diff options
Diffstat (limited to 'libartbase/base/bit_vector.cc')
-rw-r--r-- | libartbase/base/bit_vector.cc | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/libartbase/base/bit_vector.cc b/libartbase/base/bit_vector.cc index d3cb652c0c..8e3d4c9bf7 100644 --- a/libartbase/base/bit_vector.cc +++ b/libartbase/base/bit_vector.cc @@ -376,31 +376,4 @@ Allocator* BitVector::GetAllocator() const { return allocator_; } -void BaseBitVectorArray::Resize(size_t rows, size_t cols, bool clear) { - DCHECK(IsExpandable()); - if (clear) { - Clear(); - } - cols = RoundUp(cols, BitVector::kWordBits); - num_columns_ = cols; - num_rows_ = rows; - // Ensure size - GetRawData().SetBit(num_rows_ * num_columns_ - 1); - GetRawData().ClearBit(num_rows_ * num_columns_ - 1); -} - -// In order to improve performance we do this in 4-byte blocks. Clang should be -// able to optimize this to larger blocks if possible. -void BaseBitVectorArray::UnionRows(size_t dest_row, size_t other) { - DCHECK_LT(dest_row, num_rows_); - DCHECK_LT(other, num_rows_); - size_t block_words = num_columns_ / BitVector::kWordBits; - uint32_t* dest = - GetRawData().GetRawStorage() + ((dest_row * num_columns_) / BitVector::kWordBits); - uint32_t* source = GetRawData().GetRawStorage() + ((other * num_columns_) / BitVector::kWordBits); - for (uint32_t i = 0; i < block_words; ++i, ++dest, ++source) { - *dest = (*dest) | (*source); - } -} - } // namespace art |