Nikolaj Bjorner
5e3df9ee77
Arith min max ( #6864 )
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* prepare for dependencies
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* snapshot
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* more refactoring
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* more refactoring
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* build
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* pass in u_dependency_manager
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* address NYIs
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* more refactoring names
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* eq_explanation update
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* add outline of bounds improvement functionality
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* fix unit tests
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* remove unused structs
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* more bounds
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* more bounds
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* convert more internals to use u_dependency instead of constraint_index
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* convert more internals to use u_dependency instead of constraint_index
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* remember to push/pop scopes
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* use the main function for updating bounds
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* na
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* na
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* remove reset of shared dep manager
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* disable improve-bounds, add statistics
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2023-08-19 17:44:09 -07:00
Nikolaj Bjorner
ac00306355
fix context simplification
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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2023-06-09 11:30:56 -07:00
Nikolaj Bjorner
15d853dc04
add trail to avoid stale references in expr2var
2023-01-24 04:15:52 -08:00
Nikolaj Bjorner
3032c9315d
handle to-real in variable mapping
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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2023-01-23 14:31:24 -08:00
Nikolaj Bjorner
d9f9cceea4
use intervals for tracking bounds on arithmetic variables
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leverage interval propagation for bounds.
merge functionality with propagate-ineqs tactic
remove the new propagate-bounds tactic and instead use propagate-ineqs
2023-01-23 14:13:03 -08:00
Nikolaj Bjorner
eb751bec4c
fix riscv/aarch/powerpc build warnings
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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2023-01-22 23:57:59 -08:00
Nikolaj Bjorner
3b5ae285d9
add outline for interval reasoning
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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2023-01-22 23:28:36 -08:00
Nikolaj Bjorner
db79346ef7
Add new tactic bound-simplifier for integer-based bit-vector reasoning.
2023-01-22 22:07:28 -08:00
