Keith Rothman
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2285c8dbbd
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Initial refactoring of placer API.
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
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2021-02-02 07:34:56 -08:00 |
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Pepijn de Vos
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3611f54902
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Gowin target (#542)
* load wires
* add slice bels
* add IOB
* add aliases
* local aliases
* broken packing stuff
* working packer
* add constraints
* pnr runs1111
* add timing info
* constraints
* more constraint stuff
* add copyright
* remove generic reference
* remove parameters
* remove generic python api
* add newline to end of file
* some small refactoring
* warn on invalid constraints
* don't error on missing cell
* comment out debugging print
* typo
* avoid copy
* faster empty idstring
* remove intermediate variable
* no more deadnames
* fix cst warnings
* increase ripup and epsilon a bit
* take single device parameter
* add info to readme
* gui stubs
* Revert 4d03b681a8
* assign ff_used in assignArchInfo
* decrease beta for better routability
* try to fix CI
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2020-12-30 14:59:55 +00:00 |
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David Shah
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ddf546c2cc
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clangformat
Signed-off-by: David Shah <dave@ds0.me>
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2020-05-16 12:57:24 +01:00 |
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Alyssa Milburn
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c1cc356bb0
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timing_opt: Add locks to optimise()
Signed-off-by: Alyssa Milburn <amilburn@zall.org>
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2019-04-16 16:03:12 +02:00 |
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David Shah
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e8c03a0dd7
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timing_opt: Fix generic build
Signed-off-by: David Shah <davey1576@gmail.com>
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2018-12-07 23:51:09 +01:00 |
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David Shah
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b732e42fa3
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timing_opt: Reduce iterations to 30, tidy up logging
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 11:00:16 +00:00 |
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David Shah
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2b84b33cd6
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timing_opt: Reduce search diameter to 2
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
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745960fa85
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timing_opt: Neighbour related fixes
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
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f53dc8d3c9
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timing_opt: Improve heuristics
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
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a990a1576c
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timing_opt: Fix criticality and cost calculations
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
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0f40e5fe8c
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timing: Fixes to criticality calculation
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
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254c5ea359
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clangformat
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
|
e1c74ad3db
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timing_opt: Fixes including single-move legality
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
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b51308708b
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timing_opt: Debugging and integration
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
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1b7214a18a
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timing_opt: Implement the BFS-based path optimisation
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
|
51a662d37e
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timing_opt: Implement critical path finder
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
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cd9a65a84c
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timing_opt: Neigbour bel validity checking
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
|
2de506c071
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timing_opt: Functions to calculate arc delay limits
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
|
83e3277577
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timing_opt: Implement neighbour Bel finder
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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David Shah
|
9a42b64a68
|
timing: Add criticality calculation to timing analysis
Signed-off-by: David Shah <dave@ds0.me>
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2018-12-06 10:53:01 +00:00 |
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