334 commits

Author	SHA1	Message	Date
Nikolaj Bjorner	cbbf1381f7	update to use incremental substitution ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2022-01-23 03:00:25 +01:00
Nikolaj Bjorner	417a5320c7	forbidden intervals for strict inequalities ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2022-01-22 11:14:53 +01:00
Nikolaj Bjorner	3c940b5125	use nyi to catch uncovered cases ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2022-01-21 17:49:43 +01:00
Jakob Rath	c4c9c84aeb	Treat eval'd literals as propagations (not as decisions)	2022-01-21 15:56:16 +01:00
Nikolaj Bjorner	8765dc16a5	merge ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2022-01-21 13:11:53 +01:00
Jakob Rath	0a48846add	Add separate state for deciding on lemmas	2022-01-21 11:55:03 +01:00
Jakob Rath	daf23cfe02	wlist_invariant	2022-01-20 17:47:26 +01:00
Jakob Rath	543ad2f205	skip unassigned variables when computing level	2022-01-20 17:46:23 +01:00
Jakob Rath	c7a09051fa	Assert constraints only once	2022-01-20 17:44:29 +01:00
Jakob Rath	b968898b7e	use member variable rather that static	2022-01-20 17:09:36 +01:00
Jakob Rath	64152c338d	Don't nest propgate() calls	2022-01-20 17:06:30 +01:00
Jakob Rath	175b348948	Update quot_rem axioms	2022-01-18 10:43:12 +01:00
Jakob Rath	e005838129	clause_builder should not fail on always-true literals ... Otherwise, e.g. when adding axioms, the caller would have to check each literal before adding it.	2022-01-18 10:32:33 +01:00
Jakob Rath	ebc4df1ece	remove branch_bool	2022-01-17 15:57:05 +01:00
Jakob Rath	3895d8d6bb	quot_rem needs additional constraint: quot <= a	2022-01-12 13:44:30 +01:00
Nikolaj Bjorner	eb9bfbb3d8	add resolved attribute ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-20 17:39:12 -08:00
Nikolaj Bjorner	adb3d68743	fixes to literal propagation exposed by bitwise and unit test ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-19 15:21:12 -08:00
Nikolaj Bjorner	c1d5111159	add first test for band ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-18 12:28:59 -08:00
Nikolaj Bjorner	a6684824c1	elaborate on narrow ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-15 10:13:33 -08:00
Nikolaj Bjorner	a2aa1170f9	rename to op-constraint to give space for other operations ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-15 09:20:11 -08:00
Nikolaj Bjorner	79bc33b88e	na	2021-12-14 19:42:19 -08:00
Nikolaj Bjorner	6eb6eb39a4	more of shr	2021-12-14 19:23:31 -08:00
Nikolaj Bjorner	934564882c	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-14 12:34:34 -08:00
Nikolaj Bjorner	c7da31a67d	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-13 10:24:42 -08:00
Nikolaj Bjorner	33d433d742	split out restart	2021-12-12 17:27:30 -08:00
Nikolaj Bjorner	30a2c32c3b	add placeholder for simplification	2021-12-12 14:52:09 -08:00
Nikolaj Bjorner	f1d46b58a4	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-11 17:38:09 -08:00
Nikolaj Bjorner	83efb1413a	na	2021-12-11 08:41:04 -08:00
Nikolaj Bjorner	6ddca4091a	merge ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-09 08:26:51 -08:00
Nikolaj Bjorner	d7f16d0622	merge ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-09 08:26:34 -08:00
Nikolaj Bjorner	f3ac879fa4	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-09 08:25:52 -08:00
Nikolaj Bjorner	ed9c0b84f6	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-12-09 08:25:24 -08:00
Nikolaj Bjorner	90bd5f186b	tune based on test_l5 ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-26 20:14:00 +01:00
Nikolaj Bjorner	7b85afbe9c	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-26 18:27:44 +01:00
Nikolaj Bjorner	fc6e127cca	don't add viable premises on decisions ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-25 20:19:58 +01:00
Nikolaj Bjorner	caef8d026f	add unsat core, activity, quick pass for viable	2021-11-24 13:23:28 +01:00
Nikolaj Bjorner	21c604e7b4	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-23 18:56:32 +01:00
Nikolaj Bjorner	8db711bc3c	retire deprecated functionality ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-22 18:14:15 +01:00
Nikolaj Bjorner	d86570ce75	prepare for new viable	2021-11-21 06:18:35 +01:00
Nikolaj Bjorner	6bf4f001d9	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-18 15:53:51 -08:00
Nikolaj Bjorner	1dcb7e6f6a	remove justified vars ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-18 15:43:39 -08:00
Nikolaj Bjorner	de424713e4	if you are really reading this commit message, you must be a programmer who has no life.	2021-11-18 10:10:50 -08:00
Nikolaj Bjorner	d073583d88	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-13 06:50:11 -08:00
Nikolaj Bjorner	931e1624b2	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-10 02:58:35 -08:00
Nikolaj Bjorner	d0c8240560	refactor forbidden intervals ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-09 10:34:11 -08:00
Nikolaj Bjorner	57c40e480b	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-08 05:08:57 -08:00
Nikolaj Bjorner	6fb4e0d5a9	fix unsound backjump for out of order search stacks ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-02 19:12:49 -07:00
Nikolaj Bjorner	3f3bd5948f	fixes/debugging ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-11-02 14:48:19 -07:00
Nikolaj Bjorner	a50cecaefa	wip ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2021-10-05 16:06:31 -07:00
Nikolaj Bjorner	813674087e	wip	2021-10-04 14:43:33 -07:00