Commit Graph

154 Commits

Author SHA1 Message Date
Clifford Wolf 3545c0fffb Remove debug prints from yosys-smtbmc VCD writer
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-03-08 16:24:35 +01:00
Clifford Wolf 8b604004da Check results of (check-sat) in yosys-smtbmc
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-03-07 22:54:19 +01:00
Clifford Wolf cedbc35f4b Imporove yosys-smtbmc error handling, Improve VCD output
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-03-05 12:17:22 +01:00
Clifford Wolf 8b7602e660 Improve SMT2 encoding of $reduce_{and,or,bool}
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-03-04 21:22:20 +01:00
Clifford Wolf 45a6fce92c Fix a hangup in yosys-smtbmc error handling
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-03-04 21:13:30 +01:00
Clifford Wolf ae4e204c76 Improved error handling in yosys-smtbmc
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-03-03 20:00:07 +01:00
Clifford Wolf a44e1edaa3 Terminate running SMT solver when smtbmc is terminated
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-03-03 14:50:40 +01:00
Clifford Wolf 3ced2cca6e Fix smtbmc smtc/aiw parser for wire names containing []
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-03-03 14:15:49 +01:00
Clifford Wolf 90ae426078 Mangle names with square brackets in VCD files to work around issues in gtkwave
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-03-01 14:15:27 +01:00
Clifford Wolf 675dd5347a Small fixes and improvements in $allconst/$allseq handling
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-02-26 11:58:44 +01:00
Clifford Wolf b13e6bd375 Add smtbmc support for exist-forall problems
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-02-23 19:33:30 +01:00
Clifford Wolf 17583b6a21 Add support for mockup clock signals in yosys-smtbmc vcd output
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-02-20 17:45:22 +01:00
Clifford Wolf c9672e2e2e Fix handling of zero-length cell connections in SMT2 back-end
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-02-08 19:12:12 +01:00
Clifford Wolf e97f10b142 Fix smtio.py for large SMT2 S-expressions 2018-01-29 12:34:28 +01:00
Clifford Wolf 54aeca0983 Move user-provided smt2 info stmts to the top of the yosys-smtbmc smt2 output 2018-01-18 14:25:22 +01:00
Clifford Wolf 9419de3e37 Add yosys-smtbmc VCD writer support for memories with async writes 2017-12-14 03:06:00 +01:00
Clifford Wolf 2625da6440 Add smt2 back-end support for async write memories 2017-12-14 02:07:10 +01:00
Clifford Wolf da91b31bb2 Fixed "yosys-smtbmc -g" handling of no solution 2017-11-27 19:43:36 +01:00
Clifford Wolf 455c1c9d97 Fix SMT2 handling of initstate in sub-modules 2017-10-29 13:21:20 +01:00
Clifford Wolf 1170508264 Improve smtio performance by using reader thread, not writer thread 2017-10-26 01:01:55 +02:00
Clifford Wolf f513494f5f Use separate writer thread for talking to SMT solver to avoid read/write deadlock 2017-10-25 19:59:56 +02:00
Clifford Wolf 76326c163a Improve p_* functions in smtio.py 2017-10-25 15:45:32 +02:00
Clifford Wolf c672c321e3 Capsulate smt-solver read/write in separate functions 2017-10-25 13:37:11 +02:00
Clifford Wolf dd46d76394 Fix a bug in yosys-smtbmc in ROM handling 2017-10-25 13:05:14 +02:00
Clifford Wolf c2d737457a Fix bug in write_smt2 (export logic driving hierarchical cells before exporting regs) 2017-08-25 11:44:48 +02:00
Clifford Wolf 48b2b376d0 Add "yosys-smtbmc --smtc-init --smtc-top --noinit" 2017-08-04 17:09:08 +02:00
Clifford Wolf 3a8f6f0f51 Add verilator support to testbenches generated by yosys-smtbmc 2017-07-21 14:33:29 +02:00
Clifford Wolf 10c7709e68 Generate FSM-style testbenches in smtbmc 2017-07-12 15:57:04 +02:00
Clifford Wolf 3c693b6561 Change s/asserts/assertions/ in yosys-smtbmc log messages 2017-07-07 11:52:25 +02:00
Clifford Wolf 8f7404f82c Add "yosys-smtbmc --presat" 2017-07-07 02:47:30 +02:00
Clifford Wolf 3e0948e16f Remove unneeded delays in smtbmc vlogtb 2017-07-03 15:37:17 +02:00
Clifford Wolf ea805af6f5 Add "yosys-smtbmc --vlogtb-top" 2017-07-01 18:19:23 +02:00
Clifford Wolf 7d2fb6e2fc Fix smtbmc vlogtb bug in $anyseq handling 2017-07-01 02:13:32 +02:00
Clifford Wolf 8f8baccfde Fix generation of vlogtb output in yosys-smtbmc for "rand reg" and "rand const reg" 2017-06-07 12:30:24 +02:00
Clifford Wolf d9201b85f3 Change default smt2 solver to yices (Yices 2 has switched its license to GPL) 2017-05-27 11:56:01 +02:00
Clifford Wolf 05cdd58c8d Add $_ANDNOT_ and $_ORNOT_ gates 2017-05-17 09:08:29 +02:00
Clifford Wolf 1a4b7c6bfa Fix boolector support in yosys-smtbmc 2017-05-08 14:33:22 +02:00
Clifford Wolf 106e44f406 Add "write_smt2 -stdt" mode 2017-03-20 12:00:35 +01:00
Clifford Wolf c855353986 Improve smt2 encodings of assert/assume/cover, better wire_smt2 help msg 2017-03-04 23:41:54 +01:00
Clifford Wolf fbd52ec6dd Use hex addresses in smtbmc vcd mem traces 2017-02-28 13:54:50 +01:00
Clifford Wolf 2203562268 Add smtbmc support for memory vcd dumping 2017-02-26 21:26:32 +01:00
Clifford Wolf 80ecd7a26f Fix extra newline bug in write_smt2 2017-02-26 14:41:27 +01:00
Clifford Wolf 6e152f7aa1 Fix bug in smtio unroll code 2017-02-26 14:39:07 +01:00
Clifford Wolf 66a1617b69 Fix assert checking in "yosys-smtbmc -c --append" 2017-02-26 11:06:26 +01:00
Clifford Wolf fd1cc0c73d Improve (and fix for stbv mode) SMT2 memory API 2017-02-26 10:58:34 +01:00
Clifford Wolf 38bf458037 Add support for "yosys-smtbmc -c --append" 2017-02-25 23:41:40 +01:00
Clifford Wolf 7af9727f78 Add "write_smt2 -stbv" 2017-02-24 18:24:53 +01:00
Clifford Wolf a9c3acf5a2 Add SMT2 statebv mode (inactive for now) 2017-02-24 14:04:52 +01:00
Clifford Wolf 242c5f01de Add "yosys-smtbmc -S <opt>" 2017-02-19 22:51:29 +01:00
Clifford Wolf 5541b42159 Add assert check in "yosys-smtbmc -c" 2017-02-04 21:22:17 +01:00