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Code Activity
8034 commits 49 branches 53 tags 182 MiB
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772 commits

Author SHA1 Message Date
Ken McMillan
ea127c8ab9 some confusion about proof generation 2013-06-27 12:24:18 -07:00
Christoph M. Wintersteiger
42b3a81ef6 FPA: precision bugfixes for FMA 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-27 16:08:25 +01:00
Christoph M. Wintersteiger
0d2a7f922c FPA: sqrt precision bugfixes 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-26 18:16:25 +01:00
Christoph M. Wintersteiger
56b41a0065 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 
+ FPA2BV sqrt fix

Conflicts:
	src/tactic/fpa/fpa2bv_converter.cpp

Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-25 16:34:38 +01:00
Christoph M. Wintersteiger
74792eeec4 FPA: compilation bugfixes 2013-06-25 15:06:13 +01:00
Christoph M. Wintersteiger
127402c10b FPA: fpa2bv fma bugfix 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-24 16:33:09 +01:00
Christoph M. Wintersteiger
9581055f97 FPA: debug output disabled 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-24 13:30:36 +01:00
Christoph M. Wintersteiger
13206f2fe7 FPA: FMA bugfixes. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-24 13:29:04 +01:00
Christoph M. Wintersteiger
9489c9b08b Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-06-21 21:16:12 +01:00
Christoph M. Wintersteiger
0b6250253a FPA2BV: added sqrt function 
(Currently, there are a few corner cases where it doesn't round correctly.)

Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-21 21:16:03 +01:00
Leonardo de Moura
a60b53bfd8 Fix compilation errors/warnings when using GCC 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-06-20 17:52:20 -07:00
Christoph M. Wintersteiger
ecceb0accc FPA: debug output disabled. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-14 20:16:02 +01:00
Christoph M. Wintersteiger
92c1b25978 FPA: bugfix for float to float conversion (subnormal numbers). 
Thanks to Gabriele Paganelli for reporting this bug!

Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-14 20:14:00 +01:00
Christoph M. Wintersteiger
455618bb2b FPA: added is_nan 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-07 18:34:31 +01:00
Christoph M. Wintersteiger
d7639557d2 FPA: added rewriting and fpa2bv conversion rules for new operations. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-07 18:03:46 +01:00
Christoph M. Wintersteiger
724f2af8c7 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-06-07 17:34:38 +01:00
Leonardo de Moura
2b59f2ecc2 Fix issue https://z3.codeplex.com/workitem/37 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-06-06 18:29:29 -07:00
Christoph M. Wintersteiger
093fe945bc FPA: min/max/fma bugfixes + partial quantifier support 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-03 18:19:45 +01:00
Christoph M. Wintersteiger
7c32df93a4 SLS tactic: compilation fixes 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-06-03 18:17:41 +01:00
Nuno Lopes
878d57d139 minor code simplification 
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
 2013-05-15 09:23:57 -07:00
Nuno Lopes
7fc93b94f5 remove unimplemented method 
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
 2013-05-14 08:54:04 -07:00
Christoph M. Wintersteiger
787a65be29 FPA: bugfix for QFPA -> QBV conversion. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-05-07 18:27:47 +01:00
Christoph M. Wintersteiger
b65adc10da FPA: bugfix for quantified FP -> quantified BV conversion. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-05-07 17:58:43 +01:00
Christoph M. Wintersteiger
121e83b6b7 FPA: bugfixes for UF in model converter for fpa2bv. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-05-03 17:54:30 +01:00
Christoph M. Wintersteiger
8f60a936d2 FPA: Added support for float-UF to BV-UF translation. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-05-03 15:57:42 +01:00
Christoph M. Wintersteiger
00d5dea9a5 FPA: added support for rewriting quantified floats to quantified bit-vectors. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-05-02 15:24:07 +01:00
Nikolaj Bjorner
83add2bd9b fix bugs reported by Filip Konecny <filip.konecny@epfl.ch> in PDR 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-04-25 13:39:11 -07:00
Nikolaj Bjorner
eead1bbc48 missing else 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-04-23 09:24:39 -07:00
Nikolaj Bjorner
e1d5f484f1 simplify result from tactics, remove unused features from difference logic solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-04-23 08:46:46 -07:00
Nuno Lopes
7ce88d4da9 fix a few compilation warnings 
- remove unused variables and class fields
 - add support for gcc 4.5 & clang's __builtin_unreachable
 - fix 2 bugs related to strict aliasing
 - remove a few unused function parameters

Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
 2013-04-21 14:36:39 -07:00
Leonardo de Moura
8627f6f1d5 Remove dead code 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-04-08 18:02:28 -07:00
Leonardo de Moura
93297fa9e7 Fix bug in purify_arith reported at https://z3.codeplex.com/workitem/32 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-04-08 18:00:43 -07:00
Christoph M. Wintersteiger
5915533170 FPA: bugfix for corner-case sign of division 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-04-05 15:27:05 +01:00
Christoph M. Wintersteiger
26efb3c7f1 FPA bugfixes for denormal numbers. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-04-05 12:45:28 +01:00
Christoph M. Wintersteiger
4c353ec720 FPA: bugfix for model completion. Thanks to Levent Erkok. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-04-02 13:45:42 +01:00
Leonardo de Moura
9abcde9a35 Fix typos 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-03-25 14:42:18 -07:00
Christoph M. Wintersteiger
a9c7517275 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-03-08 13:22:06 +00:00
Nikolaj Bjorner
37a75622a9 LRA tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-03-06 08:32:21 -08:00
Nikolaj Bjorner
f9aeeeef36 LRA tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2013-03-06 08:29:29 -08:00
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
Christoph M. Wintersteiger
9a4331995e FPA: bugfix for bitblaster. 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-03-05 14:11:50 +00:00
Christoph M. Wintersteiger
35906889b6 FPA: compilation bugfixes 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-03-05 13:49:42 +00:00
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
7822b86b53 FPA: multiple bugfixes for HWF, MPF and a bugfix for FPA2BV (many thanks to Gabriele Paganelli) 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-03-01 19:06:01 +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
4922d62311 Fix bug reported at http://z3.codeplex.com/workitem/23 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2013-02-21 11:02:13 -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
Christoph M. Wintersteiger
c051876e3f FPA bugfix 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-01-31 12:49:43 +00:00
Christoph M. Wintersteiger
61b686f86f FPA: fixes for sbits < ebits 
Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
 2013-01-11 11:15:18 +00:00
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