mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-22 08:35:31 +00:00
Code Activity
18670 commits 23 branches 48 tags 157 MiB
Commit graph

18670 commits

This branch
This branch
All branches
Author SHA1 Message Date
Jakob Rath
0cef6bec4e be explicit about intended division semantics 
fixes bug in chop_off_lower
 2024-02-08 13:02:26 +01:00
Jakob Rath
85d3e266a4 Update viable::propagate_from_containing_slice to use new get_fixed_sub_slices (wip) 2024-02-07 17:16:26 +01:00
Jakob Rath
9283b4169c Add get_fixed_sub_slices 2024-02-07 15:38:26 +01:00
Jakob Rath
b66849b7a0 remove duplicate header 2024-02-07 15:35:38 +01:00
Jakob Rath
5e545c8f86 Add merge_level 2024-02-07 15:26:15 +01:00
Jakob Rath
70785a095e function as const-ref 2024-02-07 15:25:25 +01:00
Jakob Rath
098d35c519 Add types to track additional info with fixed sub slices 2024-02-07 15:23:10 +01:00
Jakob Rath
cbcb5ad92d euf::theory_var is int 2024-02-07 15:21:47 +01:00
Jakob Rath
f0b0ce401e take std::function as const reference 2024-02-07 15:16:44 +01:00
Nikolaj Bjorner
74a91f691f fix bug in slice creation: exposed by 3047RIHj3agM.smt2 2024-02-06 16:00:33 -08:00
Nikolaj Bjorner
3f3ac924ab add debugging output 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-06 09:48:09 -08:00
Nikolaj Bjorner
187a6b17dd fix blast rule for overflow 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-05 08:16:34 -08:00
Nikolaj Bjorner
10d56d9af9 fixes, updates 2024-02-02 16:54:49 -08:00
Jakob Rath
57324e953e return propagated interval from viable::explain 2024-02-02 17:14:07 +01:00
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