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nextpnr
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48 Commits

Author SHA1 Message Date
David Shah e0a851976f refactor: Replace assert with NPNR_ASSERT 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-07-04 12:15:23 +02:00
Miodrag Milanovic db890d3a81 nets and cells are unique_ptr's 2018-06-25 21:33:48 +02:00
Clifford Wolf a40d9dc514 Improve router ripup handling 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-23 15:58:24 +02:00
Clifford Wolf a1681560a3 Updates from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-23 15:28:09 +02:00
Clifford Wolf 746d63f9fa Refactoring bind/unbind API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-23 15:16:24 +02:00
Clifford Wolf aa81f9d648 Switched from clifford@clifford.at to clifford@symbioticeda.com for copyright headers 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-22 16:19:17 +02:00
Clifford Wolf 9b98a7175b Add total visit counts to router log output 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 20:41:20 +02:00
Clifford Wolf 2c98231f88 Updates from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 19:36:20 +02:00
Clifford Wolf bfae4663fc Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 
# Conflicts:
#	common/route.cc
 2018-06-21 19:31:50 +02:00
Clifford Wolf 38dc1cc550 Work "overtime" to find better solutions in routing search algorithm 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 19:17:04 +02:00
Miodrag Milanovic 8fac26c2b7 Fixed return codes for packer, placer and router 2018-06-21 17:56:45 +02:00
Clifford Wolf a29bfc788e Add ctx->checksum(), slightly improve log messages 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 15:47:41 +02:00
Clifford Wolf 08020400b3 Fix build of "dummy" architexture 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 14:16:07 +02:00
Clifford Wolf 993f6ef7d3 Improve log messages, move many messages to verbose mode 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 14:09:50 +02:00
Clifford Wolf 693c34ad06 Improvements in router 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-21 14:08:45 +02:00
Clifford Wolf 9475997a2d Improve --tmfuzz mode and iCE40 delay estimator 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-20 19:22:03 +02:00
Clifford Wolf 2da90889ef Add "nextpnr-ice40 --tmfuzz" 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-20 14:04:10 +02:00
Clifford Wolf 3fda636e70 Minor refactoring of router infrastructure 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-20 13:32:50 +02:00
Clifford Wolf c3837027b2 Add better iCE40 delay estimates 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-20 12:50:38 +02:00
Clifford Wolf 5af5bd23d0 Add Context::sorted_shuffle API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-19 16:23:23 +02:00
Clifford Wolf fd40d6f58d Updates from clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-19 14:10:42 +02:00
Clifford Wolf d2ff5fec08 Add rng to Context, start using ctx->verbose 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-19 12:49:40 +02:00
Clifford Wolf 7ef4d0726b Getting rid of users of old IdString API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 16:08:19 +02:00
Clifford Wolf 0dd185a141 Getting rid of users of old IdString API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 15:53:18 +02:00
Clifford Wolf 8ee149f4fc Rename Design to Context, derive from Arch instead of instantiating 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 14:06:37 +02:00
Clifford Wolf e0aa5c969e Improvements in router 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-18 11:58:37 +02:00
Clifford Wolf b728cb71d1 Improve router log output 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 19:43:07 +02:00
Clifford Wolf 3cfd6841dc Improve router log messages 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-17 19:27:48 +02:00
David Shah 2f9810a346 Speed up placer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 16:18:59 +02:00
David Shah f66999a883 Minor performance tweaks and fixes 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 16:03:16 +02:00
David Shah c4241db117 Tweaking placer and router 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 16:54:57 +02:00
Clifford Wolf 4d14bc2914 Merge remote-tracking branch 'origin/master' into chipdbng 2018-06-16 15:25:03 +02:00
Clifford Wolf 6acf23cf37 Some refactoring of Chip API (prep for chipdb refactoring) 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 15:23:04 +02:00
David Shah ef2164708b router: Fixing loop issue 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:49:38 +02:00
Clifford Wolf 5d343a168b Fix router for routing to the same dest wire twice 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-15 20:56:40 +02:00
Clifford Wolf 8c46cc2fce Add output of estimated total wire delay to router (as metric for placement quality) 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-14 19:13:14 +02:00
Clifford Wolf 66ced800d7 Increase ripup penalties over time 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-14 15:45:47 +02:00
Clifford Wolf 312699e590 Add route-ripup routing loop 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-14 15:09:13 +02:00
Clifford Wolf 7787ce5fd9 Refactor position/delay estimation API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-14 12:43:00 +02:00
Clifford Wolf 9b3af68e44 Improve router error reporting 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 18:28:02 +02:00
Clifford Wolf 3d5954f997 Improve router error messages 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 18:10:09 +02:00
Clifford Wolf 794fc6df60 Add support for CellInfo->pins in router 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 17:52:18 +02:00
Clifford Wolf 9eb4943bd5 Fix router error handling for unplaced cells 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 17:26:03 +02:00
Clifford Wolf aa4fedfd54 Add A*-like optimizations to router 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-13 16:52:21 +02:00
Clifford Wolf 391d49c13e Add nextpnr namespace 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-12 14:24:59 +02:00
Clifford Wolf ac67482380 Remove pool, dict, vector namespace aliases 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-11 19:56:33 +02:00
David Shah 72f5e640af Adding basic placement constraints 
Specify the attribute (* LOC="bel_name" *) on any cell to constrain its
placement to that bel.

Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-09 19:38:37 +02:00
Clifford Wolf dfbfbf87db Add very basic router 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-09 18:19:20 +02:00