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Code Activity
16729 commits 23 branches 48 tags 157 MiB
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1665 commits

Author SHA1 Message Date
Nikolaj Bjorner
3f5df04dc4 prepare polysat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-26 06:19:24 +01:00
Nikolaj Bjorner
ca18150c23 bypass append when src is empty 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-31 16:43:07 -08:00
Nikolaj Bjorner
fc77345bec breaking change. Enforce append semantics everywhere for parameter updates #5744 
Replace semantics doesn't work with assumptions made elsewhere in code.
The remedy is to apply append (override) semantics for parameter changes.
 2021-12-30 19:11:14 -08:00
zhouzhenghui
9d82c1d8a9
fix deadlock in scoped_timer destructor (#5371) 2021-12-21 18:47:13 +00:00
Margus Veanes
a7b1db611c
State graph dgml update and fixes in condition simplifier (#5721) 
* improved generated dgml graph

* fixed simplification of negated ranges and did some code cleanup

* do not make loops with lower=upper=0, this is epsilon

* do not add loops with lower=upper=1

* bug fix in normalization: forgotten eps case
 2021-12-19 11:09:55 -08:00
Nikolaj Bjorner
8ca023d541 expose propagate created 2021-12-17 16:12:47 -08:00
Nikolaj Bjorner
5708de4301 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-12 11:20:35 -08:00
Nikolaj Bjorner
c9f5ce43b2 viable 2 with dlist 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-10 14:43:10 -08:00
Nikolaj Bjorner
733f44d141 merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-10 03:03:23 -08:00
Nikolaj Bjorner
ef320af90b fix issue with dependency m_todo updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-10 02:22:44 -08:00
Nikolaj Bjorner
c1d58088be na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-10 01:42:04 -08:00
Nikolaj Bjorner
3036b88f09 support threading for TRACE mode 2021-10-25 13:35:32 +02:00
Nikolaj Bjorner
be4bc6caed merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-10-04 17:37:12 -07:00
Nikolaj Bjorner
6478e789e9 optimizations, fixes, TODO items 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-21 14:50:18 -07:00
Nikolaj Bjorner
de20bffafe import goodies from ps 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-21 11:13:03 -07:00
Nikolaj Bjorner
959f150e4a Merge branch 'master' of http://github.com/z3prover/z3 into polysat 2021-09-20 17:39:04 -07:00
Nikolaj Bjorner
1e3ff3179e handle empty clauses created as lemmas as unsat state. 
add unit tests
 2021-09-19 15:43:47 -04:00
Nikolaj Bjorner
fa3886136b adding Boolean propagation, watch; and factoring 2021-09-18 22:18:15 -04:00
Nikolaj Bjorner
50375df8dc enforce idempotency 
bug reported by Clemens
 2021-09-15 15:36:20 +01:00
Nikolaj Bjorner
f13ccf8969 bv2char and char2bv with Clemens 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-13 16:09:03 +02:00
CEisenhofer
47fdd6c060
Added 16 bit string-encoding (#5540) 2021-09-09 11:35:16 +02:00
Nikolaj Bjorner
20a259cfaa throw less #5519 2021-09-03 10:40:08 -07:00
Jakob Rath
dde8fb0c37
Polysat updates (#5524) 
* Move boolean resolution into conflict_core

* Move store() into dedup functionality

* comments

* Call gc()

* Add inference_engine sketch
 2021-08-31 08:16:45 -07:00
Nikolaj Bjorner
7ea1bf12b6 add code review to constraint 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-08-30 11:11:55 -07:00
Nikolaj Bjorner
39f50d46cc Merge branch 'master' of https://github.com/z3prover/z3 into polysat 2021-08-30 10:00:58 -07:00
Nuno Lopes
9b5ec6d004 logging cleanup 
move everything out-of-line as common path doesn't log
fix some race conditions on file ptr vs enable_logging vars
 2021-08-29 12:24:19 +01:00
Nikolaj Bjorner
23b995d3b5 #5499 
throw exception when dividing by a small 0
 2021-08-24 08:52:20 -07:00
Nikolaj Bjorner
11a048d5f9 add auxiliary propagation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-08-14 17:55:48 -07:00
Nikolaj Bjorner
524ebed44f Merge branch 'master' of https://github.com/z3prover/z3 into polysat 2021-08-11 09:21:58 -07:00
Margus Veanes
225204e2f4
updates related to issue #5140 (#5463) 
* updates related to issue #5140

* updated/simplified some cases

* fixing feedback comments

* fixed comments and added missing case for get_re_head_tail_reversed

* two bug fixes and some other code improvements
 2021-08-09 10:48:56 -07:00
Nikolaj Bjorner
0249d009f1 Merge branch 'master' of https://github.com/z3prover/z3 into polysat 2021-08-04 14:02:41 -07:00
Nikolaj Bjorner
202ed79a24 #5445 2021-08-03 11:17:23 -07:00
Nikolaj Bjorner
123c446395 fix #5449 2021-08-01 13:03:40 -07:00
Nikolaj Bjorner
4c6e2acd45 add colors 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-07-15 00:03:56 +02:00
Nikolaj Bjorner
5bd900a7e1 fix include dependencies for tbv 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-07-02 03:36:17 -07:00
Nikolaj Bjorner
f18dccebc2 move tbv 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-06-21 21:12:46 -07:00
Nikolaj Bjorner
4a0a678e3f #5336 2021-06-19 22:21:45 -07:00
Nikolaj Bjorner
57df45dc16 Merge branch 'master' of https://github.com/z3prover/z3 into polysat 2021-06-18 10:02:33 -07:00
Nikolaj Bjorner
3da9d91866 #5333 2021-06-06 16:45:50 -07:00
Jakob Rath
46f8b15c14
ref/ref_vector minor convenience changes (#5322) 
* Add ref_vector_core::push_back(ref<T>&&)

* Make operator bool() explicit
 2021-05-31 10:27:46 -07:00
Jakob Rath
8757f04d20
Polysat: disjunctive lemmas (#5311) 
* Add macro to disable linear solver for development

* Move new_* and add_* to header

* Add ref_vector_core::push_back(ref<T>&&)

* Attempt to simplify lifetime handling

* Make operator bool() explicit

* clause improvements

* display boolean assignment

* clause::resolve

* bug fixes

* more fixes

* final case of backtrack
 2021-05-28 13:53:08 -07:00
Nuno Lopes
f1545b04d2 optimize symbol table for single-threaded mode 
remotes a bunch of mem allocs + unnecessary computations on every string lookup
 2021-05-23 16:35:44 +01:00
Nuno Lopes
aef38099bf vector.h: add assert to fail compilation if alignment isn't ok 
let's see if all buildbots are happy with this..
 2021-05-23 15:57:56 +01:00
Nuno Lopes
8fd7226b6f typo 2021-05-23 14:28:42 +01:00
Nuno Lopes
f1e0d5dc8a remove a hundred implicit constructors/destructors 2021-05-23 14:25:01 +01:00
Nuno Lopes
9eb566b401 simplify some constructors/destructors 2021-05-23 12:39:49 +01:00
Nuno Lopes
79201e5ce6 buffer.h c++17 improvements 
1) ensure data is properly aligned
2) add move constructor (useful for zstrings)
 2021-05-23 12:11:12 +01:00
Nuno Lopes
34e8a2f0f6 simplify 2021-05-23 12:01:04 +01:00
Nikolaj Bjorner
147b3600d9 keep 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-05-22 14:36:49 -07:00
Nikolaj Bjorner
20a67e47ca remove symbol -> zstring -> symbol round-trips 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-05-22 13:12:49 -07:00