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rename mpz_ptr to mpz_large

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-07-02 15:29:57 -07:00
parent cf8618bf3c
commit 4e657b5b7e
2 changed files with 45 additions and 35 deletions
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27
src/util/mpz.h
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@ -74,12 +74,12 @@ class mpz_cell {
\brief Multi-precision integer.
If m_kind == mpz_small, it is a small number and the value is stored in m_val.
If m_kind == mpz_ptr, the value is stored in m_ptr and m_ptr != nullptr.
If m_kind == mpz_large, the value is stored in m_ptr and m_ptr != nullptr.
m_val contains the sign (-1 negative, 1 positive)
under winodws, m_ptr points to a mpz_cell that store the value.
*/
enum mpz_kind { mpz_small = 0, mpz_ptr = 1};
enum mpz_kind { mpz_small = 0, mpz_large = 1};
enum mpz_owner { mpz_self = 0, mpz_ext = 1};
class mpz {
@ -149,14 +149,7 @@ class mpz_manager {
return sizeof(mpz_cell) + sizeof(digit_t) * capacity;
}
mpz_cell * allocate(unsigned capacity) {
SASSERT(capacity >= m_init_cell_capacity);
MPZ_BEGIN_CRITICAL();
mpz_cell * cell = reinterpret_cast<mpz_cell *>(m_allocator.allocate(cell_size(capacity)));
MPZ_END_CRITICAL();
cell->m_capacity = capacity;
return cell;
}
mpz_cell * allocate(unsigned capacity);
void deallocate(mpz& n) {
if (n.m_ptr) {
@ -172,22 +165,16 @@ class mpz_manager {
if (n.m_ptr == nullptr || capacity(n) < c) {
deallocate(n);
n.m_val = 1;
n.m_kind = mpz_ptr;
n.m_kind = mpz_large;
n.m_owner = mpz_self;
n.m_ptr = allocate(c);
}
else {
n.m_kind = mpz_ptr;
n.m_kind = mpz_large;
}
}
void deallocate(bool is_heap, mpz_cell * ptr) {
if (is_heap) {
MPZ_BEGIN_CRITICAL();
m_allocator.deallocate(cell_size(ptr->m_capacity), ptr);
MPZ_END_CRITICAL();
}
}
void deallocate(bool is_heap, mpz_cell * ptr);
// Expand capacity of a while preserving its content.
void ensure_capacity(mpz & a, unsigned sz);
@ -339,7 +326,7 @@ class mpz_manager {
a.m_ptr = allocate();
a.m_owner = mpz_self;
}
a.m_kind = mpz_ptr;
a.m_kind = mpz_large;
}