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nextpnr
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5,009 Commits 30 Branches 9 Tags 27 MiB
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5009 Commits

Author SHA1 Message Date
David Shah c604426341 place_sa: Ignore Bels locked by manual placement for SA swaps 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 11:33:31 +02:00
David Shah f9bfccf68e Add 'get or default' functions 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 11:14:49 +02:00
David Shah e95f38e88e place_sa: Run a validity check at the end of placement 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 10:55:19 +02:00
David Shah 8ab0b06f5f ice40: Fixing build 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-17 10:35:37 +02:00
Clifford Wolf 69e5bc5030 Progress with chipdb refactoring 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 19:25:37 +02:00
David Shah 0df9a11b1f Merge branch 'master' of gitlab.com:SymbioticEDA/nextpnr 2018-06-16 18:45:56 +02:00
David Shah e497575c8e place: Fix placer validity checks 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 18:45:48 +02:00
Clifford Wolf ee06db3293 Progress with chipdb refactoring 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 18:42:29 +02:00
ZipCPU 218c4cd740 Renamed place.h to place_sa.h in place_sa.cc 
Signed-off-by: ZipCPU <dgisselq@ieee.org>
 2018-06-16 12:09:51 -04:00
ZipCPU 41156d188e Changed place.h place_sa.h 2018-06-16 12:03:25 -04:00
ZipCPU 6d68af1e62 Renamed placer to Simulated-Annealing placer 2018-06-16 11:59:42 -04:00
Clifford Wolf f0edb625e3 Progress with chipdb refactoring 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 17:53:09 +02:00
David Shah 1e6124309f ice40: Proper global promotion 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 17:44:35 +02:00
David Shah bb92dc09a8 ice40: Promote reset signal 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 17:09:41 +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 ad0df6cea8 Update placer for new Chip API 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 15:38:26 +02:00
Clifford Wolf fe47e7fc2d Update clangformat 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 15:25:33 +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
David Shah ebad1fee65 Merge branch 'simann' 2018-06-16 14:44:43 +02:00
David Shah 7ff1b7e02f ice40: Fix RAM config in packer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah f079e0d204 ice40: Fix BRAM initialisation 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah c0a2627179 place: Tidying up the SA placer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah c9a784ec0c ice40: Include RAM init data in bitstream 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 04f1d7516a ice40: Fix bitstream generation when parameters are unspecified 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 71903e29d4 place: Reformat placer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 23b1fc02fb ice40: Bitstream generation for RAM 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah cabdfe3616 ice40: Only place IO at valid pins 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 2479b4ecbf Improve placement heuristic 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
Clifford Wolf 579455d1b0 Fix router for routing to the same dest wire twice 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2018-06-16 14:44:10 +02:00
David Shah 432fe52274 Remove dead code 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 47566cf5e9 Improving SA placer performance 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 2d993d8ee9 Very slow SA placer based on arachne-pnr 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
Miodrag Milanovic e7d6c4038d Create all without ui file, enables more control 2018-06-16 14:44:10 +02:00
Miodrag Milanovic b569d76996 Propagate signals 2018-06-16 14:44:10 +02:00
David Shah 32dcf6b3fe Experimenting with more unplacing 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 104c2dad9b Adding randomness and changes metrics to placer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 828c96f80b Updating placer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 2f01ec5157 Update basic placer to use new API 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 3ef45d2a27 Another heuristic experiment 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah b1e08fa064 Playing about with placement heuristics 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +02:00
David Shah 6b74d326d4 experiment: Simple heuristic-based placer 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-16 14:44:10 +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
Miodrag Milanovic 3c6f1548d6 Create all without ui file, enables more control 2018-06-15 12:22:44 +02:00
Miodrag Milanovic fe4d56a45a Propagate signals 2018-06-15 11:10:11 +02:00
David Shah 355d33632c ice40: Another arch_place fix 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-14 21:52:01 +02:00
David Shah 66ea22bb5c ice40: General fixes 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-14 21:12:15 +02:00
David Shah 323a2aaa54 ice40: Read cells in arachne placement script 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-14 20:55:39 +02:00
David Shah 0f0d9bfb00 ice40: Importer for placed ice40 designs from arachne 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-06-14 20:46:05 +02:00