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tbv utilities

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-09-15 21:23:03 -07:00
parent cd12fa8461
commit d9dafe7b94
6 changed files with 282 additions and 3 deletions
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2
src/util/fixed_bit_vector.cpp
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@ -52,7 +52,7 @@ fixed_bit_vector* fixed_bit_vector_manager::allocate1() {
return result;
}
fixed_bit_vector* fixed_bit_vector_manager::allocate(fixed_bit_vector& bv) {
fixed_bit_vector* fixed_bit_vector_manager::allocate(fixed_bit_vector const& bv) {
fixed_bit_vector* result = allocate();
copy(*result, bv);
return result;

5
src/util/fixed_bit_vector.h
View file

@ -33,7 +33,6 @@ class fixed_bit_vector_manager {
unsigned m_num_bytes;
unsigned m_num_words;
unsigned m_mask;
unsigned num_bytes() const { return m_num_bytes; }
static unsigned num_words(unsigned num_bits) {
return (num_bits + 31) / 32;
@ -45,11 +44,12 @@ public:
fixed_bit_vector* allocate();
fixed_bit_vector* allocate1();
fixed_bit_vector* allocate0();
fixed_bit_vector* allocate(fixed_bit_vector& bv);
fixed_bit_vector* allocate(fixed_bit_vector const& bv);
void deallocate(fixed_bit_vector* bv);
void copy(fixed_bit_vector& dst, fixed_bit_vector const& src) const;
unsigned num_words() const { return m_num_words; }
unsigned num_bytes() const { return m_num_bytes; }
unsigned num_bits() const { return m_num_bits; }
fixed_bit_vector& reset(fixed_bit_vector& bv) const { return fill0(bv); }
fixed_bit_vector& fill0(fixed_bit_vector& bv) const;
@ -66,6 +66,7 @@ public:
class fixed_bit_vector {
friend class fixed_bit_vector_manager;
friend class tbv_manager;
unsigned m_data[1];
static unsigned get_pos_mask(unsigned bit_idx) {