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10414 commits 23 branches 48 tags 157 MiB
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950 commits

Author SHA1 Message Date
Nikolaj Bjorner 0b84c60886 fix another bug uncovered by Dunlop, prepare grounds for equality solving within NNFs 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-01-14 01:25:25 -08:00
Nikolaj Bjorner dc5e4ca1c5 fix drat generation in asymmetric branch simplification 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-01-12 13:19:09 -08:00
Nikolaj Bjorner e4d6aa07dc use vectors instead of hash-tables in dimacs serialization to avoid hash-table contention 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-01-12 11:05:00 -08:00
Nikolaj Bjorner 9379ec3a68 add back pre_visit, which does get called from rewriter_def/rewriter.h 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-12-21 18:52:09 -08:00
Nuno Lopes 3104291b80 spread a few anonymous namespaces and remove some m_imp idioms 2018-12-21 23:02:15 +00:00
Nuno Lopes 178e5b31e8 spread a few anonymous namespaces and remove some m_imp idioms 2018-12-21 22:49:06 +00:00
Nuno Lopes 52f960a7c8 elim_uncnstr_tactic: remove m_imp idiom to reduce mem alloc 2018-12-21 19:48:18 +00:00
Nikolaj Bjorner 58b9fc437d add sin/cos axiom regardless of whether sin/cos can be eliminated. fix #2037 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-12-13 16:09:08 -06:00
Bruce Mitchener f40eed99f7 Remove unused nl_purify_tactic.cpp 
This file wasn't built and won't compile as the header for it
is missing.

Most of the related code was removed in df6b1a707e.
 2018-12-02 23:49:49 +07:00
Bruce Mitchener 3149d7f7a4 Fix typos. 2018-11-30 22:19:30 +07:00
Bruce Mitchener b83d6d77c9 Use nullptr rather than 0/NULL. 2018-11-28 14:57:01 +07:00
Bruce Mitchener e570940662 Prefer using empty rather than size comparisons. 2018-11-27 21:42:04 +07:00
Nikolaj Bjorner 0c1408b30e fixing #1948 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-11-21 13:48:48 -08:00
Nikolaj Bjorner 6ef2557e2a investigate #1946 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-11-18 09:34:33 -08:00
Nikolaj Bjorner b02c698284 align variable names with dimacs input 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-11-08 16:52:10 -08:00
Nikolaj Bjorner cf4bf7b591 more consistent use of parallel mode when enabled, takes care of example test from #1898 that didn't trigger parallel mode 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-11-02 18:44:53 -05:00
Florian Pigorsch 326bf401b9 Fix some spelling errors (mostly in comments). 2018-10-20 17:07:41 +02:00
Michał Janiszewski cfd0486582 Catch exceptions by const-reference 
Exceptions caught by value incur needless cost in C++, most of them can
be caught by const-reference, especially as nearly none are actually
used. This could allow compiler generate a slightly more efficient code.
 2018-10-16 19:16:07 +02:00
Bruce Mitchener 373b691709 Use 'override' where possible. 2018-10-02 10:26:38 +07:00
Bruce Mitchener cdfc19a885 Use nullptr. 2018-10-02 09:11:19 +07:00
Nikolaj Bjorner 96d3b98a44 fix #1783, wronge clausification of negated pb inequalities. Signs were ignored 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-11 13:33:09 -07:00
Nikolaj Bjorner 8b4e1c1209 fix #1793 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-06 18:13:26 -07:00
Nikolaj Bjorner 60110bb289 reduce dependencies in CMakeLists file 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-05 10:34:13 -07:00
Nikolaj Bjorner 6400da63ab missing file 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-05 10:10:52 -07:00
Nikolaj Bjorner 74efe253a0 fix header files 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-05 10:09:23 -07:00
Nikolaj Bjorner e041ebbe80 bmc improvements, move fd_solver to self-contained directory 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-05 10:00:49 -07:00
Nikolaj Bjorner 49141c7813 remove left-over break assert 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-16 08:33:41 +01:00
Nikolaj Bjorner d00ffdda82 strengthen filter for specialized tactic conditions, add flag to disable hnf to lp_params 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-15 22:35:47 -07:00
Nikolaj Bjorner fc4627a24f force the new arithmetic solver for QF_LIA 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-09 16:33:48 -07:00
Nuno Lopes d2b77b1170 remove dead code 2018-07-07 19:07:13 +01:00
Nikolaj Bjorner c4e4139ab6 fix clause check in goal2dimacs, redo rewriting of mod to avoid deeply nested mod 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-06 21:33:53 -07:00
Nikolaj Bjorner f96133f4d9 fix #1729 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-05 07:17:08 -07:00
Nikolaj Bjorner a74f2ed9dc Merge branch 'master' of https://github.com/z3prover/z3 2018-07-04 16:05:02 -07:00
Nikolaj Bjorner 1eb8ccad59 overhaul of error messages. Add warning in dimacs conversion 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-04 16:04:37 -07:00
Nuno Lopes 9826835e15 invertible: fix bug with numerals, e.g. (bvmull x y #x32) 2018-07-04 16:50:37 +01:00
Nuno Lopes 53e582ba22 invertible_tactic: add support for a few more operations that produce full domain 2018-07-04 11:59:01 +01:00
Nikolaj Bjorner c7e1d59b19 Merge branch 'master' of https://github.com/z3prover/z3 into lev 2018-07-03 13:42:50 -07:00
Nuno Lopes 72f60f5bfc remove copy in generic_model_converter 2018-07-03 17:51:40 +01:00
Nuno Lopes cd482c683e invertible tactic: fix bugs with shift 2018-07-03 17:18:00 +01:00
Nikolaj Bjorner 03ed33ac02 merge with master 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-02 15:31:26 -07:00
Nuno Lopes a73d030321 invertible_tactic: add partial support for shifts 2018-07-02 18:29:34 +01:00
Nuno Lopes cef17c22a1 remove some allocs from exceptions 2018-07-02 17:08:02 +01:00
Nikolaj Bjorner 05738702d6 merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-02 08:10:47 -07:00
Nuno Lopes 8791f61aa7 reduce mem allocation in tactic API 2018-07-02 13:41:44 +01:00
Nikolaj Bjorner 13413d0529 update for int return value 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 15:08:16 -07:00
Nikolaj Bjorner fad1e611aa build warnings, updates to reduce-invertible, change is_algebraic tester to use int return type 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 12:34:55 -07:00
Nikolaj Bjorner 5a2a8d7d5c
Merge pull request #1715 from levnach/master 
merge lar_solver/int_solver
 2018-07-01 12:20:02 -07:00
Nikolaj Bjorner b8b70c53fa update invertible tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 09:17:20 -07:00
Nikolaj Bjorner e027622886 updates to invertible tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-30 21:46:29 -07:00
Nikolaj Bjorner 76417fa3b6 fleshing out reduce-invertible tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-30 17:06:56 -07:00