mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-07-17 18:06:40 +00:00
Code Activity
17448 commits 43 branches 51 tags 169 MiB
Commit graph

95 commits

Author SHA1 Message Date
Nikolaj Bjorner
fcea32344e add missing tactic descriptions, add rewrite for tamagochi 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-01-08 13:32:26 -08:00
Nikolaj Bjorner
87095950cb fix #6477 2022-12-04 13:02:45 -08:00
Nikolaj Bjorner
79e6d4e32d tune and debug elim-unconstrained (v2 - for simplifiers infrastructure) 2022-12-04 03:53:31 -08:00
Nikolaj Bjorner
cf7bba6288 use ast_manager as an attribute 2022-12-04 03:53:30 -08:00
Nikolaj Bjorner
eceeb295fc fix #6457 2022-11-24 14:41:50 +07:00
Nikolaj Bjorner
9845c33236 add shortcuts in rewriter, eliminate redundancies in dependent_expr tactic 2022-11-15 09:13:13 -08:00
Nikolaj Bjorner
3a4b8e2334 add rewrite rules to bv-rewriter 2022-11-08 12:20:51 -08:00
Nikolaj Bjorner
fe1b4bf5ce disable ternary, fixes to propagation, make bv_rewrites for multiplier n-ary 2022-10-26 23:44:38 -07:00
Nikolaj Bjorner
5352a0106d fix #6426 2022-10-26 12:20:55 -07:00
Nikolaj Bjorner
c62c5e9d23 add opportunistic, missing, bv rewrites 
- x >> x logical = 0
- ~x = -1 -x
- x * (y << z) = (x * y) << z
 2022-10-25 10:29:48 -07:00
Nikolaj Bjorner
ab9aee189b perf #6100 2022-06-21 13:49:52 -07:00
Nikolaj Bjorner
6abea2de2c fix nightly, fix regression identified by Nuno 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-05-28 18:03:15 -07:00
Nikolaj Bjorner
8d980ea704 remove internal configuration 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-05-28 12:13:18 -07:00
Clemens Eisenhofer
0b20a4ebf4
Added rewriting distinct with bitvectors to false if bit-size is too low (#5956) 
* Fixed problem with registering bitvector functions

* Added rewriting distinct with bitvectors to false if bit-size is too low

* Removed debug output

* Incorporated Nikolaj's comments

* Simplifications
 2022-04-09 21:46:21 +02:00
Nikolaj Bjorner
431c3af409 fix #5929 - add parameter bv_le2extract to allow disabling the disassembly to extract 2022-03-27 18:23:41 -10:00
Nikolaj Bjorner
913b90f7aa fix #5802 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-30 10:42:34 -08:00
Nikolaj Bjorner
2551631957 mul overflow #5797 2022-01-29 09:15:38 -08:00
Nikolaj Bjorner
5e81c1220c #5797 probably still wrong wrt underflow. 2022-01-27 12:48:15 -08:00
Nikolaj Bjorner
4da930b490 #5794 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-27 10:50:48 -08:00
Nikolaj Bjorner
461e71017d fix #5792 again 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-26 15:54:44 -08:00
Nikolaj Bjorner
20f9814939 fix #5789 
fix incorrect constant folding
 2022-01-24 09:42:14 +01:00
Nikolaj Bjorner
87aec8819f fix #5687 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-01 10:08:29 -08:00
Nikolaj Bjorner
c083aa82ee add debug information in user-propagate #5687 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-29 08:59:53 -08:00
Nikolaj Bjorner
4a6083836a call it data instead of c_ptr for approaching C++11 std::vector convention. 2021-04-13 18:17:35 -07:00
Nikolaj Bjorner
2fef6dc502 more scaffolding 2021-03-21 11:31:14 -07:00
Nikolaj Bjorner
18143d8932 fix #5102 2021-03-15 01:01:33 -07:00
Nikolaj Bjorner
299e1788b8 fix #4808 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-11-21 15:03:17 -08:00
Nikolaj Bjorner
d6106f26ff disable gcd test 2020-11-20 12:18:19 -08:00
Nikolaj Bjorner
a475e7cf5a Add gcd test to bv-rewriter 2020-11-20 11:12:54 -08:00
Nikolaj Bjorner
367e5fdd52
delay internalize (#4714) 
* adding array solver

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

* use default in model construction

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

* debug delay internalization

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

* bv

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

* arrays

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

* get rid of implied values and bounds

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

* redo egraph

* remove out

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

* remove files

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-09-28 19:24:16 -07:00
Nikolaj Bjorner
98084d7da7 add depend 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-08-29 10:49:19 -07:00
Nikolaj Bjorner
e2bdf54d5e update include 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-08-29 10:45:26 -07:00
Nikolaj Bjorner
937afbf95b draft rewrite 2020-05-16 12:43:26 -07:00
Nikolaj Bjorner
2822922d36 fix regression with mainintaing signs for monotonicity lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-16 11:17:40 -07:00
Nikolaj Bjorner
d352c61e01 fix regression with mainintaing signs for monotonicity lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-16 11:17:39 -07:00
Nikolaj Bjorner
f30d63a8f2 better rewriting for ule 2020-05-02 12:59:12 -07:00
Nikolaj Bjorner
f313ab9e4c correct newly introduced rewrite 2020-05-02 10:15:06 -07:00
Nikolaj Bjorner
f0d33ddddb some simplifications based on #4178 2020-05-02 06:44:34 -07:00
Nuno Lopes
220bc7fcd9 fix #4048: incorrect bvurem rewrite when divisor=0 
also, always enable this rewrite, since it shrinks formula size globally
 2020-04-22 15:26:30 +01:00
Nikolaj Bjorner
bcbe802b27 remove buggy bv-trailing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-18 19:45:26 -07:00
Nikolaj Bjorner
040d4b8d24 fix #3994 remove bogus option 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-16 18:51:52 -07:00
Nuno Lopes
0b6b267ec4 minor code simplification in bv rewriter 2020-03-31 11:04:04 +01:00
Nikolaj Bjorner
c8c415c2de fix #3165 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-06 06:26:18 +01:00
Nikolaj Bjorner
8b0d540cca fix #3148 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-05 10:35:24 +01:00
Nikolaj Bjorner
67e721b5bc remove spurious false introduced when debugging 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-05 09:37:03 +01:00
Nikolaj Bjorner
76d91f7d2b fix #3142 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-04 14:27:32 -08:00
Nikolaj Bjorner
62ea86d5d2 fix #2832 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-12-29 10:55:58 -08:00
Nikolaj Bjorner
c476c4a86a smtfd solver that uses lazy iteration around fd to produce theory lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-07 17:48:33 +03:00
Nikolaj Bjorner
42e21458ba fix #2479 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-09 17:06:05 -07:00
Nikolaj Bjorner
e2d91ce1fc distribute concat over bvxor and bvor, #2470 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-09 10:03:21 -07:00