00
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
926c186ec7 Add Arch::getBudgetOverride() to eliminate hack for COUT 2018-07-21 13:05:09 -07:00
Eddie Hung
e44dc25f09 Uncomment out negative slack messages during update_budget(), make verbose 2018-07-21 12:47:09 -07:00
Clifford Wolf
9e6deed3b8 Merge branch 'q3k/lock-2-electric-boogaloo' into 'master' 
Basic locking and threading for Arch/GUI

See merge request SymbioticEDA/nextpnr!10
 2018-07-21 19:45:24 +00:00
Clifford Wolf
30e2f0e1e8 Add Loc constructors 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-21 21:40:06 +02:00
Eddie Hung
31c9fd28fe Merge remote-tracking branch 'origin/master' into redist_slack 2018-07-21 12:27:44 -07:00
Eddie Hung
1f6897733b Merge branch 'redist_slack' into 'redist_slack' 
# Conflicts:
#   common/timing.cc
 2018-07-21 19:03:23 +00:00
Sergiusz Bazanski
6588aafdb8 Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr into q3k/lock-2-electric-boogaloo 2018-07-21 20:00:42 +01:00
Clifford Wolf
39b843ecac Merge branch 'router1ng' into 'master' 
Router1ng

See merge request SymbioticEDA/nextpnr!13
 2018-07-21 17:59:44 +00:00
Clifford Wolf
c796b301d3 Bugfix in router1: Also bind src_wire 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-21 19:36:48 +02:00
David Shah
b2452f4646 HACK: set carry budgets to zero 2018-07-21 19:33:42 +02:00
Clifford Wolf
2f996e6a30 Add final sanity check in router1 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-21 17:54:47 +02:00
Clifford Wolf
41194d934b Refactoring of router1 
- Use source-sink pairs as jobs, not whole nets
- Route nets with smallest slack first
- Preserve routes for already routed source-sink pairs
- Add small incentive for re-using wires

Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-21 17:02:53 +02:00
David Shah
80097526ee Fix placement bug with VexRiscV reported by John McMaster 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-21 16:45:46 +02:00
Clifford Wolf
78f40ca0af Change DelayInfo semantics to what we actually need 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-21 13:52:59 +02:00
Clifford Wolf
c556242976 Add getWireDelay API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-21 13:38:44 +02:00
David Shah
bbb140c699 Quick hack to route nets with lowest budget first 2018-07-21 11:52:41 +02:00
Eddie Hung
d23cdd6c06 Avoid hysteresis preventing placer from stopping 2018-07-21 11:19:06 +02:00
Eddie Hung
241418dc25 Add update_budget() to timing.h header 2018-07-21 11:19:06 +02:00
Eddie Hung
1cd5c9dac8 Update comment 2018-07-21 11:19:06 +02:00
Eddie Hung
3eecccc6f7 Avoid hysteresis preventing placer from stopping 2018-07-21 01:59:16 -07:00
Eddie Hung
f89115c3e3 Add update_budget() to timing.h header 2018-07-21 01:55:46 -07:00
Eddie Hung
27a79a3a4f Update comment 2018-07-21 01:55:20 -07:00
Sergiusz Bazanski
0311a27a53 Use UI lock for yielding 2018-07-20 18:34:59 +01:00
Sergiusz Bazanski
76e5236fb3 Nuke IdStringDB 2018-07-20 18:24:16 +01:00
Sergiusz Bazanski
b5b956bd21 Remove dead code. 2018-07-20 17:57:16 +01:00
Clifford Wolf
fd8239e170 Add Location APIs to generic arch 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-20 18:09:22 +02:00
Clifford Wolf
f6fa0300ae Improve iCE40 and common Loc code 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-07-20 17:33:57 +02:00
Clifford Wolf
e16b4a325e Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr into gridapi 2018-07-20 17:13:26 +02:00