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* Add total visit counts to router log outputClifford Wolf2018-06-211-0/+11
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Updates from clangformatClifford Wolf2018-06-211-7/+13
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnrClifford Wolf2018-06-211-163/+172
|\ | | | | | | | | # Conflicts: # common/route.cc
| * Fixed return codes for packer, placer and routerMiodrag Milanovic2018-06-211-161/+171
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* | Work "overtime" to find better solutions in routing search algorithmClifford Wolf2018-06-211-9/+23
|/ | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add ctx->checksum(), slightly improve log messagesClifford Wolf2018-06-211-0/+2
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Fix build of "dummy" architextureClifford Wolf2018-06-211-26/+18
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve log messages, move many messages to verbose modeClifford Wolf2018-06-211-0/+1
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improvements in routerClifford Wolf2018-06-211-64/+148
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve --tmfuzz mode and iCE40 delay estimatorClifford Wolf2018-06-201-0/+16
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add "nextpnr-ice40 --tmfuzz"Clifford Wolf2018-06-201-0/+10
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Minor refactoring of router infrastructureClifford Wolf2018-06-201-78/+102
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add better iCE40 delay estimatesClifford Wolf2018-06-201-7/+9
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add Context::sorted_shuffle APIClifford Wolf2018-06-191-2/+2
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Updates from clangformatClifford Wolf2018-06-191-3/+6
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add rng to Context, start using ctx->verboseClifford Wolf2018-06-191-24/+35
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Getting rid of users of old IdString APIClifford Wolf2018-06-181-4/+6
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Getting rid of users of old IdString APIClifford Wolf2018-06-181-29/+30
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Rename Design to Context, derive from Arch instead of instantiatingClifford Wolf2018-06-181-55/+52
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improvements in routerClifford Wolf2018-06-181-27/+34
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve router log outputClifford Wolf2018-06-171-1/+6
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve router log messagesClifford Wolf2018-06-171-3/+29
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Speed up placerDavid Shah2018-06-171-2/+2
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Minor performance tweaks and fixesDavid Shah2018-06-171-2/+2
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Tweaking placer and routerDavid Shah2018-06-161-2/+2
| | | | Signed-off-by: David Shah <davey1576@gmail.com>
* Merge remote-tracking branch 'origin/master' into chipdbngClifford Wolf2018-06-161-0/+1
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| * router: Fixing loop issueDavid Shah2018-06-161-0/+1
| | | | | | | | Signed-off-by: David Shah <davey1576@gmail.com>
* | Some refactoring of Chip API (prep for chipdb refactoring)Clifford Wolf2018-06-161-20/+26
|/ | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Fix router for routing to the same dest wire twiceClifford Wolf2018-06-151-21/+16
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add output of estimated total wire delay to router (as metric for placement ↵Clifford Wolf2018-06-141-0/+49
| | | | | | quality) Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Increase ripup penalties over timeClifford Wolf2018-06-141-2/+8
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add route-ripup routing loopClifford Wolf2018-06-141-31/+175
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Refactor position/delay estimation APIClifford Wolf2018-06-141-16/+13
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve router error reportingClifford Wolf2018-06-131-4/+15
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Improve router error messagesClifford Wolf2018-06-131-5/+13
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add support for CellInfo->pins in routerClifford Wolf2018-06-131-3/+15
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Fix router error handling for unplaced cellsClifford Wolf2018-06-131-2/+5
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add A*-like optimizations to routerClifford Wolf2018-06-131-21/+66
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Add nextpnr namespaceClifford Wolf2018-06-121-10/+13
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Remove pool, dict, vector namespace aliasesClifford Wolf2018-06-111-2/+2
| | | | Signed-off-by: Clifford Wolf <clifford@clifford.at>
* Adding basic placement constraintsDavid Shah2018-06-091-1/+1
| | | | | | | Specify the attribute (* LOC="bel_name" *) on any cell to constrain its placement to that bel. Signed-off-by: David Shah <davey1576@gmail.com>
* Add very basic routerClifford Wolf2018-06-091-0/+171
Signed-off-by: Clifford Wolf <clifford@clifford.at>
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