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remove unneeded creation of tmp mpz_manager

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Nuno Lopes 2018-07-09 10:52:27 +01:00
parent 6f7271a5e8
commit 009708ed07
2 changed files with 14 additions and 12 deletions
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20
src/math/polynomial/algebraic_numbers.cpp
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@ -2629,17 +2629,15 @@ namespace algebraic_numbers {
} }
else if (a.is_basic()) { else if (a.is_basic()) {
mpq const & v = basic_value(a); mpq const & v = basic_value(a);
scoped_mpz neg_n(qm()); mpz neg_n;
qm().set(neg_n, v.numerator()); qm().set(neg_n, v.numerator());
qm().neg(neg_n); qm().neg(neg_n);
unsynch_mpz_manager zmgr; mpz coeffs[2] = { std::move(neg_n), qm().dup(v.denominator()) };
// FIXME: remove these copies
mpz coeffs[2] = { zmgr.dup(neg_n.get()), zmgr.dup(v.denominator()) };
out << "("; out << "(";
upm().display(out, 2, coeffs, "#"); upm().display(out, 2, coeffs, "#");
out << ", 1)"; // first root of the polynomial d*# - n out << ", 1)"; // first root of the polynomial d*# - n
zmgr.del(coeffs[0]); qm().del(coeffs[0]);
zmgr.del(coeffs[1]); qm().del(coeffs[1]);
} }
else { else {
algebraic_cell * c = a.to_algebraic(); algebraic_cell * c = a.to_algebraic();
@ -2679,17 +2677,15 @@ namespace algebraic_numbers {
} }
else if (a.is_basic()) { else if (a.is_basic()) {
mpq const & v = basic_value(a); mpq const & v = basic_value(a);
scoped_mpz neg_n(qm()); mpz neg_n;
qm().set(neg_n, v.numerator()); qm().set(neg_n, v.numerator());
qm().neg(neg_n); qm().neg(neg_n);
unsynch_mpz_manager zmgr; mpz coeffs[2] = { std::move(neg_n), qm().dup(v.denominator()) };
// FIXME: remove these copies
mpz coeffs[2] = { zmgr.dup(neg_n.get()), zmgr.dup(v.denominator()) };
out << "(root-obj "; out << "(root-obj ";
upm().display_smt2(out, 2, coeffs, "x"); upm().display_smt2(out, 2, coeffs, "x");
out << " 1)"; // first root of the polynomial d*# - n out << " 1)"; // first root of the polynomial d*# - n
zmgr.del(coeffs[0]); qm().del(coeffs[0]);
zmgr.del(coeffs[1]); qm().del(coeffs[1]);
} }
else { else {
algebraic_cell * c = a.to_algebraic(); algebraic_cell * c = a.to_algebraic();

6
src/util/mpq.h
View file

@ -714,6 +714,12 @@ public:
return temp; return temp;
} }
mpz dup(const mpz & source) {
mpz temp;
set(temp, source);
return temp;
}
void swap(mpz & a, mpz & b) { mpz_manager<SYNCH>::swap(a, b); } void swap(mpz & a, mpz & b) { mpz_manager<SYNCH>::swap(a, b); }
void swap(mpq & a, mpq & b) { void swap(mpq & a, mpq & b) {