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51 commits

Author SHA1 Message Date
Christoph M. Wintersteiger 3baaba5edd
Revert unsound NaN constraints in theory_fpa (#6993) 2023-11-14 14:28:30 -08:00
Christoph M. Wintersteiger 9d57bdd2ef
Assorted fixes for floats (#6968) 
* Improve 4be26eb543

* Add-on to 0f4f32c5d0

* Fix mk_numeral

* Fix corner-case in fp.div

* Fixes for corner-cases in mk_to_fp_(un)signed

* Fix out-of-range results in mpf_manager::fma

* Further adjustments for fp.to_fp_(un)signed

* fp.to_fp from real can't be NaN

* fp.to_fp from reals: add bounds

* Fix NaN encodings in theory_fpa.

* Fix fp.fma rounding with tiny floats

* Fix literal creation order in theory_fpa
 2023-10-29 17:29:42 -07:00
Bruce Mitchener 5d0dea05aa
Remove empty leaf destructors. (#6211) 2022-07-30 10:07:03 +01:00
Nikolaj Bjorner 15a7621e27 remove template dependency for trail objects 2021-03-19 11:15:05 -07:00
Nikolaj Bjorner 4cb07a539b more fpa 2020-09-30 19:06:07 -07:00
Nikolaj Bjorner 6708a764f5 move generic functionality for fpa 
move generic functionality for fpa to converter/rewriter so it can be used outside of theory_fpa @wintersteiger
 2020-09-30 18:50:07 -07:00
Nikolaj Bjorner d0e20e44ff booyah 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-04 15:56:30 -07:00
Nikolaj Bjorner becf423c77
remove level of indirection for context and ast_manager in smt_theory (#4253) 
* remove level of indirection for context and ast_manager in smt_theory

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add request by #4252

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* move to def

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* int

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-08 16:46:03 -07:00
Christoph M. Wintersteiger 77689ed002
Fix term-ite models in theory_fpa. Fixes #2857. 2020-01-13 19:24:48 +00:00
Nikolaj Bjorner ca498e20d1 move value factories to model 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-10-16 19:48:35 -07:00
Nikolaj Bjorner 3d1c40ce23 fixing #2448 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-02 15:06:34 -07:00
Christoph M. Wintersteiger c611fbeaee
Fix RoundingMode value generation in FPA theory. Fixes #2239. 2019-04-16 12:50:04 +01:00
Nikolaj Bjorner 9b6a99794b add default method for fresh fp value, try to address OsX build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-19 10:02:31 -07:00
Bruce Mitchener 7167fda1dc Use override rather than virtual. 2018-02-10 09:56:33 +07:00
Christoph M. Wintersteiger cc9f67267d Eliminated the remaining operator kinds for partially unspecified FP operators. 2017-09-20 20:16:09 +01:00
Christoph M. Wintersteiger 4ceef09156 Renamed FPA-internal functions now that they are exposed. 2017-09-11 15:04:53 +01:00
Nikolaj Bjorner b19f94ae5b make include paths uniformly use path relative to src. #534 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-31 13:24:11 -07:00
Nikolaj Bjorner f52baf1e17 fix build again 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-21 10:48:43 -08:00
Nikolaj Bjorner 4bcf1bf2f6 fix debug build, unused variable warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-21 10:44:49 -08:00
Christoph M. Wintersteiger bd187e0989 Bugfix for fp.min/fp.max in fpa2bv converter; hide BV UFs from FP models. 
Fixes #642
 2016-06-09 17:51:31 +01:00
Christoph M. Wintersteiger 302c491535 theory_fpa refactoring 2016-05-31 16:22:24 +01:00
Christoph M. Wintersteiger 617e941015 fp2bv refactoring 2016-05-23 18:10:17 +01:00
Christoph M. Wintersteiger bf3a5effbc Fixed and refactored fp.min/fp.max for theory_fpa. 
Fixes #616
 2016-05-23 15:38:25 +01:00
Christoph M. Wintersteiger 1cc8146aba Bugfixes for FP UFs and arrays. 2016-05-20 19:53:57 +01:00
Christoph M. Wintersteiger df81ab72f5 Bug and performance fixes for FP UFs. 2016-05-17 16:35:45 +01:00
Christoph M. Wintersteiger bb2c5972c7 Bugfixes for UFs in theory_fpa. 
Fixes #591, but performance issues remain.
 2016-05-14 18:21:53 +01:00
Christoph M. Wintersteiger 5995c753d3 Bugfix for theory_fpa construction and destruction. 2015-11-09 13:54:28 +00:00
Nikolaj Bjorner 8d1fa3ae50 move mk_fresh to inside files that include smt_context.h directly to address build problem reported in #297 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-11-07 11:50:06 -08:00
Nikolaj Bjorner b4cb51cdb3 working on Forking/Serializing a z3 Solver #209 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-11-06 17:29:24 -08:00
Christoph M. Wintersteiger 8fffa9f188 Removed trailing whitespace. 2015-10-30 12:20:41 +00:00
Christoph M. Wintersteiger de39173f6f Corrected unspecified behavior of fp.min/fp.max corner cases in fpa2bv_converter and in theory_fpa. 
Fixes #68
 2015-10-07 20:44:08 +01:00
Christoph M. Wintersteiger 081ba9093a Bugfix for FP theory; handling of UFs and interpreted functions from other theories. 2015-08-27 18:17:26 +01:00
Nikolaj Bjorner 4bc044c982 update header guards to be C++ style. Fixes issue #9 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-07-08 23:18:40 -07:00
Christoph M. Wintersteiger 826d295981 build fixes and removed unused variables 2015-01-21 19:29:31 +00:00
Christoph M. Wintersteiger 0cedd32ea2 More renaming floats -> fpa 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2015-01-08 13:47:26 +00:00
Christoph M. Wintersteiger 5e5758bb25 More float -> fpa renaming 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2015-01-08 13:37:18 +00:00
Christoph M. Wintersteiger 09247d2e29 FPA theory and API overhaul 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2015-01-01 18:44:41 +00:00
Christoph M. Wintersteiger 7d61223a3a Improved FP theory 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-12-31 18:34:42 +00:00
Christoph M. Wintersteiger 23aa614d55 FPA: New theory implementation with support for "hidden" variables, relevancy, and eq/diseq. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-12-28 13:44:29 +00:00
Christoph M. Wintersteiger cf4b7219e1 new theory_fpa. plenty of bugs remain. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-12-21 18:45:36 +00:00
Christoph M. Wintersteiger 47325c5fd3 FPA: bugfixes, naming convention, core theory additions 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-12-16 23:59:27 +00:00
Christoph M. Wintersteiger 4e913bb18c FPA bugfixes 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-12-14 17:34:18 +00:00
Christoph M. Wintersteiger 657595818e FPA API: Renaming for consistency with final SMT standard. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-12-10 18:45:44 +00:00
Christoph M. Wintersteiger 8b40d4a735 FPA theory bug fixes. 
Also removed unnecessary intermediate variables.

Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-08-04 17:00:04 +01:00
Christoph M. Wintersteiger c508b66cf7 Merge branch 'unstable' of https://git01.codeplex.com/z3 into fpa-api 
Conflicts:
	src/ast/float_decl_plugin.h

Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-07-31 17:37:43 +01:00
Christoph M. Wintersteiger 4a915f6528 FPA theory additions 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-06-12 21:16:11 +01:00
Christoph M. Wintersteiger 8b8cee7f64 FPA theory improvements 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-06-12 15:14:06 +01:00
Christoph M. Wintersteiger ca89b120d3 improve FPA theory implementation 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-06-11 16:44:12 +01:00
Christoph M. Wintersteiger baee61a2e4 More experimental FPA theory code 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-06-02 17:57:59 +01:00
Christoph M. Wintersteiger a8b65ebb36 added stubs for theory_fpa 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2014-04-23 20:10:53 +01:00