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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2024-03-05 02:53:47 -08:00
parent 531bda39ac
commit d6f522e205
5 changed files with 83 additions and 27 deletions
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4
src/ast/sls/sls_valuation.h
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@ -96,11 +96,14 @@ namespace bv {
protected:
bvect m_bits;
bvect m_lo, m_hi; // range assignment to bit-vector, as wrap-around interval
unsigned m_signed_prefix = 0;
unsigned mask;
bool round_up(bvect& dst) const;
bool round_down(bvect& dst) const;
void repair_sign_bits(bvect& dst) const;
public:
unsigned bw; // bit-width
@ -111,6 +114,7 @@ namespace bv {
sls_valuation(unsigned bw);
void set_bw(unsigned bw);
void set_signed(unsigned prefix) { m_signed_prefix = prefix; }
unsigned num_bytes() const { return (bw + 7) / 8; }