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Author SHA1 Message Date
Miodrag Milanovic
61b07bc9a6 PyEval_InitThreads only for older than 3.9 2021-01-02 10:22:51 +01:00
Miodrag Milanovic
e76cdab6dd Update pybind11 to version 2.6.1 2021-01-02 10:15:39 +01:00
David Shah
c6cdf30501
Merge pull request #548 from per-gron/c++17 
C++17 compatibility: Don't use std::random_shuffle
 2020-12-30 20:37:07 +00:00
Per Grön
60276e3447 C++17 compatibility: Don't use std::random_shuffle 
std::random_shuffle deprecated in C++14 and was removed in C++17.
 2020-12-30 18:53:32 +01:00
David Shah
818faa78aa clangformat 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-30 16:49:55 +00:00
Pepijn de Vos
3611f54902
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
 2020-12-30 14:59:55 +00:00
David Shah
5e53a18292 ecp5: Improve pseudo-diff IO error handling 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-27 20:14:49 +00:00
David Shah
74c4fa6751 ice40: Nicer error for unconstrained SB_GB_IO 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-27 20:11:08 +00:00
David Shah
a40829fef3 command.cc: Improve help text 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-27 20:05:33 +00:00
David Shah
84c55f8931
Merge pull request #543 from tcal-x/use-single-char-find 
Use std::string::find(char c) when searching for a single character.
 2020-12-17 21:19:05 +00:00
David Shah
c667c56bd9 ecp5: Fix FF timing data 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-17 20:27:32 +00:00
Tim Callahan
c967f8e434 Use std::string::find(char c) when searching for a single character. 
Signed-off-by: Tim Callahan <tcal@google.com>
 2020-12-16 20:07:56 -08:00
David Shah
c8cb9895a3
Merge pull request #540 from YosysHQ/dave/nexus-dotproduct 
nexus: Add MULTADDSUB9X9WIDE support
 2020-12-10 20:36:56 +00:00
David Shah
2c6caf4a9a nexus: Add MULTADDSUB9X9WIDE support 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-08 15:49:48 +00:00
David Shah
bdaa9f0eae
Merge pull request #536 from YosysHQ/dave/disable-default-gui 
cmake: Disable building GUI by default
 2020-12-08 12:02:30 +00:00
David Shah
0a54ffdd44 cmake: Disable building GUI by default 
This should reduce the number of Qt5-related issues, which often prevent
even the basic command line flow from working.

Signed-off-by: David Shah <dave@ds0.me>
 2020-12-08 10:01:23 +00:00
David Shah
ca08add9c9
Merge pull request #528 from YosysHQ/dave/nexus-lram 
nexus: Add basic LRAM support
 2020-12-08 09:26:09 +00:00
David Shah
588042dc99 nexus: Fix LRAM pin types 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-07 13:26:45 +00:00
David Shah
f923d32620 nexus: Add support for initialised LRAM 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-07 11:57:10 +00:00
David Shah
92ef01830c ice40: Clarify feedback paths in PLL constraints code 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-03 11:40:00 +00:00
David Shah
c73b4bec8f
Merge pull request #530 from YosysHQ/dave/ice40-derive-constr 
ice40: Derive PLL timing constraints
 2020-12-03 11:35:31 +00:00
David Shah
940b7efa15 ice40: Derive PLL timing constraints 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-03 09:55:30 +00:00
David Shah
270efdca85 nexus: Add basic LRAM support (no init) 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-02 17:07:34 +00:00
David Shah
f937982754
Merge pull request #527 from YosysHQ/dave/nexus-clocking 
nexus: Clock constraint and PLL support
 2020-12-02 16:21:29 +00:00
David Shah
86e6a2225c nexus: Add PLL support 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-02 15:01:46 +00:00
David Shah
b666c85824 nexus: Add support for deriving timing constraints in packer 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-02 09:44:17 +00:00
David Shah
5a291e4622 nexus/pdc: Parse simple clock constraints 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-02 09:34:11 +00:00
David Shah
868902fbdf
Merge pull request #526 from YosysHQ/dave/router2-timing 
router2: Avoid ripup of critical path
 2020-12-01 12:51:02 +00:00
David Shah
62dde576e0
Merge pull request #525 from YosysHQ/dave/router2-tweaks 
router2: Improve thread safety
 2020-12-01 10:22:42 +00:00
David Shah
402819c64b router2: Avoid ripup of critical path 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-01 09:54:19 +00:00
David Shah
3503f4e907 router2: Make splitting of wires thread-safe 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-01 09:38:52 +00:00
David Shah
b6c91d1621 router2: Add per-thread rng 
Signed-off-by: David Shah <dave@ds0.me>
 2020-12-01 09:21:44 +00:00
Miodrag Milanović
8b5c0dc1e4
Merge pull request #524 from daveshah1/nextpnr-nexus 
Upstreaming basic support for Nexus devices
 2020-11-30 10:56:59 +01:00
David Shah
2fe8bebc6c nexus: Update docs and CMake 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:59:04 +00:00
David Shah
567166aece nexus: Fix db integrity check 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
bb50b54d80 nexus: Add to CI 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
ca73e14cf9 nexus: Add post-place LUTFF optimisation 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
f84850064f nexus: Improve error handling in global router 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
df3c6dfe3e nexus: Preliminary integration of DSP timing data 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
76543d05e7 nexus: Tweak heuristics to improve routeability 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
e3b3201d53 nexus: Clocked MULTADDSUB36X36 fix 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
5cf7f01169 nexus: Add MULTADDSUB36X36 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
f795527454 nexus: Add MULTADDSUB18X18 support 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
edd719c5c5 nexus: ACC54 definitions 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
91d746cfc8 nexus: Add DSP pre-adder support 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
fcde8e2d56 nexus: Fix DSP signed ports 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
54539b8519 nexus: Larger DSP tweaks 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
6b5277638b nexus: Fix slow routing around DSPs 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
160045a058 nexus: Fix validity checking when DSPs are used 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00
David Shah
d8e748bc58 nexus: Refactor DSP macro splitting to make it more generic 
Signed-off-by: David Shah <dave@ds0.me>
 2020-11-30 08:45:28 +00:00