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smul no overflow

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-02-16 18:55:07 +02:00
parent 89d6f1c191
commit 8c9835bca6
24 changed files with 376 additions and 63 deletions
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4
src/math/dd/dd_pdd.cpp
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@ -1711,6 +1711,10 @@ namespace dd {
return p.val();
}
pdd pdd::shl(unsigned n) const {
return (*this) * rational::power_of_two(n);
}
std::ostream& operator<<(std::ostream& out, pdd const& b) { return b.display(out); }
void pdd_iterator::next() {

1
src/math/dd/dd_pdd.h
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@ -428,6 +428,7 @@ namespace dd {
pdd operator*(rational const& other) const { return m.mul(other, *this); }
pdd operator+(rational const& other) const { return m.add(other, *this); }
pdd operator~() const { return m.mk_not(*this); }
pdd shl(unsigned n) const;
pdd rev_sub(rational const& r) const { return m.sub(m.mk_val(r), *this); }
pdd div(rational const& other) const { return m.div(*this, other); }
bool try_div(rational const& other, pdd& out_result) const { return m.try_div(*this, other, out_result); }