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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2024-02-24 14:34:28 -08:00
parent 0e5b504c30
commit 58474df438
4 changed files with 170 additions and 55 deletions
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16
src/ast/sls/sls_valuation.h
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@ -186,8 +186,15 @@ namespace bv {
bool get_at_most(bvect const& src, bvect& dst) const;
bool get_at_least(bvect const& src, bvect& dst) const;
bool set_random_at_most(bvect const& src, bvect& tmp, random_gen& r);
bool set_random_at_least(bvect const& src, bvect& tmp, random_gen& r);
bool set_repair(bool try_down, bvect& dst);
static digit_t random_bits(random_gen& r);
void get_variant(bvect& dst, random_gen& r) const;
bool try_set(bvect const& src) {
if (!can_set(src))
return false;
@ -237,6 +244,15 @@ namespace bv {
dst.set(i, b);
}
bool try_set_range(bvect& dst, unsigned lo, unsigned hi, bool b) {
for (unsigned i = lo; i < hi; ++i)
if (fixed.get(i) && get_bit(i) != b)
return false;
for (unsigned i = lo; i < hi; ++i)
dst.set(i, b);
return true;
}
void set(bvect& dst, unsigned v) const {
dst[0] = v;
for (unsigned i = 1; i < nw; ++i)