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74 commits

Author SHA1 Message Date
Nikolaj Bjorner
8e6600c6be add python API for newly exposed regex constructors
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-12-09 09:09:03 +01:00
Nikolaj Bjorner
7a4c20698f fix handling of AC operator ++ on regular expressions. Issue #804
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-11-22 13:02:17 -08:00
Nikolaj Bjorner
5a86815f34 fix regression in seq-replace rewriting
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-11 05:43:16 -07:00
Nikolaj Bjorner
0b57829bdd fix heisenbug, unintialized variable, issue #720
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-10 11:04:29 -07:00
Nikolaj Bjorner
cb140011bc add missing rewrite rule. Issue #731
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-10 09:42:36 -07:00
Nikolaj Bjorner
e485d1889c update replace semantics
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-09-08 13:59:13 -07:00
Loris D'Antoni
73bd4acfc5 added symbolic automata complement for sequences 2016-07-28 13:50:05 -07:00
Nikolaj Bjorner
d5ee7e24bc add simplification for equalities between itos and constant strings, Issue #589
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-07-08 11:50:39 -07:00
Nikolaj Bjorner
5b497b6249 reduce set of mainly verbose warnings raised by -Wmaybe-uninitialized and unused variable warnings from release mode builds
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-06-22 20:25:47 -07:00
Nikolaj Bjorner
45fdb95f53 fix performance for model construction, recognize concats of values as a value for pre-processing
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-03-23 17:23:57 -07:00
Nikolaj Bjorner
70f13ced33 make proto-model evaluation use model_evaluator instead of legacy evaluator
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-03-05 10:14:15 -08:00
Nuno Lopes
006dc147a8 fix build with gcc 5 2016-02-29 14:34:48 +00:00
Nikolaj Bjorner
df2d7e7628 add intersection using symbolic automata facility
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-28 17:05:12 -08:00
Nikolaj Bjorner
ce8862d415 fix bug in conflict clause generation in seq-branch-variable
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-26 18:15:45 -08:00
Nikolaj Bjorner
d5383e2387 fix bug in definition of rewrite rule for replace, tighten constraints for tightest-prefix
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-23 18:41:56 -08:00
Nikolaj Bjorner
e2dc7c6f64 add note that current re.complement is non-standard
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-12 17:12:43 +00:00
Nikolaj Bjorner
94453033b6 add partial support for complementation of regular expressions. Handles case of complementing character ranges
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-12 15:59:33 +00:00
Nikolaj Bjorner
5b50d98b89 ensure that seq rewriter gets invoked during pre-processing
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-06 16:13:31 +00:00
Nikolaj Bjorner
9c7e5c37d1 add equality propagation based on partial length information to sequence theory. Fix issue #429
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-04 08:12:46 -08:00
Nikolaj Bjorner
995a2e1a29 perf tuning based on Chris's examples
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-02-01 07:51:05 -08:00
Nikolaj Bjorner
6529d43fb1 fix bugs exposed by unit tests from Pierre
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-26 09:50:14 -08:00
Nikolaj Bjorner
345f6e87bd seq bug fixes
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-26 07:21:31 -08:00
Nikolaj Bjorner
924f03c6de fixing bugs in seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-23 10:38:49 -05:00
Nikolaj Bjorner
cccd502a4d bug-fixes to sequence theory
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-19 13:57:47 +01:00
Nikolaj Bjorner
88362a1c3a fix bugs in sequence extraction from NFA
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-15 16:32:43 +05:30
Nikolaj Bjorner
150c5c283d update re simplification
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-15 10:11:39 +05:30
Nikolaj Bjorner
2d41b0e29b fix tout -> out. Tune generation of automata transitions
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-15 03:31:30 +05:30
Nikolaj Bjorner
3ff97357a3 fix back rewriting for concat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-14 11:22:11 +01:00
Nikolaj Bjorner
de9c959241 add support for re.nostr, re.all, fix bug in disequality handling of sequences, update signature of loop to handle integer arguments and variable arguments
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-14 10:56:03 +01:00
Nikolaj Bjorner
a81c7c48d0 fix build
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-14 00:56:52 +01:00
Nikolaj Bjorner
e0215400e2 add empty/full regular languages, escape sequence fixes, check cancellation inside simplifier
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-13 20:13:17 +01:00
Nikolaj Bjorner
57e1d4dc1f model generation with strings
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-13 10:39:38 +01:00
Nikolaj Bjorner
9909c056f0 add range / loop handling for re. Fix regression reading mixed numerals reported by Trentin
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-13 00:49:31 -08:00
Nikolaj Bjorner
22fbed18cc fix regressions exposed by build
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-12 11:18:52 -08:00
Nikolaj Bjorner
db71563478 fix build compiler warnings on OSX
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-12 09:36:01 -08:00
Nikolaj Bjorner
0e6aaf0211 Issue #407 build break
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-07 20:05:49 -08:00
Nikolaj Bjorner
ad778f87c7 change data-structures to concanetation decomposition normal form
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-07 16:03:37 -08:00
Nikolaj Bjorner
2c1d2aad44 seq, API
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-04 22:06:32 -08:00
Nikolaj Bjorner
c1ebf6b4fc seq + API
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-04 18:01:48 -08:00
Nikolaj Bjorner
b5969326bc seq API
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-02 23:31:36 -08:00
Nikolaj Bjorner
876fd1f7ba seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-01 09:00:21 -08:00
Nikolaj Bjorner
78550ec816 seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-31 07:48:14 -08:00
Nikolaj Bjorner
746d26e744 seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-29 21:14:52 -08:00
Nikolaj Bjorner
bd9b5b5735 seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-29 10:13:19 -08:00
Nikolaj Bjorner
739043e273 seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-28 10:28:43 -08:00
Nikolaj Bjorner
071a654a9a seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-27 04:41:25 -08:00
Nikolaj Bjorner
31302ec851 automata
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-25 15:22:26 -08:00
Nikolaj Bjorner
f414869456 add symbolic automaton
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-23 19:46:10 -08:00
Nikolaj Bjorner
284fcc2c04 seq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-20 09:43:56 +02:00
Nikolaj Bjorner
b1459f4fa3 fix build warnings
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-15 04:57:32 +02:00