mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-22 08:35:31 +00:00
Code Activity
18656 commits 23 branches 48 tags 157 MiB
Commit graph

18656 commits

This branch
This branch
All branches
Author SHA1 Message Date
Jakob Rath
85ef6b721e can handle equal size now, weaken fixed_claim to avoid crash 2024-02-02 16:42:06 +01:00
Jakob Rath
52c6fd98fd propagate from containing slice: consider e->bit_width 2024-02-02 15:00:24 +01:00
Jakob Rath
394f25a42f viable display 2024-02-02 14:51:41 +01:00
Nikolaj Bjorner
8cc146e727 connect call to zero extend 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-01 23:38:07 -08:00
Nikolaj Bjorner
38771defa1 bugfixes to encoding overflow conditions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-01 22:49:21 -08:00
Nikolaj Bjorner
ac0a786484 bugfixes to encoding overflow conditions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-01 22:26:32 -08:00
Nikolaj Bjorner
88b315cdb0 update names and nature of multiplication blast rules 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-01 17:12:35 -08:00
Nikolaj Bjorner
60add85c47 add saturation rules for overflow 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-01 12:55:17 -08:00
Nikolaj Bjorner
32e23b3b6c remove unsound simplification 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-01 12:39:37 -08:00
Nikolaj Bjorner
6e72182194 remove unused propagation in umul_overflow code. Rename propagate to saturate to reflect where it gets used 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-01 09:57:28 -08:00
Nikolaj Bjorner
111dee9143 simplify overflow check up front 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-01 09:37:46 -08:00
Jakob Rath
6a1f173e03 extend propagate_from_containing_slice to subslices with offset > 0 2024-02-01 17:23:26 +01:00
Jakob Rath
cb6fb7b26b distinguish theory_vars in output 2024-02-01 12:14:14 +01:00
Jakob Rath
0b5f163ba7 fix warning 2024-02-01 12:13:49 +01:00
Nikolaj Bjorner
e6f7ba90f1 more saturation for overflow 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-31 20:12:01 -08:00
Nikolaj Bjorner
7dc61ca646 always fail if new axioms are true 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-31 15:50:35 -08:00
Nikolaj Bjorner
0dc204cd4a add base support for signed multiplication over/under flow 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-30 12:47:28 -08:00
Jakob Rath
2da3261d8a make lemma sound 2024-01-29 17:07:17 +01:00
Jakob Rath
8de2503f9f bugfix? 2024-01-29 16:51:10 +01:00
Jakob Rath
75527e8e19 propagate intervals from containing slice 2024-01-29 16:45:14 +01:00
Nikolaj Bjorner
f0b056d859 add ad-hoc debug output, add rule for incremental linearization 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-21 11:29:48 -08:00
Nikolaj Bjorner
677e261bb1 constant overflow forbidden interval 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-15 09:46:45 -08:00
Nikolaj Bjorner
a68bbb53e4 update assign to check fixed bits afterwards 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-15 09:18:51 -08:00
Nikolaj Bjorner
42aad423c9 parent list of root may miss nodes from children if they are not congruence roots. We walk parents of all siblings to not miss 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-14 18:20:44 -08:00
Nikolaj Bjorner
79a2c86c05 fixup fixedbits again 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-14 14:38:44 -08:00
Nikolaj Bjorner
ff637a3989 fix missing propagation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-14 13:10:35 -08:00
Nikolaj Bjorner
05d61ed090 fix incorrect fixed_bits forbidden interval calculation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-14 12:19:04 -08:00
Nikolaj Bjorner
8f3e8bd0bb create proper extract terms 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-14 10:37:55 -08:00
Nikolaj Bjorner
60ac9388c8 fixup merges 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-14 09:57:29 -08:00
Nikolaj Bjorner
ec6e2139dd fix unsound merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 17:49:29 -08:00
Nikolaj Bjorner
3f369ae962 fix unsound merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 17:47:20 -08:00
Nikolaj Bjorner
aed48e9f9b fix type of get-id 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 17:17:02 -08:00
Nikolaj Bjorner
d422f7b067 reorder fields 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 17:14:41 -08:00
Nikolaj Bjorner
b7306f3c0c fix srem encoding 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 17:04:18 -08:00
Nikolaj Bjorner
01c5a09575 put ensure concat on a list 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 13:44:59 -08:00
Nikolaj Bjorner
477db7d8bd fix axiomatization for sdiv 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 13:10:00 -08:00
Nikolaj Bjorner
0ca94b9c2f get-theory-id 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 12:22:11 -08:00
Nikolaj Bjorner
1f23ffb23c add placeholder for tracking theory justifications in EUF 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 11:59:01 -08:00
Nikolaj Bjorner
73b032ae4e propagate values in euf_bv_plugin over extract 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 11:46:53 -08:00
Nikolaj Bjorner
93be3d2b2c arithmetic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-13 10:29:50 -08:00
Nikolaj Bjorner
33c43a474d fix quot-rem axioms: cannot be rewritten because it looses information 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-12 19:28:53 -08:00
Nikolaj Bjorner
211aff4cba fix missing handling of axiom 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-12 18:15:26 -08:00
Nikolaj Bjorner
aefbfc6ca4 bugbash 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-12 15:09:19 -08:00
Nikolaj Bjorner
22103c0322 bugfix 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-12 14:00:33 -08:00
Nikolaj Bjorner
abc0cf3775 fix offset bug in explain 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-12 10:04:52 -08:00
Jakob Rath
70d2057557 comment 2024-01-12 16:32:36 +01:00
Nikolaj Bjorner
d8bcca130c update pipeline 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-11 17:33:04 -08:00
Nikolaj Bjorner
1acaed69c6 fix overflow 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-11 16:42:58 -08:00
Nikolaj Bjorner
3d33d28f8c check for viable assignment 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-11 13:02:40 -08:00
Nikolaj Bjorner
a2df3cb828 have propagate return whether it did something 2024-01-11 11:45:05 -08:00