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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2024-02-29 08:54:21 -08:00
parent dfd5c27fec
commit 5be8872d6a
6 changed files with 117 additions and 85 deletions
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7
src/ast/sls/sls_valuation.h
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@ -140,7 +140,7 @@ namespace bv {
void get(bvect& dst) const;
void add_range(rational lo, rational hi);
bool has_range() const { return m_lo != m_hi; }
void init_fixed();
void tighten_range();
void clear_overflow_bits(bvect& bits) const {
SASSERT(nw > 0);
@ -156,11 +156,10 @@ namespace bv {
bool is_zero() const { return is_zero(m_bits); }
bool is_zero(bvect const& a) const {
SASSERT(!has_overflow(a));
for (unsigned i = 0; i < nw; ++i)
for (unsigned i = 0; i < nw - 1; ++i)
if (a[i] != 0)
return false;
return true;
return (a[nw - 1] & mask) == 0;
}
bool is_ones() const { return is_ones(m_bits); }