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* ecp5: Use ArchNetInfo to mark global nets to ignoreDavid Shah2018-09-291-1/+1
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* ecp5: Global router produces a working bitstreamDavid Shah2018-09-291-0/+6
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Use settings for placer1 and router1Miodrag Milanovic2018-08-091-1/+9
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* API change: Use CellInfo* and NetInfo* as cell/net handles (common, ice40)Clifford Wolf2018-08-051-21/+21
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Merge pull request #36 from YosysHQ/lutpermDavid Shah2018-08-051-8/+32
|\ | | | | Add LUT input permutations, improvements in ice40 timing model, improvements in router
| * Quick fix for router bug in unrouting a conflicting pipClifford Wolf2018-08-041-1/+3
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * Refactor ice40 timing fuzzer used to create delay estimatesClifford Wolf2018-08-041-2/+3
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * Add router1 cfg.useEstimate, improve getActualRouteDelayClifford Wolf2018-08-041-7/+28
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | Add crude histogram feature, printed after placement and routingEddie Hung2018-08-031-1/+1
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* | Refactor timing.cc into Timing classEddie Hung2018-08-031-1/+1
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* clangformatClifford Wolf2018-08-021-24/+20
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Fix router1 cleanupReroute() for "drive-by nets"Clifford Wolf2018-08-021-25/+32
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add Router1CfgClifford Wolf2018-08-021-22/+31
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve router1 cleanupRerouteClifford Wolf2018-08-021-15/+45
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add reroute pass and other router1 tweaksClifford Wolf2018-08-011-22/+95
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* router: release lock on failure to unblock UISergiusz Bazanski2018-08-011-0/+3
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* Cope with slack_redist_iter == 0Eddie Hung2018-07-311-1/+1
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* clangformat for stuff I've touchedEddie Hung2018-07-311-1/+2
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* Modify the getNetinfo*() functions and getBudgetOverride() to not useEddie Hung2018-07-311-6/+6
| | | | user_idx and to take a PortRef& instead
* Add --slack_redist_iter for ice40Eddie Hung2018-07-311-2/+2
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* Merge remote-tracking branch 'origin/master' into redist_slackEddie Hung2018-07-291-1/+1
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| * fix randtag bug in router1Clifford Wolf2018-07-291-1/+1
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | Merge update_budget into assign_budget; update as we go alongEddie Hung2018-07-281-1/+1
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* | RefactorEddie Hung2018-07-281-1/+1
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* | Merge remote-tracking branch 'origin/master' into redist_slackEddie Hung2018-07-261-2/+2
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| * Fix router1 locking in NDEBUG buildsClifford Wolf2018-07-261-2/+2
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* | Fix min_slack computation, and print out critical path after routingEddie Hung2018-07-251-1/+1
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* | Add compute_fmax() with refactoring, plus print out Fmax estimate post-place ↵Eddie Hung2018-07-251-0/+1
| | | | | | | | and post-route
* | OopsEddie Hung2018-07-231-1/+1
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* | Simplify and use Arch::getNetinfoRouteDelay() for update_budget()Eddie Hung2018-07-231-32/+4
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* | Merge branch 'master' into redist_slackEddie Hung2018-07-231-177/+100
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| * clangformatClifford Wolf2018-07-231-18/+22
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * Move common patterns from router1 to Context APIClifford Wolf2018-07-221-150/+64
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * clangformatClifford Wolf2018-07-221-30/+25
| | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr into ↵Sergiusz Bazanski2018-07-211-93/+347
| |\ | | | | | | | | | q3k/lock-2-electric-boogaloo
| * | Use UI lock for yieldingSergiusz Bazanski2018-07-201-5/+7
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| * | Move pthread yield hack into BaseCtxSergiusz Bazanski2018-07-201-0/+1
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| * | WIP.Serge Bazanski2018-07-171-0/+2
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| * | Add basic external locking, lock from P&RSerge Bazanski2018-07-171-0/+7
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* | | Fix delay function used for update_budget()Eddie Hung2018-07-211-9/+22
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* | | Call now-more-flexibile update_budget() during routing, but using any actual ↵Eddie Hung2018-07-211-2/+20
| | | | | | | | | | | | delays that we have
* | | Merge remote-tracking branch 'origin/master' into redist_slackEddie Hung2018-07-211-102/+343
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| * | Bugfix in router1: Also bind src_wireClifford Wolf2018-07-211-0/+2
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Add final sanity check in router1Clifford Wolf2018-07-211-0/+19
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Refactoring of router1Clifford Wolf2018-07-211-87/+319
| | | | | | | | | | | | | | | | | | | | | | | | | | | - 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>
| * | Change DelayInfo semantics to what we actually needClifford Wolf2018-07-211-4/+4
| | | | | | | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
| * | Add getWireDelay APIClifford Wolf2018-07-211-2/+4
| |/ | | | | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* / Quick hack to route nets with lowest budget firstDavid Shah2018-07-211-2/+17
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* Revert "Make PnR use Unlocked methods"Sergiusz Bazanski2018-07-141-18/+18
| | | | This reverts commit 9e4f97290a50fc5d9dc0cbe6ead945840b9811b1.
* Revert "Introduce proxies for locked access to ctx"Sergiusz Bazanski2018-07-141-59/+49
| | | | This reverts commit 89809a8b810dd57f50f365d70a0ce547705f8dbb.
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