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tuning bit-vector operations

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-12-21 13:09:03 +02:00
parent 1eebab355c
commit 8e26c97782
9 changed files with 271 additions and 94 deletions
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5
src/ast/rewriter/bit_blaster/bit_blaster_tpl.h
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@ -121,8 +121,11 @@ public:
void mk_comp(unsigned sz, expr * const * a_bits, expr * const * b_bits, expr_ref_vector & out_bits);
void mk_carry_save_adder(unsigned sz, expr * const * a_bits, expr * const * b_bits, expr * const * c_bits, expr_ref_vector & sum_bits, expr_ref_vector & carry_bits);
void mk_const_multiplier(unsigned sz, expr * const * a_bits, expr * const * b_bits, expr_ref_vector & out_bits);
bool mk_const_multiplier(unsigned sz, expr * const * a_bits, expr * const * b_bits, expr_ref_vector & out_bits);
bool mk_const_case_multiplier(unsigned sz, expr * const * a_bits, expr * const * b_bits, expr_ref_vector & out_bits);
void mk_const_case_multiplier(bool is_a, unsigned i, unsigned sz, ptr_buffer<expr, 128>& a_bits, ptr_buffer<expr, 128>& b_bits, expr_ref_vector & out_bits);
bool is_bool_const(expr* e) const { return m().is_true(e) || m().is_false(e); }
void mk_abs(unsigned sz, expr * const * a_bits, expr_ref_vector & out_bits);
};