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Code Activity
17468 commits 29 branches 52 tags 172 MiB
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515 commits

Author SHA1 Message Date
Nikolaj Bjorner
41430cd128 register unhandled expressions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-12 16:12:24 -07:00
Nikolaj Bjorner
9ca5b3f304 fix #4449 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-03 21:10:07 -07:00
Nikolaj Bjorner
743573aac5 fix #4447, or mask it 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-03 19:32:05 -07:00
Nikolaj Bjorner
7d4c9e6126 fix #4480 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-31 12:40:04 -07:00
Nikolaj Bjorner
d372af4782 add stub for cheap equality propagation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-30 15:36:27 -07:00
trinhmt
4aa1e60daa
fix branch_variable() (#4472) 
* fixed branch_variable()

* add docs
 2020-05-28 10:21:50 -07:00
Nikolaj Bjorner
dbd90e5f86 dbg proagate_eq 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-27 10:33:45 -07:00
Nikolaj Bjorner
94ffd63b51 change to iterative unfolding left build broken for some time 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-26 21:25:53 -07:00
Nikolaj Bjorner
88e36c6bf3 add general purpose emptiness/non-emptiness check 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-26 20:42:21 -07:00
Nikolaj Bjorner
5e79eb62fd add some notes to regex 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-26 13:30:52 -07:00
Nikolaj Bjorner
a97bc65af4 hoist co-factors eagerly without adding axioms 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-25 15:10:45 -07:00
Nikolaj Bjorner
4e01d5b5c1 tune axioms for derivatives 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-25 14:11:59 -07:00
Nikolaj Bjorner
24df35a83e guard derivative code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-23 16:02:10 -07:00
Nikolaj Bjorner
eb3f20832e initial pass at using derivatives in regex unfolding 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-23 11:53:07 -07:00
Nikolaj Bjorner
1729232254 fix #4414 2020-05-20 14:28:41 -07:00
Nikolaj Bjorner
f2d3160181 try different field order for Mac build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-20 01:06:56 -07:00
Nikolaj Bjorner
7f22eb594e don't pretend to handle new operators #4387 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-18 20:04:43 -07:00
Nikolaj Bjorner
1def58bc9f optional unicode mode 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-17 19:06:34 -07:00
Nikolaj Bjorner
becf423c77
remove level of indirection for context and ast_manager in smt_theory (#4253) 
* remove level of indirection for context and ast_manager in smt_theory

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add request by #4252

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* move to def

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* int

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-08 16:46:03 -07:00
Nikolaj Bjorner
e67112f289 NYI control paths 2020-04-28 20:19:20 -07:00
Nikolaj Bjorner
d818233063 unused variable warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-26 23:21:48 -07:00
Nikolaj Bjorner
785c9a18ca fix #4049 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-24 11:58:48 -07:00
Nikolaj Bjorner
6ab83466d9 fix #4082 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-24 11:33:19 -07:00
Nikolaj Bjorner
6ff61d1f80 fix #4062 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-23 22:43:14 -07:00
Nikolaj Bjorner
cc8cd2cc2f na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-23 21:28:19 -07:00
Nikolaj Bjorner
9c3f0190f4 fix #4069 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-23 20:53:13 -07:00
Nikolaj Bjorner
8f297666fe fix #4073 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-23 11:40:24 -07:00
Nikolaj Bjorner
8fe3caa101 throttle digit constraints 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-22 17:55:18 -07:00
Nikolaj Bjorner
886f4cbee0 fix #4029 - propagate digit literals on all units if they haven't already been propagated 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-22 14:57:43 -07:00
Nikolaj Bjorner
95a78b2450
updates to seq and bug fixes (#4056) 
* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix #4037

* nicer output for skolem functions

* more overhaul of seq, some bug fixes

* na

* added offset_eq file

* na

* fix #4044

* fix #4040

* fix #4045

* updated ignore

* new rewrites for indexof based on #4036

* add shortcuts

* updated ne solver for seq, fix #4025

* use pair vectors for equalities that are reduced by seq_rewriter

* use erase_and_swap

* remove unit-walk

* na

* add check for #3200

* nits

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* name a type

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove fp check

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove unsound axiom instantiation for non-contains

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix rewrites

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix #4053

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix #4052

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-22 13:18:55 -07:00
Nikolaj Bjorner
dd064a5554 delay digit axioms until solving itos succeeds 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-20 00:32:48 -07:00
Nikolaj Bjorner
e3e6959b70 fix #4026 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-19 23:30:37 -07:00
Nikolaj Bjorner
ad8eb8fdcb #4024 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-19 22:44:02 -07:00
Nikolaj Bjorner
e1fa04b365 disable breaking change to model generation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-19 16:53:20 -07:00
Nikolaj Bjorner
eded7d023d fix #4006 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-19 16:00:03 -07:00
Nikolaj Bjorner
79b776fee5 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-19 12:00:38 -07:00
Nikolaj Bjorner
19e0285b83 move deep internalization out of theory_seq 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-19 11:19:32 -07:00
Nikolaj Bjorner
a9c4984a16 more seq overhaul 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-18 19:46:30 -07:00
Nikolaj Bjorner
76735476d4 fix #3999 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-18 19:46:30 -07:00
Nikolaj Bjorner
3e9479d01a a lot of seq churn 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-17 18:21:40 -07:00
Nikolaj Bjorner
b8bf6087ff na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-17 07:34:46 -07:00
Nikolaj Bjorner
a83f72b657 some fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-17 07:33:43 -07:00
Nikolaj Bjorner
501aa7927d split into seq_axioms and seq_skolem 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-17 06:14:52 -07:00
Nikolaj Bjorner
19f655c693 fix #3930 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-16 16:11:00 -07:00
Nikolaj Bjorner
dd3e574f81 fix #3983 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-16 14:03:06 -07:00
Nikolaj Bjorner
f67077b7ff warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-15 17:13:02 -07:00
Nikolaj Bjorner
d465938496 add lower bounds on lengths if they are not present 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-15 15:54:40 -07:00
Nikolaj Bjorner
e6174c89f3 bail out of mb branching if lengths are not available 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-15 15:44:17 -07:00
Nikolaj Bjorner
2e1e9c9082 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-15 12:25:07 -07:00
Nikolaj Bjorner
3845e0859c fix #3878 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-15 12:23:18 -07:00