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3118 commits

Author SHA1 Message Date
Nikolaj Bjorner b1fc6a5cac Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-03-24 18:26:48 -07:00
Nikolaj Bjorner bbe93ef610 fix build warning, make context simplifier traverse subterms 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-03-24 18:26:22 -07:00
Leonardo de Moura a71bb549c6 Add option :bv-sort-ac true 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-03-24 14:59:29 -07:00
Nikolaj Bjorner 7c3ca302f0 missing hnf 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-03-23 16:56:47 -07:00
Nikolaj Bjorner fb5d2cae17 local changes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-03-23 16:44:07 -07:00
Nikolaj Bjorner 26f4d3be20 significant update to Horn routines: add module hnf to extract Horn normal form (removed from rule_manager). Associate proof objects with rules to track (all) rewrites, so that proof traces can be tracked back to original rules after transformations 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-03-23 14:11:54 -07:00
Nikolaj Bjorner 5455704af2 move quantifier hoist routines to quant_hoist 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-03-19 15:00:23 -07:00
Nikolaj Bjorner 7e9f4e264d working on separating horn simplificaiton 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-03-18 21:46:42 -07:00
Christoph M. Wintersteiger e5307300de FPA: bugfixes in mul() and abs() 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-03-06 15:04:58 +00:00
Leonardo de Moura bdc675b1df Fix bug reported at http://stackoverflow.com/questions/15226944/segmentation-fault-in-z3 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-03-05 09:04:03 -08:00
Christoph M. Wintersteiger e5f03f999a FPA: Added conversion operator float -> float. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-03-04 20:21:14 +00:00
Christoph M. Wintersteiger 6f3850bfbc FPA bug and leak fixes (thanks to Gabriele Paganelli) 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-02-28 18:46:29 +00:00
Leonardo de Moura 70192b66e9 Remove dead files 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-20 17:17:11 -08:00
Leonardo de Moura 97bf9418f7 Add new probes for arithmetic. Check for LIA and LRA (and activate qe if applicable). Modify echo tactic to send results to the regular stream. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-20 13:41:08 -08:00
Leonardo de Moura b4d57e0ab1 Merge branch 'unstable' into contrib 2013-02-19 15:35:05 -08:00
Leonardo de Moura 0af4384882 Fix more issues unintepreted sort tests. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-15 16:31:49 -08:00
Leonardo de Moura 943e142bfa Fix bug in ast_smt_pp.cpp. After user_sort_plugin was introduced, it is not that case that if a sort is uninterpreted, then sort->get_family_id() == null_family_id. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-15 16:27:55 -08:00
Leonardo de Moura d2651f1afc Keep consistent error messages 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-13 18:53:37 -08:00
Nikolaj Bjorner ff03da9e67 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-02-12 15:44:32 -08:00
Leonardo de Moura 3a15db5244 Fix uninterpreted sort definition. There was a mismatch in the behavior of the API and SMT front-ends. The SMT front-ends were using user_sorts to be able to support parametric uninterpreted sorts. After this fix, the API also creates user_sorts. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-12 14:34:31 -08:00
Nikolaj Bjorner 51314db23b Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-02-09 10:58:44 -08:00
Nikolaj Bjorner ce9a098f16 local changes to pdr_generalizer 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-02-09 10:58:37 -08:00
Leonardo de Moura ef7bc63747 Fix compilation error 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-08 19:22:43 -08:00
Nikolaj Bjorner 3ad43c60a9 working on pdr gen 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-02-08 16:54:05 -08:00
Nikolaj Bjorner dd90667cc7 fix pretty printer bug found by ken 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-02-08 16:32:53 -08:00
Nikolaj Bjorner 9e868cdef3 fix pretty printer bug found by ken 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-02-08 16:04:46 -08:00
Leonardo de Moura 8e5581b4fe Retract changes in the commit 39a614559c. The fix was affecting benchmarks using the array theory map construct. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-04 08:19:33 -08:00
Leonardo de Moura 39a614559c Add partial solution for the uneeded disambiguation issue raised by David Cok 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-03 15:55:36 -08:00
Leonardo de Moura c4f762028f Add support for abs (absolute value) function in theory arith (it is part of the SMT-LIB 2.0 standard) 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-03 15:28:56 -08:00
Leonardo de Moura 490905e320 Set -,/,div as left-associative (Thanks to David Cok) 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-03 15:01:43 -08:00
Leonardo de Moura bc8277f10d Add check bv size. Bit-vector size must be greater than zero (Thanks to David Cok) 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-03 14:42:58 -08:00
Nikolaj Bjorner af4c09c8d3 update substitution routines 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-01-21 21:59:20 -08:00
Nikolaj Bjorner b9cc7080e7 update substitution routines 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-01-21 21:47:43 -08:00
Nikolaj Bjorner 87e9015675 working on tab_context 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-01-20 18:41:41 -08:00
Nikolaj Bjorner 8daf100c65 working on tab Horn solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-01-17 18:03:34 -08:00
Nikolaj Bjorner ca5eb5186d fix pretty printer for smt2 unary minus 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-01-15 09:24:12 -08:00
Leonardo de Moura 6a6015e335 Merge branch 'unstable' into contrib 2012-12-31 13:48:44 -08:00
Leonardo de Moura 8515044f8b Add option bvnot2arith 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-27 20:28:42 -08:00
Leonardo de Moura 53df82c314 Add arith_decls for underspecified operators 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-26 11:35:00 -08:00
Leonardo de Moura 2a286541e0 Fix crash reported at http://z3.codeplex.com/workitem/11. Fix array rewriter bug, rewriter was producing sort incorrect expression. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-26 08:36:25 -08:00
Leonardo de Moura fbce816025 Merge branch 'unstable' into contrib 2012-12-22 14:36:30 -08:00
Leonardo de Moura d92efeb0c5 Make ast_manager::get_family_id(symbol const &) side-effect free. The version with side-effects is now called ast_manager::mk_family_id 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-18 17:14:25 -08:00
Leonardo de Moura 3ddb1a85f1 Add basic_recognizers and array_recognizers 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-18 15:00:16 -08:00
Leonardo de Moura cec328cfdc Add get_sort(expr * n) function that does not depend on ast_manager. Move power_of_two to rational class. Add arith_recognizers and bv_recognizers classes. The two new classes contain the 'read-only' methods from arith_util and bv_util. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-18 14:44:51 -08:00
Leonardo de Moura 08789b69d4 Fix warning on FreeBSD 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-17 20:56:20 -08:00
Leonardo de Moura 607fab486c Fix incorrect uses of set_cancel() 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-17 18:48:10 -08:00
Leonardo de Moura 7e66a65e98 Add blast_distinct_threshold option to rewriter. Enable blast_distinct in the QF_LIA default strategy 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-17 10:32:00 -08:00
Leonardo de Moura 6958b9cdb6 Fixed issues with the pretty printer 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-13 15:19:37 -08:00
Leonardo de Moura e0f4d870fd Removed auxiliary constants created by the nnf tactic from Z3 models. Fixed model.compact parameter propagation problem. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-13 14:03:58 -08:00
Leonardo de Moura 5b6842fbc5 cleaning defined_names 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-13 12:37:03 -08:00
Leonardo de Moura 265bdbe757 merged 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-10 14:07:59 -08:00
Leonardo de Moura 0d230375be added polynomial evaluation at algebraic point 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-08 20:39:16 -08:00
Leonardo de Moura c011b05b61 exposing algebraic numbers in the API (working in progress) 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-07 17:48:57 -08:00
Leonardo de Moura a07b459fdf Added is_unique_value. Its semantics is equal to the old is_value method. The contract for is_value changed. See comments at ast.h for more information. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-07 12:53:51 -08:00
Leonardo de Moura bd0366eef7 Fixed problems in the new parameter setting. Many thanks to Nuno Lopes for sending a benchmark that exposed the problem, a noticing the discrepancy between unstable and master branches. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-07 11:09:14 -08:00
Leonardo de Moura 9ab1210cc2 merged 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-06 11:05:49 -08:00
Leonardo de Moura 75739fdf7b fixed memory smash 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-06 08:19:42 -08:00
Leonardo de Moura a99b8fe797 exposed rewriter parameters 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-02 22:03:30 -08:00
Leonardo de Moura fa53b1eb92 added module descriptions 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-02 13:15:56 -08:00
Leonardo de Moura 624115ea6d exposed pattern inference params 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-02 12:24:27 -08:00
Leonardo de Moura 32854c677c exposed old simplifier parameters 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-02 12:10:06 -08:00
Leonardo de Moura 6107e8d9ce moved old params files 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-02 10:47:04 -08:00
Leonardo de Moura ffb7e26c75 removed front-end-params 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-02 10:05:29 -08:00
Leonardo de Moura 288a96610f ported VCC trace streams 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-02 09:08:47 -08:00
Leonardo de Moura 29cf179364 more reorg 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-01 17:03:14 -08:00
Leonardo de Moura 32791204e7 merged 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-01 16:36:24 -08:00
Leonardo de Moura 589f096e6e working on new parameter framework 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-12-01 15:54:34 -08:00
Christoph M. Wintersteiger f78e595b56 Added QF_FPABV logic, default tactic, and the asIEEEBV conversion function. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2012-12-01 15:51:33 +00:00
Leonardo de Moura be5f933201 removed dead module 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-30 18:20:07 -08:00
Leonardo de Moura 6195ed7c66 checkpoint 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-30 18:16:02 -08:00
Leonardo de Moura 3e6bddbad1 converted pp_params 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-30 17:20:45 -08:00
Nikolaj Bjorner 2d1a6bf270 fix regression for simplifying tails with quantifiers, add some more handling for quantified tails 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2012-11-30 15:58:06 -08:00
Leonardo de Moura cf28cbab0a saved params work 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-29 17:19:12 -08:00
Nikolaj Bjorner 8612c89c54 working on quantifiers 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2012-11-26 17:55:40 -08:00
Nikolaj Bjorner 589665f00e set low-level pretty printer by default from fixedpoint context 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2012-11-26 14:01:06 -08:00
Nikolaj Bjorner 93ad91d2f9 preparing handling of arrays/quantifiers, fix cover-related bugs reported by Arie 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2012-11-25 12:08:49 -08:00
Leonardo de Moura 2c9f724dee Merge branch 'unstable' into contrib 2012-11-23 10:51:17 -08:00
Leonardo de Moura ead39ea6c5 Fixed bug reported by Nuno Lopes 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-23 10:49:58 -08:00
Leonardo de Moura 8bea5a3625 integrated unstable changes 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-22 11:16:37 -08:00
Leonardo de Moura 5e7436cb50 Removed (some) dead parameters. Added doxygen documentation for the whole code base. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-22 10:06:24 -08:00
Nuno Lopes 5af1e4bdf4 remove redudant is_well_sorted checks after var_subst 
var_subst already checks for well sortedness of the resulting expression

Signed-off-by: Nuno Lopes <nuno.lopes@ist.utl.pt>
 2012-11-22 15:03:11 +00:00
Nikolaj Bjorner a94d3a21ee use same quotation mechanism as ast_smt2 parser 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2012-11-19 05:00:02 -08:00
Leonardo de Moura c3ee9d0f74 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2012-11-17 20:29:30 -08:00
Leonardo de Moura 3711f8e42c replaced simplifier with rewriter at pull_quant.cpp 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-17 20:29:09 -08:00
Nikolaj Bjorner 39e6453f4a Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2012-11-17 18:03:46 -08:00
Leonardo de Moura 3e50a65dfc isolating elim_term_ite inside smt module 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-17 17:12:30 -08:00
Nikolaj Bjorner 50385e7e29 add option to validate result of PDR. Add PDR tactic. Add fixedpoint parsing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2012-11-17 20:47:49 +01:00
Leonardo de Moura 93bfcaa404 Making ast_smt2_pp the default pretty printer. Now, mk_pp is just an alias for mk_ismt2_pp 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-17 10:20:08 -08:00
Leonardo de Moura 73a13f209b fixed bug detected in regression tests 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-07 10:46:00 -08:00
Leonardo de Moura c1587dc37d fixed some warnings reported by clang++ 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-02 17:28:27 -07:00
Leonardo de Moura c096fb534b checkpoint 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-01 13:28:10 -07:00
Leonardo de Moura 26ffee95fc resurrecting assertion stack 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-01 12:37:24 -07:00
Leonardo de Moura f1c9c9b7cd resurrecting assertion_stack 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-11-01 12:15:45 -07:00
Leonardo de Moura 683687b153 more cleanup 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-31 10:54:59 -07:00
Leonardo de Moura c2e95bb0c5 make front_end_params an optional argument in cmd_context 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-31 09:43:46 -07:00
Leonardo de Moura d8f627c6c8 Fixed warnings produced by gcc 4.6.3 when compiling in debug mode 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-30 23:43:00 -07:00
Nikolaj Bjorner f44631ce73 fix bugs encountered by regression tests 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2012-10-30 16:13:27 -07:00
Leonardo de Moura cb8a6db51b minor fixes after feedback from regression tests... 2012-10-30 09:20:28 -07:00
Leonardo de Moura bb40f83bcb breaking dependencies 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-29 20:25:20 -07:00
Leonardo de Moura c5540c7de9 new xor simplification 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-26 14:57:06 -07:00
Leonardo de Moura c15275b53b ast_printer fix 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-26 13:56:40 -07:00
Leonardo de Moura 1ea606092c checkpoint 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-25 15:44:53 -07:00
Leonardo de Moura f57d4b1b19 reorganizing the code 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-25 11:28:03 -07:00
Leonardo de Moura 67f5ed46c1 move array_property_expander to dead code bin 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-24 14:56:40 -07:00
Leonardo de Moura 12a255e36b reorganizing the code 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-24 14:47:40 -07:00
Leonardo de Moura 9e5860a30f fixed compilation bugs 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-24 12:14:00 -07:00
Leonardo de Moura 641db30660 Isolating reg_decl_plugins 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-24 11:27:50 -07:00
Leonardo de Moura 0a4446ae26 reorganizing the code 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-23 22:14:35 -07:00
Leonardo de Moura 1d795e9a5e trying new build infrastructure on linux 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-23 13:10:41 -07:00
Leonardo de Moura 6fd63cd05a checkpoint 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-21 20:04:34 -07:00
Leonardo de Moura 39d6628be9 checkpoint 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-21 18:23:20 -07:00
Leonardo de Moura add684d8e9 checkpoint 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-21 13:32:12 -07:00
Leonardo de Moura 6bc591c67e Reorganizing the code 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-20 22:44:27 -07:00
Leonardo de Moura 492484c5aa Reorganizing the code 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-20 22:03:58 -07:00
Leonardo de Moura d8cd3fc3ab Reorganizing the code 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-20 19:54:08 -07:00
Leonardo de Moura ded42feeb6 Reorganizing code base 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-20 16:33:01 -07:00
Leonardo de Moura 9a84cba6c9 Reorganizing the code. Moved nlsat to its own directory. 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-20 15:48:18 -07:00
Leonardo de Moura 8a6997960a Reorganizing code. Added script for generating VS project files 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2012-10-20 15:16:37 -07:00