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fix #2387, add ite-hoist rewriting, allow assumptions to be compound expressions

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2019-07-09 07:40:20 +01:00
parent cd93cdd819
commit 88aa689a70
6 changed files with 118 additions and 33 deletions
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1
src/ast/rewriter/poly_rewriter_params.pyg
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@ -5,4 +5,5 @@ def_module_params(module_name='rewriter',
("som_blowup", UINT, 10, "maximum increase of monomials generated when putting a polynomial in sum-of-monomials normal form"),
("hoist_mul", BOOL, False, "hoist multiplication over summation to minimize number of multiplications"),
("hoist_cmul", BOOL, False, "hoist constant multiplication over summation to minimize number of multiplications"),
("hoist_ite", BOOL, False, "hoist shared summands under ite expressions"),
("flat", BOOL, True, "create nary applications for and,or,+,*,bvadd,bvmul,bvand,bvor,bvxor")))