Nikolaj Bjorner
d372af4782
add stub for cheap equality propagation
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-30 15:36:27 -07:00
Nikolaj Bjorner
ce4e1d3cbb
fresh index
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-29 19:54:50 -07:00
Nikolaj Bjorner
d41ecda03e
skip non-overlap simplification in rewriter
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-29 17:27:54 -07:00
Nikolaj Bjorner
f381d51c83
update badge
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-29 14:04:12 -07:00
calebstanford-msr
c939195c10
add regex support for reverse and left/right derivative rewriting ( #4477 )
...
* partial work on adding 'reverse' (broken code)
* new op codes for derivative and reverse + associated rewrite rules
* incorporate reverses and derivatives in rewriter + some fixes
* enable rewriting str.in_re constraints with right derivative
2020-05-29 13:00:37 -07:00
Nikolaj Bjorner
3d9d52f742
add detection of string equalities
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-29 10:40:47 -07:00
Nikolaj Bjorner
6a90072a98
bug in non-member disjunction
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-28 12:03:40 -07:00
Nikolaj Bjorner
87f8da022e
fix non-empty -> empty typo
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-27 12:13:25 -07:00
Nikolaj Bjorner
dbd90e5f86
dbg proagate_eq
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-27 10:33:45 -07:00
Nikolaj Bjorner
9dd8ebb474
fix build
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-27 10:10:25 -07:00
Nikolaj Bjorner
94ffd63b51
change to iterative unfolding left build broken for some time
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-26 21:25:53 -07:00
Nikolaj Bjorner
9764007c97
lorem ipsum
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-26 20:55:02 -07:00
Nikolaj Bjorner
0c2c1861f1
add general purpose emptiness/non-emptiness check
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-26 20:50:18 -07:00
Nikolaj Bjorner
88e36c6bf3
add general purpose emptiness/non-emptiness check
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-26 20:42:21 -07:00
Nikolaj Bjorner
33cdc06eb4
merge
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-26 13:37:49 -07:00
Nikolaj Bjorner
a1991d803f
add some notes to regex
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-26 13:30:52 -07:00
Nikolaj Bjorner
5e79eb62fd
add some notes to regex
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-26 13:30:52 -07:00
Nuno Lopes
d8cea7c8d5
fix a few warnings & simplify debug.h header
2020-05-26 13:49:13 +01:00
Nikolaj Bjorner
a97bc65af4
hoist co-factors eagerly without adding axioms
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-25 15:10:45 -07:00
Nikolaj Bjorner
4e01d5b5c1
tune axioms for derivatives
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-25 14:11:59 -07:00
Nikolaj Bjorner
d6ad371934
avoid div/mod axioms on 0
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-23 16:37:40 -07:00
Nikolaj Bjorner
24df35a83e
guard derivative code
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-23 16:02:10 -07:00
Nikolaj Bjorner
eb3f20832e
initial pass at using derivatives in regex unfolding
...
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-23 11:53:07 -07:00
